Please keep at least one language enabled. || కనీసం ఒక భాషను ఎంచుకోండి.
Question 1
ప్రశ్న 1
A laser printer's toner rubs off immediately after printing. Which component should be checked first?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The fuser bonds toner using heat and pressure.
• Poor fusing leaves toner loose.
• The other components are unrelated to toner adhesion.
• Poor fusing leaves toner loose.
• The other components are unrelated to toner adhesion.
వివరణ:
Question 2
ప్రశ్న 2
Which Access object physically stores rows and fields?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Tables are primary data-storage objects.
• Rows are records and columns are fields.
• Forms and reports present/interact with stored data.
• Rows are records and columns are fields.
• Forms and reports present/interact with stored data.
వివరణ:
Question 3
ప్రశ్న 3
A new disk is visible in Device Manager but absent from File Explorer. Which administrative tool should be checked next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A new disk may require initialization, partitioning or a drive letter.
• Disk Management provides these functions.
• File Explorer will not show an unmounted/unprepared volume.
• Disk Management provides these functions.
• File Explorer will not show an unmounted/unprepared volume.
వివరణ:
Question 4
ప్రశ్న 4
Which technology is appropriate for reading shaded answer bubbles?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• OMR detects marked positions.
• It is commonly used with standardized answer sheets.
• OCR recognizes characters rather than response marks.
• It is commonly used with standardized answer sheets.
• OCR recognizes characters rather than response marks.
వివరణ:
Question 5
ప్రశ్న 5
A cache has a 94% hit rate, 1.5 ns cache access time and a 50 ns miss penalty. Using AMAT = cache time + miss rate × miss penalty, what is AMAT?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Miss rate = 6% = 0.06.
• 0.06 × 50 ns = 3.0 ns.
• AMAT = 1.5 + 3.0 = 4.5 ns.
• 0.06 × 50 ns = 3.0 ns.
• AMAT = 1.5 + 3.0 = 4.5 ns.
వివరణ:
Question 6
ప్రశ్న 6
In an advanced Paper III scenario, which statement about virtual memory is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Virtual memory maps virtual addresses to physical memory.
• Backing storage can hold nonresident pages.
• It extends memory management but does not eliminate RAM.
• Backing storage can hold nonresident pages.
• It extends memory management but does not eliminate RAM.
వివరణ:
Question 7
ప్రశ్న 7
A USB webcam is visible in Device Manager, but one conferencing application cannot access it. Which setting is most relevant next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Device Manager visibility shows that Windows recognizes the camera.
• Application permissions can still prevent access.
• Storage and CPU configuration are unrelated.
• Application permissions can still prevent access.
• Storage and CPU configuration are unrelated.
వివరణ:
Question 8
ప్రశ్న 8
Which statement correctly compares LAN, MAN and WAN?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The classifications mainly describe geographic/network scope.
• LAN is local, MAN metropolitan, WAN wide-area.
• They are distinct from topology names such as star or bus.
• LAN is local, MAN metropolitan, WAN wide-area.
• They are distinct from topology names such as star or bus.
వివరణ:
Question 9
ప్రశ్న 9
Which technology reads magnetic-ink characters on bank cheques?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• MICR recognizes magnetic-ink characters.
• It is historically associated with banking documents.
• OMR and OCR use different recognition methods.
• It is historically associated with banking documents.
• OMR and OCR use different recognition methods.
వివరణ:
Question 10
ప్రశ్న 10
A laptop infected with malware establishes a correctly encrypted VPN. Which statement remains true?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• VPNs protect the communication path.
• Endpoint compromise is a separate security problem.
• Layered endpoint controls remain necessary.
• Endpoint compromise is a separate security problem.
• Layered endpoint controls remain necessary.
వివరణ:
Question 11
ప్రశ్న 11
A host is configured as 192.168.10.130/26. Which network address contains this host?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• /26 creates blocks of 64 addresses.
• The ranges are .0-.63, .64-.127, .128-.191 and .192-.255.
• 192.168.10.130 therefore belongs to 192.168.10.128/26.
• The ranges are .0-.63, .64-.127, .128-.191 and .192-.255.
• 192.168.10.130 therefore belongs to 192.168.10.128/26.
వివరణ:
Question 12
ప్రశ్న 12
Which protocol commonly supplies IP address, subnet mask, default gateway and DNS configuration automatically?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DHCP automates client network configuration.
• It can supply an IP address and related options.
• HTTP and FTP are application protocols.
• It can supply an IP address and related options.
• HTTP and FTP are application protocols.
వివరణ:
Question 13
ప్రశ్న 13
Which property is most appropriate for enforcing Score >= 0 And <= 100?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Validation Rule enforces logical validity conditions.
• A numeric range can be expressed directly.
• Caption changes only display text.
• A numeric range can be expressed directly.
• Caption changes only display text.
వివరణ:
Question 14
ప్రశ్న 14
Which Access object is used to filter, join, calculate or summarize data?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Queries retrieve and process data.
• They can join tables, apply criteria and calculate results.
• Forms are primarily interfaces.
• They can join tables, apply criteria and calculate results.
• Forms are primarily interfaces.
వివరణ:
Question 15
ప్రశ్న 15
Ten nodes are connected in a full mesh. How many direct links are required?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A full mesh requires n(n−1)/2 links.
• 10×9/2 = 45.
• Each unique node pair contributes one link.
• 10×9/2 = 45.
• Each unique node pair contributes one link.
వివరణ:
Question 16
ప్రశ్న 16
Four 3 TB drives are configured as RAID 5. Ignoring formatting overhead, what is the usable capacity and single-drive fault tolerance?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 5 usable capacity is (N−1) × drive size for equal drives.
• (4−1) × 3 TB = 9 TB.
• RAID 5 tolerates one member-drive failure.
• (4−1) × 3 TB = 9 TB.
• RAID 5 tolerates one member-drive failure.
వివరణ:
Question 17
ప్రశ్న 17
Which wizard helps find records in one table that have no matching record in another table?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Find Unmatched Query Wizard identifies unmatched relationships.
• It is useful for relationship audits.
• The other wizards create forms, labels or reports.
• It is useful for relationship audits.
• The other wizards create forms, labels or reports.
వివరణ:
Question 18
ప్రశ్న 18
A program repeatedly executes the same small function. Which locality principle is primarily exploited by cache?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Temporal locality predicts reuse of recently accessed items.
• Repeated function code is fetched again soon.
• Caches retain recently used blocks to exploit this behavior.
• Repeated function code is fetched again soon.
• Caches retain recently used blocks to exploit this behavior.
వివరణ:
Question 19
ప్రశ్న 19
Which option allows a different first-page header within a section?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Different First Page separates first-page header/footer content.
• It is useful for title pages.
• Odd/even headers solve another layout requirement.
• It is useful for title pages.
• Odd/even headers solve another layout requirement.
వివరణ:
Question 20
ప్రశ్న 20
A PC powers on, fans spin, but there is no POST after a CPU upgrade. The same motherboard works again with the old CPU. Which diagnosis has highest priority?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The old CPU proves the board can otherwise initialize.
• A same-socket processor may still require chipset/firmware support.
• The failure occurs before the operating system becomes relevant.
• A same-socket processor may still require chipset/firmware support.
• The failure occurs before the operating system becomes relevant.
వివరణ:
Question 21
ప్రశ్న 21
Which physical connector is normally used for twisted-pair Ethernet from a PC NIC?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Twisted-pair Ethernet commonly uses RJ45-style modular connectors.
• HDMI carries digital display/audio.
• SATA power and 3.5 mm audio serve different functions.
• HDMI carries digital display/audio.
• SATA power and 3.5 mm audio serve different functions.
వివరణ:
Question 22
ప్రశ్న 22
Which object is most appropriate for guided record entry?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Forms provide user-friendly data-entry interfaces.
• Controls can be bound to fields.
• Reports are mainly output objects.
• Controls can be bound to fields.
• Reports are mainly output objects.
వివరణ:
Question 23
ప్రశ్న 23
Malware is present but the antivirus reports the system as clean. What is this classification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A false negative misses a real threat.
• The system may remain compromised.
• It is the opposite of a false positive.
• The system may remain compromised.
• It is the opposite of a false positive.
వివరణ:
Question 24
ప్రశ్న 24
In an advanced Paper III scenario, which Run command opens Disk Management?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• diskmgmt.msc launches Disk Management.
• It manages disks, volumes and drive letters.
• Other MSC commands open different administrative tools.
• It manages disks, volumes and drive letters.
• Other MSC commands open different administrative tools.
వివరణ:
Question 25
ప్రశ్న 25
Which protocol provides web communication protected by TLS?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• HTTPS is HTTP carried over TLS.
• It provides encrypted web communication.
• Telnet is not secure web browsing.
• It provides encrypted web communication.
• Telnet is not secure web browsing.
వివరణ:
Question 26
ప్రశ్న 26
Which firewall policy is described by 'block everything unless explicitly permitted'?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Default deny rejects unmatched traffic.
• Only explicitly authorized flows pass.
• This minimizes unnecessary exposure.
• Only explicitly authorized flows pass.
• This minimizes unnecessary exposure.
వివరణ:
Question 27
ప్రశ్న 27
A table has composite primary key (StudentID, CourseID). Attribute StudentName depends only on StudentID. Which normalization problem exists?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• StudentName depends on only part of the composite key.
• That is a partial dependency.
• 2NF removes partial dependencies on candidate-key subsets.
• That is a partial dependency.
• 2NF removes partial dependencies on candidate-key subsets.
వివరణ:
Question 28
ప్రశ్న 28
Consider the statements about CPU registers: 1) Program Counter normally identifies the next instruction address. 2) Instruction Register holds the current instruction. 3) Accumulator may hold intermediate arithmetic results. Which option is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• All three statements describe standard register roles in simple CPU models.
• The Program Counter and Instruction Register have distinct sequencing roles.
• The accumulator is classically associated with intermediate arithmetic/logic results.
• The Program Counter and Instruction Register have distinct sequencing roles.
• The accumulator is classically associated with intermediate arithmetic/logic results.
వివరణ:
Question 29
ప్రశ్న 29
Which statement best compares SSD and HDD random-access behavior?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• HDDs use moving read/write heads and rotating media.
• SSDs use solid-state nonvolatile storage.
• Mechanical seek delay is a major reason HDD random access is slower.
• SSDs use solid-state nonvolatile storage.
• Mechanical seek delay is a major reason HDD random access is slower.
వివరణ:
Question 30
ప్రశ్న 30
Which firewall type maintains state information about active sessions?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Stateful firewalls track connection context.
• Return traffic can be evaluated based on session state.
• Basic stateless filtering evaluates packets independently.
• Return traffic can be evaluated based on session state.
• Basic stateless filtering evaluates packets independently.
వివరణ:
Question 31
ప్రశ్న 31
Which statement about locking is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Exclusive locks protect write access.
• Locking coordinates concurrent transactions.
• Poor lock interactions can themselves contribute to deadlock.
• Locking coordinates concurrent transactions.
• Poor lock interactions can themselves contribute to deadlock.
వివరణ:
Question 32
ప్రశ్న 32
In an advanced Paper III scenario, which statement correctly compares SRAM and DRAM?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SRAM uses bistable storage cells and avoids refresh cycles.
• DRAM stores charge dynamically and must be refreshed.
• The trade-off explains cache versus main-memory use.
• DRAM stores charge dynamically and must be refreshed.
• The trade-off explains cache versus main-memory use.
వివరణ:
Question 33
ప్రశ్న 33
A1:A6 contain 9, 15, 21, 27, 33 and 39. What does =AVERAGE(A1:A6) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The total is 144.
• There are six values.
• 144 ÷ 6 = 24.
• There are six values.
• 144 ÷ 6 = 24.
వివరణ:
Question 34
ప్రశ్న 34
Which function counts empty cells in a range?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• COUNTBLANK counts empty cells.
• COUNTA counts non-empty cells.
• COUNT counts numeric entries.
• COUNTA counts non-empty cells.
• COUNT counts numeric entries.
వివరణ:
Question 35
ప్రశ్న 35
Which query type prompts the user to enter a value when it runs?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Parameter queries ask for runtime input.
• The entered value can be used as criteria.
• This makes one query reusable for many values.
• The entered value can be used as criteria.
• This makes one query reusable for many values.
వివరణ:
Question 36
ప్రశ్న 36
Which ROM technology is traditionally erased with ultraviolet light?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• EPROM is erasable using ultraviolet light in traditional devices.
• PROM is normally one-time programmable.
• EEPROM is erased electrically.
• PROM is normally one-time programmable.
• EEPROM is erased electrically.
వివరణ:
Question 37
ప్రశ్న 37
A running process requests disk I/O and cannot continue until completion. Which state transition is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The process cannot proceed while waiting for I/O.
• The OS removes it from the CPU and marks it blocked/waiting.
• After the event it can return to Ready.
• The OS removes it from the CPU and marks it blocked/waiting.
• After the event it can return to Ready.
వివరణ:
Question 38
ప్రశ్న 38
A1:A6 contain 9, 15, 21, 27, 33 and 39. What does =SUM(A1:A6) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 9+15+21+27+33+39 = 144.
• SUM adds all numeric values.
• Therefore the result is 144.
• SUM adds all numeric values.
• Therefore the result is 144.
వివరణ:
Question 39
ప్రశ్న 39
Which output device is best suited to large CAD drawings on wide media?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Large-format devices are designed for oversized technical graphics.
• They are commonly used in engineering and mapping.
• The alternatives are input devices.
• They are commonly used in engineering and mapping.
• The alternatives are input devices.
వివరణ:
Question 40
ప్రశ్న 40
Which command changes a file from Read-only to writable by clearing the Read-only attribute?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• -R clears the Read-only attribute.
• +R sets Read-only.
• +H sets Hidden.
• +R sets Read-only.
• +H sets Hidden.
వివరణ:
Question 41
ప్రశ్న 41
A filtered data list should sum only visible rows in E2:E500. Which formula is appropriate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SUBTOTAL can ignore rows removed by filtering.
• Function number 9 specifies SUM.
• A normal SUM does not provide the same filter-aware behavior.
• Function number 9 specifies SUM.
• A normal SUM does not provide the same filter-aware behavior.
వివరణ:
Question 42
ప్రశ్న 42
Which condition best describes thrashing?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Thrashing is a virtual-memory performance collapse.
• It occurs when paging overwhelms useful processing.
• Insufficient effective RAM for active working sets is a common cause.
• It occurs when paging overwhelms useful processing.
• Insufficient effective RAM for active working sets is a common cause.
వివరణ:
Question 43
ప్రశ్న 43
Which firewall technology acts as an application-aware intermediary and can terminate client/server application connections?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• An application proxy mediates application sessions.
• It can enforce protocol-aware security policy.
• It performs more than simple packet forwarding.
• It can enforce protocol-aware security policy.
• It performs more than simple packet forwarding.
వివరణ:
Question 44
ప్రశ్న 44
In an advanced Paper III scenario, which statement best defines a process?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A process is an active executing instance.
• It includes execution state and OS-managed resources.
• A program file alone is passive.
• It includes execution state and OS-managed resources.
• A program file alone is passive.
వివరణ:
Question 45
ప్రశ్న 45
Which peripheral converts sound waves into an input signal?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A microphone captures acoustic input.
• Speakers are audio output devices.
• Monitors and printers provide visual/hard-copy output.
• Speakers are audio output devices.
• Monitors and printers provide visual/hard-copy output.
వివరణ:
Question 46
ప్రశ్న 46
One Case record must display many related Evidence records on the same screen. Which design is best?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Main form/subform is suited to one-to-many relationships.
• The parent record appears with related child rows.
• This preserves normalized relational design.
• The parent record appears with related child rows.
• This preserves normalized relational design.
వివరణ:
Question 47
ప్రశ్న 47
Which property is most suitable for enforcing an entry pattern such as a phone number?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Input Mask controls the pattern of entered characters.
• It is useful for structured identifiers.
• Validation Rule instead checks logical conditions.
• It is useful for structured identifiers.
• Validation Rule instead checks logical conditions.
వివరణ:
Question 48
ప్రశ్న 48
What does =IFERROR(25/0,"DIVERR") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 25/0 produces a division-by-zero error.
• IFERROR returns the alternate value on error.
• Therefore the result is DIVERR.
• IFERROR returns the alternate value on error.
• Therefore the result is DIVERR.
వివరణ:
Question 49
ప్రశ్న 49
An AutoNumber primary key is referenced from another Access table. Which child field type is normally used?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• AutoNumber keys commonly correspond to Long Integer numeric values.
• The child foreign key should use a compatible Number/Long Integer field.
• Text and Attachment do not match the key type.
• The child foreign key should use a compatible Number/Long Integer field.
• Text and Attachment do not match the key type.
వివరణ:
Question 50
ప్రశ్న 50
Which device forwards Ethernet frames within a LAN using learned MAC-address information?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A switch learns source MAC addresses and forwards frames based on destination MACs.
• It operates primarily within a LAN.
• Routers make inter-network IP forwarding decisions.
• It operates primarily within a LAN.
• Routers make inter-network IP forwarding decisions.
వివరణ:
Question 51
ప్రశ్న 51
Which Arrange command equalizes horizontal spacing among selected objects?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Distribute Horizontally makes spacing equal.
• Alignment changes object edges/centers rather than spacing.
• Grouping does not redistribute objects.
• Alignment changes object edges/centers rather than spacing.
• Grouping does not redistribute objects.
వివరణ:
Question 52
ప్రశ్న 52
A Windows host self-assigns 169.254.18.33 because it cannot reach DHCP. What addressing mechanism is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Windows can self-assign an address from 169.254.0.0/16.
• This commonly happens when DHCP configuration fails.
• The result is link-local rather than normal routed DHCP addressing.
• This commonly happens when DHCP configuration fails.
• The result is link-local rather than normal routed DHCP addressing.
వివరణ:
Question 53
ప్రశ్న 53
Eight identical 1 TB drives are configured as RAID 10. Ignoring formatting overhead, what is the nominal usable capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 10 mirrors data and stripes across mirrored pairs.
• With equal drives, usable capacity is approximately half the raw capacity.
• 8 × 1 TB raw becomes 4 TB usable.
• With equal drives, usable capacity is approximately half the raw capacity.
• 8 × 1 TB raw becomes 4 TB usable.
వివరణ:
Question 54
ప్రశ్న 54
Which statement best distinguishes POST from the operating-system boot loader?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• POST belongs to the pre-boot firmware stage.
• The boot loader is invoked after firmware has initialized enough hardware to continue booting.
• The two stages serve different purposes.
• The boot loader is invoked after firmware has initialized enough hardware to continue booting.
• The two stages serve different purposes.
వివరణ:
Question 55
ప్రశ్న 55
Which statement about a foreign key is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Foreign keys represent relationships between tables.
• Multiple child rows may reference the same parent key.
• Referential integrity can prevent orphaned references.
• Multiple child rows may reference the same parent key.
• Referential integrity can prevent orphaned references.
వివరణ:
Question 56
ప్రశ్న 56
A client can ping a server's IP address but cannot resolve the server's hostname. Which service should be checked first?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• IP reachability already works.
• The failing function is name resolution.
• DNS resolves hostnames into address/resource records.
• The failing function is name resolution.
• DNS resolves hostnames into address/resource records.
వివరణ:
Question 57
ప్రశ్న 57
A laser printer produces repeated ghost images at a fixed interval down the page. Which class of component should be investigated before replacing the computer?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A fixed repeating interval suggests a rotating printer component.
• Laser-printer imaging/fusing assemblies can create periodic artifacts.
• The computer's CPU, DNS and Excel engine do not cause mechanically periodic page defects.
• Laser-printer imaging/fusing assemblies can create periodic artifacts.
• The computer's CPU, DNS and Excel engine do not cause mechanically periodic page defects.
వివరణ:
Question 58
ప్రశ్న 58
Which feature automatically applies formats when rule conditions are met?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Conditional Formatting changes appearance based on criteria.
• It can highlight thresholds, duplicates and trends.
• The distractors belong to other applications.
• It can highlight thresholds, duplicates and trends.
• The distractors belong to other applications.
వివరణ:
Question 59
ప్రశ్న 59
Which command creates a directory named CASEFILES in the current directory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• MD/MKDIR creates directories.
• DEL removes files.
• TYPE displays text-file contents.
• DEL removes files.
• TYPE displays text-file contents.
వివరణ:
Question 60
ప్రశ్న 60
Which device is most appropriate for digitizing a paper photograph?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A scanner captures paper content as digital image data.
• It is an input device.
• Plotters, speakers and projectors are output devices.
• It is an input device.
• Plotters, speakers and projectors are output devices.
వివరణ:
Question 61
ప్రశ్న 61
Host A is 10.1.5.20/24 and Host B is 10.1.6.20/24. Which statement is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• /24 uses the first three octets as the network portion.
• 10.1.5.0/24 and 10.1.6.0/24 are different networks.
• Inter-network communication normally requires routing.
• 10.1.5.0/24 and 10.1.6.0/24 are different networks.
• Inter-network communication normally requires routing.
వివరణ:
Question 62
ప్రశ్న 62
Which feature is best for changing the formatting of all paragraphs that use the same named style?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Styles centralize reusable formatting.
• Modifying the style updates all text using it.
• This improves consistency and efficiency.
• Modifying the style updates all text using it.
• This improves consistency and efficiency.
వివరణ:
Question 63
ప్రశ్న 63
Which database object can speed suitable lookups but adds storage and update-maintenance overhead?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Indexes provide auxiliary access paths.
• They can improve search and sort performance.
• They require storage and maintenance when data changes.
• They can improve search and sort performance.
• They require storage and maintenance when data changes.
వివరణ:
Question 64
ప్రశ్న 64
Print jobs remain queued on a Windows workstation even though the network printer is reachable. Which software component should be checked early?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Print Spooler manages the print queue.
• A stalled spooler can block all queued jobs.
• DNS and time services do not process print jobs.
• A stalled spooler can block all queued jobs.
• DNS and time services do not process print jobs.
వివరణ:
Question 65
ప్రశ్న 65
Which What-If Analysis tool changes one input value until a formula reaches a target result?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Goal Seek solves for one changing input.
• The target is a formula result.
• It is designed for single-variable target solving.
• The target is a formula result.
• It is designed for single-variable target solving.
వివరణ:
Question 66
ప్రశ్న 66
Which VPN type is most appropriate for securely connecting two branch-office networks over the Internet?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Site-to-site VPNs connect networks through VPN gateways.
• They are commonly used between branch offices.
• Loopback and RAID are unrelated.
• They are commonly used between branch offices.
• Loopback and RAID are unrelated.
వివరణ:
Question 67
ప్రశ్న 67
Which feature controls the visual effect when moving from one slide to the next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Transitions operate between slides.
• Animations operate on slide objects.
• The other features belong to different applications.
• Animations operate on slide objects.
• The other features belong to different applications.
వివరణ:
Question 68
ప్రశ్న 68
Which storage is nonvolatile and normally has no mechanical seek head?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SSDs use solid-state flash storage.
• They retain data without power.
• DRAM, SRAM and registers are volatile.
• They retain data without power.
• DRAM, SRAM and registers are volatile.
వివరణ:
Question 69
ప్రశ్న 69
Which OS technique queues print jobs for a slower shared printer?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Spooling places output jobs in an intermediate queue.
• The printer processes them asynchronously.
• It allows applications to continue without waiting for each print job.
• The printer processes them asynchronously.
• It allows applications to continue without waiting for each print job.
వివరణ:
Question 70
ప్రశ్న 70
Which Access object is intended for formatted output with grouping and totals?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Reports provide formatted presentation/printing.
• They support group headers/footers and totals.
• Tables primarily store raw records.
• They support group headers/footers and totals.
• Tables primarily store raw records.
వివరణ:
Question 71
ప్రశ్న 71
Which query type modifies existing records that satisfy criteria?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Update queries change field values in qualifying records.
• Criteria determine which rows are affected.
• Append queries add rows instead.
• Criteria determine which rows are affected.
• Append queries add rows instead.
వివరణ:
Question 72
ప్రశ్న 72
In an advanced Paper III scenario, which option supports different headers on odd and even pages?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The option creates separate odd/even headers and footers.
• It is useful in book-style documents.
• Different First Page affects only the first page.
• It is useful in book-style documents.
• Different First Page affects only the first page.
వివరణ:
Question 73
ప్రశ్న 73
Which pane displays a hierarchy of headings for navigation through a long report?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Navigation Pane can show heading structure.
• Users can jump directly to sections.
• The other panes/tools belong elsewhere.
• Users can jump directly to sections.
• The other panes/tools belong elsewhere.
వివరణ:
Question 74
ప్రశ్న 74
Which statement about M.2 is technically correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• M.2 alone does not imply one storage protocol.
• Compatibility depends on keying and controller/protocol support.
• NVMe commonly uses PCIe, while some M.2 devices use SATA.
• Compatibility depends on keying and controller/protocol support.
• NVMe commonly uses PCIe, while some M.2 devices use SATA.
వివరణ:
Question 75
ప్రశ్న 75
An employee portal is accessible only to authorized staff, including remote staff who first connect by VPN. How should the portal itself be classified?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The portal remains private to authorized organizational users.
• VPN is simply the protected access method.
• Its role remains that of an intranet service.
• VPN is simply the protected access method.
• Its role remains that of an intranet service.
వివరణ:
Question 76
ప్రశ్న 76
Which technique loads a virtual-memory page only when it is referenced?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Demand paging defers page loading until needed.
• It is a virtual-memory strategy.
• The other choices are unrelated.
• It is a virtual-memory strategy.
• The other choices are unrelated.
వివరణ:
Question 77
ప్రశ్న 77
A relation has 3,200 rows and 14 columns. What are its cardinality and degree?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Cardinality is the number of tuples/rows.
• Degree is the number of attributes/columns.
• Therefore the values are 3,200 and 14.
• Degree is the number of attributes/columns.
• Therefore the values are 3,200 and 14.
వివరణ:
Question 78
ప్రశ్న 78
Six 8 GiB DIMMs are installed. What is the nominal total RAM capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 6 × 8 GiB = 48 GiB.
• Nominal capacities add across modules.
• Usable memory may be slightly lower because of hardware reservations.
• Nominal capacities add across modules.
• Usable memory may be slightly lower because of hardware reservations.
వివరణ:
Question 79
ప్రశ్న 79
B2:B5 contain 5, 3, 4 and 2; C2:C5 contain 7, 6, 8 and 9. What does =SUMPRODUCT(B2:B5,C2:C5) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Products are 35, 18, 32 and 18.
• 35+18+32+18 = 103.
• SUMPRODUCT adds corresponding products.
• 35+18+32+18 = 103.
• SUMPRODUCT adds corresponding products.
వివరణ:
Question 80
ప్రశ్న 80
An automatic Table of Contents shows stale page numbers after editing. What should be done?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Automatic TOCs can be refreshed.
• Updating recalculates entries and page numbers.
• Reinstallation is unnecessary.
• Updating recalculates entries and page numbers.
• Reinstallation is unnecessary.
వివరణ:
Question 81
ప్రశ్న 81
Why does password plus PIN normally not qualify as two-factor authentication?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Passwords and PINs are both secrets the user knows.
• Two credentials from one category are not two-factor authentication.
• MFA requires factor-category diversity.
• Two credentials from one category are not two-factor authentication.
• MFA requires factor-category diversity.
వివరణ:
Question 82
ప్రశ్న 82
Which feature is intended to limit the types of edits permitted in a document?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Restrict Editing can enforce controlled changes.
• It can limit editing modes/areas depending on configuration.
• Zoom and Word Count do not provide protection.
• It can limit editing modes/areas depending on configuration.
• Zoom and Word Count do not provide protection.
వివరణ:
Question 83
ప్రశ్న 83
A cache records 3,840 hits in 4,000 accesses. What is the hit rate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Hit rate = hits ÷ accesses.
• 3840 ÷ 4000 = 0.96.
• Therefore the hit rate is 96%.
• 3840 ÷ 4000 = 0.96.
• Therefore the hit rate is 96%.
వివరణ:
Question 84
ప్రశ్న 84
Which system-software component allows the OS to operate a specific hardware device?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Drivers provide hardware-specific control interfaces.
• They translate OS requests into device operations.
• They are part of system software.
• They translate OS requests into device operations.
• They are part of system software.
వివరణ:
Question 85
ప్రశ్న 85
Which feature is the best place to make a recurring logo appear consistently on slides that use related layouts?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Slide Master centralizes recurring design elements.
• Layouts inherit master formatting.
• It avoids editing each slide separately.
• Layouts inherit master formatting.
• It avoids editing each slide separately.
వివరణ:
Question 86
ప్రశ్న 86
Which query type displays summarized values with row headings and column headings?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Crosstab queries provide matrix-style summaries.
• They use row/column headings with an aggregate.
• Action queries serve different purposes.
• They use row/column headings with an aggregate.
• Action queries serve different purposes.
వివరణ:
Question 87
ప్రశ్న 87
Which device provides temporary battery-backed power so a computer can shut down safely during a power failure?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A UPS provides short-term backup power.
• It allows continued operation or orderly shutdown.
• The other devices do not supply backup electrical power.
• It allows continued operation or orderly shutdown.
• The other devices do not supply backup electrical power.
వివరణ:
Question 88
ప్రశ్న 88
A1:A6 contain 9, 15, 21, 27, 33 and 39. What does =COUNTIF(A1:A6,">=27") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 27, 33 and 39 satisfy >=27.
• COUNTIF counts matching cells.
• Therefore the result is 3.
• COUNTIF counts matching cells.
• Therefore the result is 3.
వివరణ:
Question 89
ప్రశ్న 89
Which feature prevents a child record's foreign key from referencing a nonexistent parent record?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Referential integrity enforces valid relationships.
• It can prevent orphaned references.
• The other features belong to other Office applications.
• It can prevent orphaned references.
• The other features belong to other Office applications.
వివరణ:
Question 90
ప్రశ్న 90
A program walks through an array sequentially. Which locality principle is primarily exploited?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Spatial locality concerns nearby addresses.
• Sequential array access touches adjacent memory locations.
• Cache lines bring neighboring data together.
• Sequential array access touches adjacent memory locations.
• Cache lines bring neighboring data together.
వివరణ:
Question 91
ప్రశ్న 91
A Windows service fails at startup. Which pair of tools gives the most direct evidence about service status and logged failure details?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Services shows configuration, dependencies and current state.
• Event Viewer provides logged service-control and system errors.
• The other tools do not diagnose service startup failures.
• Event Viewer provides logged service-control and system errors.
• The other tools do not diagnose service startup failures.
వివరణ:
Question 92
ప్రశ్న 92
A system with a high-end GPU resets only under combined CPU/GPU stress, while temperatures remain within limits. Which hardware cause is most plausible?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Combined load sharply increases current demand.
• A weak or undersized PSU can cause abrupt resets without overheating.
• Application-layer settings do not explain electrical load-dependent failure.
• A weak or undersized PSU can cause abrupt resets without overheating.
• Application-layer settings do not explain electrical load-dependent failure.
వివరణ:
Question 93
ప్రశ్న 93
A Status column must allow only 'Open', 'Hold' or 'Closed'. Which feature is best?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Data Validation can restrict allowed values.
• List validation provides a drop-down.
• This reduces inconsistent data entry.
• List validation provides a drop-down.
• This reduces inconsistent data entry.
వివరణ:
Question 94
ప్రశ్న 94
In an advanced Paper III scenario, which Run command opens Event Viewer?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• eventvwr.msc launches Event Viewer.
• It provides access to Windows logs.
• The other commands open different consoles.
• It provides access to Windows logs.
• The other commands open different consoles.
వివరణ:
Question 95
ప్రశ్న 95
In an advanced Paper III scenario, which Run command opens Device Manager?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• devmgmt.msc opens Device Manager.
• It is used for hardware and driver management.
• The other MSC files open different consoles.
• It is used for hardware and driver management.
• The other MSC files open different consoles.
వివరణ:
Question 96
ప్రశ్న 96
In an advanced Paper III scenario, which Run command opens the Services management console?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• services.msc opens the Services console.
• It lets administrators inspect startup types and current status.
• The other commands open different tools.
• It lets administrators inspect startup types and current status.
• The other commands open different tools.
వివరణ:
Question 97
ప్రశ్న 97
Which statement best describes a cache miss?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A miss means the lookup failed in that cache level.
• The hierarchy must obtain the data elsewhere.
• It is the opposite of a cache hit.
• The hierarchy must obtain the data elsewhere.
• It is the opposite of a cache hit.
వివరణ:
Question 98
ప్రశ్న 98
Which feature displays presenter notes privately while the audience sees the slide show?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Presenter View provides private presenter information.
• The audience display remains the presentation.
• It supports live delivery.
• The audience display remains the presentation.
• It supports live delivery.
వివరణ:
Question 99
ప్రశ్న 99
Which connector is normally used for Ethernet over twisted-pair cabling?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Twisted-pair Ethernet commonly uses RJ45-style connectors.
• HDMI and VGA are display connectors.
• 3.5 mm is typically analog audio.
• HDMI and VGA are display connectors.
• 3.5 mm is typically analog audio.
వివరణ:
Question 100
ప్రశ్న 100
Six 2 TB drives are configured as RAID 6. Ignoring formatting overhead, what is the usable capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 6 usable capacity is (N−2) × drive size for equal drives.
• (6−2) × 2 TB = 8 TB.
• Two drives' worth of capacity is consumed by dual-parity protection.
• (6−2) × 2 TB = 8 TB.
• Two drives' worth of capacity is consumed by dual-parity protection.
వివరణ:
Question 101
ప్రశ్న 101
A USB keyboard works on rear ports but not on two front-panel ports. Which fault area is most plausible?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The keyboard works on other ports, proving the device is functional.
• Both front ports failing points to their shared cable/header path.
• Storage and DHCP do not control front-panel USB electrical connectivity.
• Both front ports failing points to their shared cable/header path.
• Storage and DHCP do not control front-panel USB electrical connectivity.
వివరణ:
Question 102
ప్రశ్న 102
Which view is best for quickly changing the sequence of many slides?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Slide Sorter displays many slide thumbnails.
• Slides can be reordered by dragging.
• Presenter View is intended for delivery.
• Slides can be reordered by dragging.
• Presenter View is intended for delivery.
వివరణ:
Question 103
ప్రశ్న 103
Which ACID property ensures a transaction's operations are treated as an indivisible unit?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Atomicity provides all-or-nothing semantics.
• A failed transaction can be rolled back.
• Isolation and durability address different guarantees.
• A failed transaction can be rolled back.
• Isolation and durability address different guarantees.
వివరణ:
Question 104
ప్రశ్న 104
In relation R(StudentID, DeptID, DeptName), StudentID is the key and DeptID determines DeptName. Which issue is present?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• StudentID determines DeptID, which determines DeptName.
• Thus DeptName is transitively dependent on the key through a non-key attribute.
• 3NF addresses such transitive dependencies.
• Thus DeptName is transitively dependent on the key through a non-key attribute.
• 3NF addresses such transitive dependencies.
వివరణ:
Question 105
ప్రశ్న 105
T1 and T2 read the same original balance; both compute new values; T2's later write overwrites T1's change. What anomaly is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• One concurrent update overwrites another.
• The earlier change is effectively lost.
• Concurrency-control mechanisms are needed to prevent this.
• The earlier change is effectively lost.
• Concurrency-control mechanisms are needed to prevent this.
వివరణ:
Question 106
ప్రశ్న 106
Which OS mechanism allows a hardware device to signal the processor asynchronously?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Interrupts notify the CPU that an event needs attention.
• The CPU runs an interrupt handler.
• They reduce the need for continuous polling.
• The CPU runs an interrupt handler.
• They reduce the need for continuous polling.
వివరణ:
Question 107
ప్రశ్న 107
A CPU cooler was reinstalled and the machine now throttles heavily. The fan spins normally. Which fault is still likely?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A spinning fan does not prove good thermal contact.
• Uneven cooler mounting or poor thermal compound application can raise CPU temperature.
• Thermal throttling can occur even when the fan itself is functional.
• Uneven cooler mounting or poor thermal compound application can raise CPU temperature.
• Thermal throttling can occur even when the fan itself is functional.
వివరణ:
Question 108
ప్రశ్న 108
Which statement about a star topology is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A star depends on a central connecting device.
• Individual access links are separate.
• A central-device failure is therefore a common point of failure.
• Individual access links are separate.
• A central-device failure is therefore a common point of failure.
వివరణ:
Question 109
ప్రశ్న 109
Which ROM technology is erased electrically and rewritten electrically?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• EEPROM is Electrically Erasable Programmable Read-Only Memory.
• EPROM traditionally uses ultraviolet light for erasure.
• DRAM is volatile working memory.
• EPROM traditionally uses ultraviolet light for erasure.
• DRAM is volatile working memory.
వివరణ:
Question 110
ప్రశ్న 110
T1 reads row R twice. Between reads, T2 updates R and commits. T1 sees two different values. What anomaly is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The same existing row changes between reads.
• The intervening change is committed.
• This is a non-repeatable read.
• The intervening change is committed.
• This is a non-repeatable read.
వివరణ:
Question 111
ప్రశ్న 111
Which command displays the directory tree and also includes file names?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• TREE displays the directory hierarchy.
• /F includes files in the tree output.
• DIR /P paginates a normal directory listing.
• /F includes files in the tree output.
• DIR /P paginates a normal directory listing.
వివరణ:
Question 112
ప్రశ్న 112
Which feature is best for summarizing a large table by fields such as District, Month and Total?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• PivotTables group and aggregate worksheet data.
• Fields can be rearranged interactively.
• The other choices belong to different applications.
• Fields can be rearranged interactively.
• The other choices belong to different applications.
వివరణ:
Question 113
ప్రశ్న 113
A Windows image has component-store corruption. Which repair sequence is generally appropriate before resorting to reinstallation?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DISM can repair the component store used as a repair source.
• SFC can then verify and replace protected system files.
• Formatting is not an appropriate first repair step.
• SFC can then verify and replace protected system files.
• Formatting is not an appropriate first repair step.
వివరణ:
Question 114
ప్రశ్న 114
Which Windows mechanism prompts for administrator consent/credentials when elevation is required?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• UAC mediates privilege elevation.
• It supports running normally without continuous administrator privilege.
• RAID and DHCP are unrelated.
• It supports running normally without continuous administrator privilege.
• RAID and DHCP are unrelated.
వివరణ:
Question 115
ప్రశ్న 115
A process waiting for network input receives the required packet. Which state should it normally enter next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The event removes the blocking condition.
• The process becomes runnable.
• It normally enters Ready before being scheduled.
• The process becomes runnable.
• It normally enters Ready before being scheduled.
వివరణ:
Question 116
ప్రశ్న 116
Which OS function includes naming, organizing and protecting files/directories?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The file system manages files, directories and metadata.
• It also enforces access permissions.
• The other choices are hardware/peripheral functions.
• It also enforces access permissions.
• The other choices are hardware/peripheral functions.
వివరణ:
Question 117
ప్రశ్న 117
A referenced virtual page is not resident in RAM and the OS must retrieve it from backing storage. What has occurred?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A page fault is triggered by a nonresident required page.
• The OS may load the page from backing storage.
• It is a virtual-memory event rather than a hardware self-test.
• The OS may load the page from backing storage.
• It is a virtual-memory event rather than a hardware self-test.
వివరణ:
Question 118
ప్రశ్న 118
Which statement defines volatile memory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Volatile memory loses state without power.
• Ordinary DRAM and SRAM are volatile.
• Volatility describes retention, not access speed.
• Ordinary DRAM and SRAM are volatile.
• Volatility describes retention, not access speed.
వివరణ:
Question 119
ప్రశ్న 119
Which component most directly decodes an instruction's opcode and coordinates execution control signals?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Control Unit interprets instructions and issues coordination signals.
• The ALU performs arithmetic/logic operations.
• Cooling and storage controllers do not decode CPU instructions.
• The ALU performs arithmetic/logic operations.
• Cooling and storage controllers do not decode CPU instructions.
వివరణ:
Question 120
ప్రశ్న 120
Which capability can detect and correct certain memory bit errors on supported systems?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ECC uses additional check information.
• Common ECC implementations can correct certain single-bit errors.
• It does not make memory nonvolatile.
• Common ECC implementations can correct certain single-bit errors.
• It does not make memory nonvolatile.
వివరణ:
Question 121
ప్రశ్న 121
A system spends most of its time paging rather than executing application code. What condition is most likely?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Thrashing is excessive paging activity.
• It often results from insufficient effective physical memory for active working sets.
• Useful CPU progress becomes very low.
• It often results from insufficient effective physical memory for active working sets.
• Useful CPU progress becomes very low.
వివరణ:
Question 122
ప్రశ్న 122
Which print layout shows one slide together with its speaker notes?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Notes Pages combine the slide image with notes.
• They are useful for presenter reference.
• Handouts primarily arrange thumbnails.
• They are useful for presenter reference.
• Handouts primarily arrange thumbnails.
వివరణ:
Question 123
ప్రశ్న 123
Cell F3 contains =$B3+C$1+D3 and is copied to H6. What formula appears in H6?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The copy moves two columns right and three rows down.
• $B3 becomes $B6, C$1 becomes E$1, and D3 becomes F6.
• Absolute and relative components move independently.
• $B3 becomes $B6, C$1 becomes E$1, and D3 becomes F6.
• Absolute and relative components move independently.
వివరణ:
Question 124
ప్రశ్న 124
Which command removes locally cached DNS resolver entries?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ipconfig /flushdns clears the DNS resolver cache.
• It is useful for stale name-resolution entries.
• SFC and CHKDSK serve different maintenance purposes.
• It is useful for stale name-resolution entries.
• SFC and CHKDSK serve different maintenance purposes.
వివరణ:
Question 125
ప్రశ్న 125
A motherboard reports a CPU_FAN warning even though the cooler fan spins from a chassis-fan header. What is the most appropriate correction?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Firmware commonly monitors the dedicated CPU_FAN header.
• A fan on another header may spin but still trigger a warning.
• The correct header also enables intended CPU-fan control behavior.
• A fan on another header may spin but still trigger a warning.
• The correct header also enables intended CPU-fan control behavior.
వివరణ:
Question 126
ప్రశ్న 126
Which constraint is best suited to enforcing Quantity >= 0 at the database level?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• CHECK validates a Boolean condition on stored values.
• Quantity >= 0 is a direct rule.
• ORDER BY merely sorts query output.
• Quantity >= 0 is a direct rule.
• ORDER BY merely sorts query output.
వివరణ:
Question 127
ప్రశ్న 127
Which feature can replace all occurrences of a term while also allowing formatting criteria to be specified?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Find and Replace can search text and formatting.
• It can replace repeated content efficiently.
• Mail Merge does not perform general global replacement.
• It can replace repeated content efficiently.
• Mail Merge does not perform general global replacement.
వివరణ:
Question 128
ప్రశ్న 128
Which printer type uses an ink ribbon and impact pins?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Dot-matrix printers are impact devices.
• Pins strike an inked ribbon against paper.
• Laser and inkjet printers are non-impact technologies.
• Pins strike an inked ribbon against paper.
• Laser and inkjet printers are non-impact technologies.
వివరణ:
Question 129
ప్రశ్న 129
Which component decides which ready task receives CPU time?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The scheduler selects among runnable tasks.
• Its policy influences responsiveness and fairness.
• The other components do not assign CPU execution.
• Its policy influences responsiveness and fairness.
• The other components do not assign CPU execution.
వివరణ:
Question 130
ప్రశ్న 130
In an advanced Paper III scenario, which description best fits an intranet?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• An intranet serves an organization's authorized users.
• It may use standard Internet technologies such as HTTP/HTTPS.
• It is not the global public Internet.
• It may use standard Internet technologies such as HTTP/HTTPS.
• It is not the global public Internet.
వివరణ:
Question 131
ప్రశ్న 131
Which tool copies formatting attributes without copying the original text content?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Format Painter transfers formatting.
• It is useful for consistent appearance.
• The other choices belong to different Office functions.
• It is useful for consistent appearance.
• The other choices belong to different Office functions.
వివరణ:
Question 132
ప్రశ్న 132
A system completes POST and lists an NVMe SSD, but the firmware boot menu contains no Windows Boot Manager entry. The SSD was cloned from a legacy BIOS/MBR machine. Which explanation is most technically appropriate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• UEFI boot typically relies on a compatible boot structure and firmware boot entry.
• A legacy BIOS/MBR clone may require conversion or boot repair for native UEFI startup.
• SSD detection alone does not guarantee a valid UEFI boot path.
• A legacy BIOS/MBR clone may require conversion or boot repair for native UEFI startup.
• SSD detection alone does not guarantee a valid UEFI boot path.
వివరణ:
Question 133
ప్రశ్న 133
A login uses a password and hardware token. Which factor categories are combined?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A password is something the user knows.
• A hardware token is something the user possesses.
• Using two distinct categories provides MFA.
• A hardware token is something the user possesses.
• Using two distinct categories provides MFA.
వివరణ:
Question 134
ప్రశ్న 134
Cell G5 contains =D$2+$E5+F5 and is copied to J8. What formula appears in J8?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The copy moves three columns right and three rows down.
• D$2 becomes G$2; $E5 becomes $E8.
• Relative F5 becomes I8.
• D$2 becomes G$2; $E5 becomes $E8.
• Relative F5 becomes I8.
వివరణ:
Question 135
ప్రశ్న 135
Which mechanism separates ordinary application privilege from privileged operating-system execution?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Kernel mode permits privileged operations.
• User-mode applications are restricted.
• This separation improves protection and stability.
• User-mode applications are restricted.
• This separation improves protection and stability.
వివరణ:
Question 136
ప్రశ్న 136
Which command displays hidden and system files as part of a directory listing?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DIR /A displays entries based on attributes and, without a specific attribute filter, includes hidden/system items.
• DIR /W only changes listing width.
• CD and TYPE do not provide attribute-based directory listing.
• DIR /W only changes listing width.
• CD and TYPE do not provide attribute-based directory listing.
వివరణ:
Question 137
ప్రశ్న 137
A monitor displays 'No Signal' while the PC appears to boot normally. Which troubleshooting step should come first?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• No Signal indicates missing video input rather than an application failure.
• Input selection and physical video path are immediate checks.
• Database, document and DNS settings are irrelevant.
• Input selection and physical video path are immediate checks.
• Database, document and DNS settings are irrelevant.
వివరణ:
Question 138
ప్రశ్న 138
What does =MOD(97,12) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 97 = 12×8 + 1.
• MOD returns the remainder.
• Therefore the result is 1.
• MOD returns the remainder.
• Therefore the result is 1.
వివరణ:
Question 139
ప్రశ్న 139
Which feature is best when edits must be recorded so a reviewer can later accept or reject them?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Track Changes records revisions as they occur.
• Reviewers can accept/reject them later.
• Compare is more appropriate for already separate document versions.
• Reviewers can accept/reject them later.
• Compare is more appropriate for already separate document versions.
వివరణ:
Question 140
ప్రశ్న 140
What does =POWER(6,3) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• POWER(6,3) means 6 cubed.
• 6×6×6 = 216.
• Therefore the function returns 216.
• 6×6×6 = 216.
• Therefore the function returns 216.
వివరణ:
Question 141
ప్రశ్న 141
In an advanced Paper III scenario, which statement about PROM is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• PROM is one-time programmable in the traditional form.
• EPROM and EEPROM are erasable alternatives.
• PROM is nonvolatile and does not require DRAM-style refresh.
• EPROM and EEPROM are erasable alternatives.
• PROM is nonvolatile and does not require DRAM-style refresh.
వివరణ:
Question 142
ప్రశ్న 142
Which command shows active connections and listening ports?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• netstat reports network connection/socket information.
• It is useful for troubleshooting active/listening endpoints.
• MD, DEL and CLS are shell/file commands.
• It is useful for troubleshooting active/listening endpoints.
• MD, DEL and CLS are shell/file commands.
వివరణ:
Question 143
ప్రశ్న 143
Which feature creates an audience-specific subset and order of slides without deleting any slides?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Custom Slide Show defines an alternate subset/order.
• The original presentation remains intact.
• It is suitable for different audiences.
• The original presentation remains intact.
• It is suitable for different audiences.
వివరణ:
Question 144
ప్రశ్న 144
Which command traces successive IP hops toward a destination?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• tracert reveals route hops using TTL-limited probes.
• It helps diagnose path problems.
• COPY, VER and CLS are unrelated.
• It helps diagnose path problems.
• COPY, VER and CLS are unrelated.
వివరణ:
Question 145
ప్రశ్న 145
B2 contains 78 and C2 contains 82. What does =IF(AND(B2>=75,C2>=80),"SELECT","REJECT") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 78>=75 is TRUE.
• 82>=80 is TRUE.
• AND is TRUE, so IF returns SELECT.
• 82>=80 is TRUE.
• AND is TRUE, so IF returns SELECT.
వివరణ:
Question 146
ప్రశ్న 146
Which query type creates a new table from its result set?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Make-table queries create a physical table.
• The table is populated from the query output.
• Update/delete operate on existing data.
• The table is populated from the query output.
• Update/delete operate on existing data.
వివరణ:
Question 147
ప్రశ్న 147
P1 holds Resource A and waits for B; P2 holds B and waits for A. Which condition exists?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The processes form a circular wait.
• Neither can proceed without intervention.
• This is a classic deadlock.
• Neither can proceed without intervention.
• This is a classic deadlock.
వివరణ:
Question 148
ప్రశ్న 148
What does =ROUND(91.445,2) return in Excel?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The third decimal digit is 5.
• Rounding to two decimal places increases the hundredths digit.
• The result is 91.45.
• Rounding to two decimal places increases the hundredths digit.
• The result is 91.45.
వివరణ:
Question 149
ప్రశ్న 149
Which function counts non-empty cells regardless of whether they contain numbers or text?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• COUNTA counts non-empty cells.
• COUNT counts numeric cells.
• COUNTBLANK counts empty cells.
• COUNT counts numeric cells.
• COUNTBLANK counts empty cells.
వివరణ:
Question 150
ప్రశ్న 150
Two independently edited versions of a contract must be analyzed for differences. Which feature is most appropriate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Compare identifies differences between document versions.
• It is useful when edits were made separately.
• Mail Merge serves personalized document creation.
• It is useful when edits were made separately.
• Mail Merge serves personalized document creation.
వివరణ:
Question 151
ప్రశ్న 151
Which device chooses a next hop for packets destined to another IP network?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Routers inspect destination IP networks.
• They use routing information to choose next hops.
• A basic switch does not perform inter-network routing.
• They use routing information to choose next hops.
• A basic switch does not perform inter-network routing.
వివరణ:
Question 152
ప్రశ్న 152
Which mechanism primarily protects confidentiality by converting plaintext into ciphertext?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Encryption protects information from unauthorized disclosure.
• Authorized parties use keys to decrypt.
• Hashing is not intended to be reversible.
• Authorized parties use keys to decrypt.
• Hashing is not intended to be reversible.
వివరణ:
Question 153
ప్రశ్న 153
In an advanced Paper III scenario, which statement about RAID 0 is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 0 is pure striping.
• It has no parity or mirroring.
• A member-drive failure can make the array data unavailable.
• It has no parity or mirroring.
• A member-drive failure can make the array data unavailable.
వివరణ:
Question 154
ప్రశ్న 154
In an advanced Paper III scenario, which memory type is commonly used for processor cache?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SRAM provides low latency.
• It does not need periodic refresh while powered.
• Its higher cost/density trade-off makes it suitable for smaller caches.
• It does not need periodic refresh while powered.
• Its higher cost/density trade-off makes it suitable for smaller caches.
వివరణ:
Question 155
ప్రశ్న 155
T1 holds Lock A and waits for B; T2 holds Lock B and waits for A. What condition exists?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The transactions form a circular wait.
• Neither can continue without intervention.
• The DBMS may abort a victim transaction to resolve the deadlock.
• Neither can continue without intervention.
• The DBMS may abort a victim transaction to resolve the deadlock.
వివరణ:
Question 156
ప్రశ్న 156
Which statement correctly distinguishes authentication and authorization?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Authentication answers who the user is.
• Authorization answers what that authenticated identity may do.
• The controls are related but distinct.
• Authorization answers what that authenticated identity may do.
• The controls are related but distinct.
వివరణ:
Question 157
ప్రశ్న 157
Which CPU stage immediately follows fetch in the simplified fetch-decode-execute cycle?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The processor first fetches an instruction.
• It then decodes the instruction to determine the required operation.
• Execution follows decoding.
• It then decodes the instruction to determine the required operation.
• Execution follows decoding.
వివరణ:
Question 158
ప్రశ్న 158
Which statement about a primary key is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A primary key uniquely identifies records.
• Null cannot serve as a primary-key value.
• Foreign keys are a different relationship mechanism.
• Null cannot serve as a primary-key value.
• Foreign keys are a different relationship mechanism.
వివరణ:
Question 159
ప్రశ్న 159
Which command displays detailed adapter configuration including DNS and DHCP information?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ipconfig /all shows detailed TCP/IP adapter settings.
• It commonly displays DHCP and DNS information.
• The other commands are file-system commands.
• It commonly displays DHCP and DNS information.
• The other commands are file-system commands.
వివరణ:
Question 160
ప్రశ్న 160
A SATA SSD is visible intermittently and the drive's SMART data show no obvious media problem. Which low-level physical checks are appropriate first?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Intermittent detection can result from cabling or power issues.
• SATA data and power paths should be verified before software reinstallation.
• Office and network configuration are unrelated to device enumeration.
• SATA data and power paths should be verified before software reinstallation.
• Office and network configuration are unrelated to device enumeration.
వివరణ:
Question 161
ప్రశ్న 161
Which component is specifically intended to hold desktop RAM modules?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Desktop memory modules install in DIMM sockets.
• PCIe slots hold expansion cards.
• SATA and RJ45 serve storage and networking.
• PCIe slots hold expansion cards.
• SATA and RJ45 serve storage and networking.
వివరణ:
Question 162
ప్రశ్న 162
In an advanced Paper III scenario, which query type inserts selected records into an existing table?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Append queries add new rows.
• They do not modify existing rows in place.
• Update queries alter existing values.
• They do not modify existing rows in place.
• Update queries alter existing values.
వివరణ:
Question 163
ప్రశ్న 163
Which statement best distinguishes COMMIT from ROLLBACK?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• COMMIT finalizes transaction changes.
• ROLLBACK cancels applicable uncommitted work.
• They are complementary transaction-control operations.
• ROLLBACK cancels applicable uncommitted work.
• They are complementary transaction-control operations.
వివరణ:
Question 164
ప్రశ్న 164
Which isolation-level family offers the strongest protection against dirty reads, non-repeatable reads and phantoms among the standard SQL levels?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Serializable is intended to make concurrent execution equivalent to some serial order.
• It prevents the classic dirty/non-repeatable/phantom anomalies.
• Lower standard isolation levels permit more concurrency anomalies.
• It prevents the classic dirty/non-repeatable/phantom anomalies.
• Lower standard isolation levels permit more concurrency anomalies.
వివరణ:
Question 165
ప్రశ్న 165
Only one chapter of a long document needs landscape orientation and different margins. Which Word feature provides the necessary formatting boundary?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Section breaks create independently formatted regions.
• Orientation and margins can differ by section.
• A page break does not create an independent formatting section.
• Orientation and margins can differ by section.
• A page break does not create an independent formatting section.
వివరణ:
Question 166
ప్రశ్న 166
T1 reads a value written by T2 before T2 commits. What anomaly is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A dirty read observes uncommitted data.
• T2 may later roll back the value.
• Stronger isolation levels can prevent dirty reads.
• T2 may later roll back the value.
• Stronger isolation levels can prevent dirty reads.
వివరణ:
Question 167
ప్రశ్న 167
Which control examines packet header fields such as addresses, protocol and ports without necessarily maintaining connection state?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Stateless packet filtering applies header-based rules to individual packets.
• It does not inherently maintain session state.
• An application proxy acts at the application layer.
• It does not inherently maintain session state.
• An application proxy acts at the application layer.
వివరణ:
Question 168
ప్రశ్న 168
A discrete GPU is installed, but the monitor remains connected to a motherboard video output that firmware has disabled when the discrete GPU is primary. What is the best first action?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The active graphics adapter determines which outputs carry video.
• Discrete GPU installation can change primary-display routing.
• Storage and database actions are unrelated.
• Discrete GPU installation can change primary-display routing.
• Storage and database actions are unrelated.
వివరణ:
Question 169
ప్రశ్న 169
Which statement correctly distinguishes the 24-pin ATX connector from the CPU auxiliary power connector?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Modern ATX systems use the 24-pin connector for motherboard rails.
• The CPU receives additional power through a dedicated auxiliary connector.
• The two connectors are electrically and functionally distinct.
• The CPU receives additional power through a dedicated auxiliary connector.
• The two connectors are electrically and functionally distinct.
వివరణ:
Question 170
ప్రశ్న 170
A PC loses date/time after long power-off periods but retains installed software and files. Which conclusion is strongest?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The coin-cell maintains RTC information while main power is absent.
• User files persist because SSD/HDD storage is nonvolatile.
• The symptom specifically points to RTC backup power rather than data storage.
• User files persist because SSD/HDD storage is nonvolatile.
• The symptom specifically points to RTC backup power rather than data storage.
వివరణ:
Question 171
ప్రశ్న 171
Which statement correctly distinguishes scanner and printer roles?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A scanner captures information from physical media into the computer.
• A printer produces physical output from digital data.
• Their primary data directions are opposite.
• A printer produces physical output from digital data.
• Their primary data directions are opposite.
వివరణ:
Question 172
ప్రశ్న 172
A taken conditional branch changes normal sequential execution. Which register must receive the branch target address?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Program Counter determines the next instruction fetch address.
• A taken branch modifies that address.
• The Instruction Register still represents the current instruction.
• A taken branch modifies that address.
• The Instruction Register still represents the current instruction.
వివరణ:
Question 173
ప్రశ్న 173
What does =ROUNDUP(-18.701,2) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ROUNDUP rounds away from zero.
• At two decimals, -18.701 becomes -18.71.
• It does not round toward zero.
• At two decimals, -18.701 becomes -18.71.
• It does not round toward zero.
వివరణ:
Question 174
ప్రశ్న 174
Which mechanism prevents one process from freely overwriting another process's protected memory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Memory protection enforces address-space boundaries.
• It improves security and stability.
• The other options are unrelated.
• It improves security and stability.
• The other options are unrelated.
వివరణ:
Question 175
ప్రశ్న 175
Which memory type is commonly used for large-capacity main memory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DRAM offers high density and relatively low cost per bit.
• It is therefore common for system RAM.
• SRAM is typically used for smaller caches.
• It is therefore common for system RAM.
• SRAM is typically used for smaller caches.
వివరణ:
Question 176
ప్రశ్న 176
A byte-addressable system has 24 address lines. What is the maximum directly addressable space?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 24 address bits provide 2^24 addresses.
• With byte addressing, that is 2^24 bytes.
• 2^24 bytes equals 16 MiB.
• With byte addressing, that is 2^24 bytes.
• 2^24 bytes equals 16 MiB.
వివరణ:
Question 177
ప్రశ్న 177
Antivirus quarantines a legitimate executable as malware. What is this classification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A false positive incorrectly flags benign content.
• It can cause unnecessary disruption.
• A false negative instead misses actual malware.
• It can cause unnecessary disruption.
• A false negative instead misses actual malware.
వివరణ:
Question 178
ప్రశ్న 178
Which statement about a motherboard chipset/platform controller is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The platform controller handles motherboard I/O functions.
• The CPU's ALU performs arithmetic/logic operations.
• The chipset is neither primary storage nor a printer component.
• The CPU's ALU performs arithmetic/logic operations.
• The chipset is neither primary storage nor a printer component.
వివరణ:
Question 179
ప్రశ్న 179
Which feature inserts reference notes at the bottom of the same page?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Footnotes appear at the bottom of the current page.
• They are linked to reference markers in the body text.
• Endnotes are normally collected later.
• They are linked to reference markers in the body text.
• Endnotes are normally collected later.
వివరణ:
Question 180
ప్రశ్న 180
Which feature combines one main document with records from an Excel recipient list?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Mail Merge inserts data fields into a common document.
• Excel can serve as a data source.
• This produces personalized letters/labels efficiently.
• Excel can serve as a data source.
• This produces personalized letters/labels efficiently.
వివరణ:
Question 181
ప్రశ్న 181
Which order correctly represents the normal hierarchy from fastest to slowest?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Registers are the fastest storage closest to execution units.
• Cache is faster than main memory.
• Secondary storage is much slower but larger.
• Cache is faster than main memory.
• Secondary storage is much slower but larger.
వివరణ:
Question 182
ప్రశ్న 182
Which mechanism produces a one-way digest useful for integrity verification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Hash functions map data to fixed-size digests.
• They are designed to be one-way.
• Digest comparison can reveal modifications.
• They are designed to be one-way.
• Digest comparison can reveal modifications.
వివరణ:
Question 183
ప్రశ్న 183
Which feature can make a shape jump to another slide during the presentation?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Actions/hyperlinks can navigate to specified slides.
• They support interactive presentations.
• The other features do not provide navigation.
• They support interactive presentations.
• The other features do not provide navigation.
వివరణ:
Question 184
ప్రశ్న 184
Process P1's execution state is saved and P2's saved state is restored. What is this called?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A context switch saves the outgoing task's CPU state.
• It restores another task's execution state.
• This allows the processor to switch between tasks.
• It restores another task's execution state.
• This allows the processor to switch between tasks.
వివరణ:
Question 185
ప్రశ్న 185
In an advanced Paper III scenario, which service resolves domain names into resource records such as IP addresses?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DNS provides distributed name resolution.
• It maps names to resource records.
• DHCP performs host configuration instead.
• It maps names to resource records.
• DHCP performs host configuration instead.
వివరణ:
Question 186
ప్రశ్న 186
T1 repeats a range query and sees extra rows inserted and committed by T2. What anomaly is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Phantoms change the set of rows satisfying a predicate.
• Concurrent inserts/deletes are common causes.
• This differs from rereading one changed row.
• Concurrent inserts/deletes are common causes.
• This differs from rereading one changed row.
వివరణ:
Question 187
ప్రశ్న 187
A firewall allows TCP port 443 but cannot inspect encrypted HTTPS payloads. Which statement is most accurate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A firewall can permit traffic based on IP/protocol/port metadata.
• Encrypted payload inspection requires additional TLS-inspection capability.
• Port permission alone does not reveal encrypted application content.
• Encrypted payload inspection requires additional TLS-inspection capability.
• Port permission alone does not reveal encrypted application content.
వివరణ:
Question 188
ప్రశ్న 188
Which statement about a database view is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A view presents query-derived data.
• It usually stores the query definition rather than duplicating all rows.
• It is a logical database object.
• It usually stores the query definition rather than duplicating all rows.
• It is a logical database object.
వివరణ:
Question 189
ప్రశ్న 189
B2:B7 contain East, West, East, North, East, West and C2:C7 contain 45, 55, 65, 75, 85, 95. What does =SUMIFS(C2:C7,B2:B7,"East",C2:C7,">70") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• East rows contain 45, 65 and 85.
• Only 85 is strictly greater than 70.
• Therefore SUMIFS returns 85.
• Only 85 is strictly greater than 70.
• Therefore SUMIFS returns 85.
వివరణ:
Question 190
ప్రశ్న 190
A computer has 64 GiB of RAM. Using 1 GiB = 1024 MiB, what is this in MiB?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 64 × 1024 = 65536.
• Binary unit conversion uses 1024 MiB per GiB.
• Therefore 64 GiB equals 65536 MiB.
• Binary unit conversion uses 1024 MiB per GiB.
• Therefore 64 GiB equals 65536 MiB.
వివరణ:
Question 191
ప్రశ్న 191
Which technology converts scanned printed text into editable/searchable characters?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• OCR recognizes character shapes from image data.
• It converts scanned text into machine-readable form.
• OMR and MICR serve different input functions.
• It converts scanned text into machine-readable form.
• OMR and MICR serve different input functions.
వివరణ:
Question 192
ప్రశ్న 192
Which statement about preemptive scheduling is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Preemptive scheduling allows forced CPU reallocation.
• It supports time slicing and priority scheduling.
• It is unrelated to storage redundancy.
• It supports time slicing and priority scheduling.
• It is unrelated to storage redundancy.
వివరణ:
Question 193
ప్రశ్న 193
Which ACID property requires committed changes to remain persistent after a crash?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Durability concerns persistence after COMMIT.
• Recovery mechanisms help preserve committed effects.
• Atomicity concerns all-or-nothing behavior.
• Recovery mechanisms help preserve committed effects.
• Atomicity concerns all-or-nothing behavior.
వివరణ:
Question 194
ప్రశ్న 194
A desktop is completely dead after assembly. The PSU self-test is normal. Which motherboard-side checks should be performed before replacing the board?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A dead pre-POST system should be troubleshot at the power and physical-assembly level.
• Missing CPU power or incorrect front-panel wiring can prevent startup.
• Improper standoffs can also create electrical shorts.
• Missing CPU power or incorrect front-panel wiring can prevent startup.
• Improper standoffs can also create electrical shorts.
వివరణ:
Question 195
ప్రశ్న 195
A document uses Heading styles consistently. Which pair of Word features benefits directly from that structure?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Heading styles feed the Navigation Pane's heading hierarchy.
• They also provide structure for an automatic Table of Contents.
• The distractors belong to other Office applications.
• They also provide structure for an automatic Table of Contents.
• The distractors belong to other Office applications.
వివరణ:
Question 196
ప్రశ్న 196
Which statement about a classic bus topology is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Traditional bus networks use a shared medium.
• Terminators reduce reflected signals at the ends.
• That characteristic differs from star and mesh topologies.
• Terminators reduce reflected signals at the ends.
• That characteristic differs from star and mesh topologies.
వివరణ:
Question 197
ప్రశ్న 197
In an advanced Paper III scenario, which feature records narration and slide timings?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Record Slide Show captures narration and timing.
• It supports recorded/self-running presentations.
• The distractors serve unrelated functions.
• It supports recorded/self-running presentations.
• The distractors serve unrelated functions.
వివరణ:
Question 198
ప్రశ్న 198
Which query type permanently removes qualifying records?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Delete queries remove matching rows.
• They can affect many records at once.
• Criteria should be verified carefully before execution.
• They can affect many records at once.
• Criteria should be verified carefully before execution.
వివరణ:
Question 199
ప్రశ్న 199
In an advanced Paper III scenario, which statement correctly describes the Internet?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Internet connects many independently operated networks.
• TCP/IP is fundamental to this interconnection.
• It is much broader than one private organizational network.
• TCP/IP is fundamental to this interconnection.
• It is much broader than one private organizational network.
వివరణ:
Question 200
ప్రశ్న 200
Which feature controls entrance, emphasis, exit and motion-path effects on objects?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Animations affect slide objects.
• They can be ordered and timed.
• Transitions apply between slides.
• They can be ordered and timed.
• Transitions apply between slides.
వివరణ:
Answer Key సమాధానాల పట్టిక
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Question 1 ప్రశ్న 1Answer: B. Fuser assembly సమాధానం: B.
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Question 2 ప్రశ్న 2Answer: C. Table సమాధానం: C.
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Question 3 ప్రశ్న 3Answer: A. Disk Management సమాధానం: A.
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Question 4 ప్రశ్న 4Answer: B. OMR సమాధానం: B.
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Question 5 ప్రశ్న 5Answer: B. 4.5 ns సమాధానం: B.
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Question 6 ప్రశ్న 6Answer: D. It gives processes a virtual address-space abstraction and can use secondary storage as backing for nonresident pages. సమాధానం: D.
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Question 7 ప్రశ్న 7Answer: B. Application/camera privacy permission settings సమాధానం: B.
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Question 8 ప్రశ్న 8Answer: B. LAN covers a local area, MAN typically spans a metropolitan area, and WAN spans large geographic distances. సమాధానం: B.
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Question 9 ప్రశ్న 9Answer: B. MICR సమాధానం: B.
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Question 10 ప్రశ్న 10Answer: D. The VPN protects communication but does not remove malware from the endpoint. సమాధానం: D.
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Question 11 ప్రశ్న 11Answer: C. 192.168.10.128/26 సమాధానం: C.
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Question 12 ప్రశ్న 12Answer: D. DHCP సమాధానం: D.
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Question 13 ప్రశ్న 13Answer: C. Validation Rule సమాధానం: C.
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Question 14 ప్రశ్న 14Answer: C. Query సమాధానం: C.
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Question 15 ప్రశ్న 15Answer: D. 45 సమాధానం: D.
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Question 16 ప్రశ్న 16Answer: C. 9 TB usable; one drive failure tolerated. సమాధానం: C.
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Question 17 ప్రశ్న 17Answer: A. Find Unmatched Query Wizard సమాధానం: A.
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Question 18 ప్రశ్న 18Answer: A. Temporal locality సమాధానం: A.
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Question 19 ప్రశ్న 19Answer: B. Different First Page సమాధానం: B.
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Question 20 ప్రశ్న 20Answer: D. The new CPU may be unsupported by the motherboard chipset/firmware despite socket compatibility. సమాధానం: D.
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Question 21 ప్రశ్న 21Answer: C. RJ45 సమాధానం: C.
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Question 22 ప్రశ్న 22Answer: A. Form సమాధానం: A.
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Question 23 ప్రశ్న 23Answer: D. False negative సమాధానం: D.
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Question 24 ప్రశ్న 24Answer: D. diskmgmt.msc సమాధానం: D.
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Question 25 ప్రశ్న 25Answer: B. HTTPS సమాధానం: B.
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Question 26 ప్రశ్న 26Answer: A. Default deny సమాధానం: A.
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Question 27 ప్రశ్న 27Answer: C. Partial dependency; the table violates Second Normal Form. సమాధానం: C.
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Question 28 ప్రశ్న 28Answer: C. 1, 2 and 3 are correct. సమాధానం: C.
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Question 29 ప్రశ్న 29Answer: A. SSDs usually have much lower random-access latency because they have no mechanical seek operation. సమాధానం: A.
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Question 30 ప్రశ్న 30Answer: A. Stateful firewall సమాధానం: A.
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Question 31 ప్రశ్న 31Answer: B. An exclusive lock is generally used when a transaction must modify a protected data item so conflicting access can be restricted. సమాధానం: B.
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Question 32 ప్రశ్న 32Answer: C. SRAM is faster and does not require periodic refresh; DRAM is denser and requires refresh. సమాధానం: C.
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Question 33 ప్రశ్న 33Answer: C. 24 సమాధానం: C.
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Question 34 ప్రశ్న 34Answer: C. COUNTBLANK సమాధానం: C.
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Question 35 ప్రశ్న 35Answer: A. Parameter query సమాధానం: A.
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Question 36 ప్రశ్న 36Answer: D. EPROM సమాధానం: D.
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Question 37 ప్రశ్న 37Answer: D. Running → Waiting/Blocked సమాధానం: D.
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Question 38 ప్రశ్న 38Answer: A. 144 సమాధానం: A.
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Question 39 ప్రశ్న 39Answer: C. Large-format plotter/printer సమాధానం: C.
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Question 40 ప్రశ్న 40Answer: A. ATTRIB -R filename సమాధానం: A.
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Question 41 ప్రశ్న 41Answer: B. =SUBTOTAL(9,E2:E500) సమాధానం: B.
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Question 42 ప్రశ్న 42Answer: B. Excessive page faults and paging dominate system activity, leaving little useful execution. సమాధానం: B.
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Question 43 ప్రశ్న 43Answer: C. Application-proxy gateway సమాధానం: C.
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Question 44 ప్రశ్న 44Answer: A. A program in execution together with its current state and allocated resources. సమాధానం: A.
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Question 45 ప్రశ్న 45Answer: A. Microphone సమాధానం: A.
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Question 46 ప్రశ్న 46Answer: A. A main form with a linked subform సమాధానం: A.
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Question 47 ప్రశ్న 47Answer: B. Input Mask సమాధానం: B.
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Question 48 ప్రశ్న 48Answer: A. DIVERR సమాధానం: A.
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Question 49 ప్రశ్న 49Answer: B. Number with Field Size Long Integer సమాధానం: B.
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Question 50 ప్రశ్న 50Answer: A. Switch సమాధానం: A.
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Question 51 ప్రశ్న 51Answer: D. Distribute Horizontally సమాధానం: D.
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Question 52 ప్రశ్న 52Answer: D. APIPA/IPv4 link-local addressing సమాధానం: D.
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Question 53 ప్రశ్న 53Answer: C. 4 TB సమాధానం: C.
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Question 54 ప్రశ్న 54Answer: D. POST is firmware-controlled hardware initialization/checking; the boot loader later loads or starts the operating system. సమాధానం: D.
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Question 55 ప్రశ్న 55Answer: B. It references a key in another related table and can be constrained by referential integrity. సమాధానం: B.
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Question 56 ప్రశ్న 56Answer: B. DNS సమాధానం: B.
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Question 57 ప్రశ్న 57Answer: B. The printer's imaging/fuser path, especially a rotating component associated with the repeating interval. సమాధానం: B.
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Question 58 ప్రశ్న 58Answer: B. Conditional Formatting సమాధానం: B.
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Question 59 ప్రశ్న 59Answer: A. MD CASEFILES సమాధానం: A.
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Question 60 ప్రశ్న 60Answer: D. Scanner సమాధానం: D.
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Question 61 ప్రశ్న 61Answer: D. They are in different /24 networks and normally require a router to communicate. సమాధానం: D.
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Question 62 ప్రశ్న 62Answer: D. Modify the style definition సమాధానం: D.
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Question 63 ప్రశ్న 63Answer: A. Index సమాధానం: A.
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Question 64 ప్రశ్న 64Answer: A. Print Spooler service సమాధానం: A.
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Question 65 ప్రశ్న 65Answer: C. Goal Seek సమాధానం: C.
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Question 66 ప్రశ్న 66Answer: C. Site-to-site VPN సమాధానం: C.
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Question 67 ప్రశ్న 67Answer: C. Transition సమాధానం: C.
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Question 68 ప్రశ్న 68Answer: A. SSD సమాధానం: A.
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Question 69 ప్రశ్న 69Answer: A. Spooling సమాధానం: A.
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Question 70 ప్రశ్న 70Answer: B. Report సమాధానం: B.
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Question 71 ప్రశ్న 71Answer: B. Update query సమాధానం: B.
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Question 72 ప్రశ్న 72Answer: C. Different Odd & Even Pages సమాధానం: C.
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Question 73 ప్రశ్న 73Answer: A. Navigation Pane సమాధానం: A.
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Question 74 ప్రశ్న 74Answer: A. M.2 describes a physical form factor/interface family; a slot may support SATA, PCIe/NVMe or both depending on implementation. సమాధానం: A.
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Question 75 ప్రశ్న 75Answer: C. An intranet resource సమాధానం: C.
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Question 76 ప్రశ్న 76Answer: C. Demand paging సమాధానం: C.
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Question 77 ప్రశ్న 77Answer: A. Cardinality = 3,200; Degree = 14 సమాధానం: A.
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Question 78 ప్రశ్న 78Answer: B. 48 GiB సమాధానం: B.
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Question 79 ప్రశ్న 79Answer: D. 103 సమాధానం: D.
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Question 80 ప్రశ్న 80Answer: A. Update the Table of Contents సమాధానం: A.
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Question 81 ప్రశ్న 81Answer: D. Both are knowledge factors. సమాధానం: D.
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Question 82 ప్రశ్న 82Answer: B. Restrict Editing సమాధానం: B.
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Question 83 ప్రశ్న 83Answer: D. 96% సమాధానం: D.
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Question 84 ప్రశ్న 84Answer: C. Device driver సమాధానం: C.
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Question 85 ప్రశ్న 85Answer: B. Slide Master సమాధానం: B.
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Question 86 ప్రశ్న 86Answer: D. Crosstab query సమాధానం: D.
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Question 87 ప్రశ్న 87Answer: B. UPS సమాధానం: B.
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Question 88 ప్రశ్న 88Answer: C. 3 సమాధానం: C.
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Question 89 ప్రశ్న 89Answer: B. Referential integrity సమాధానం: B.
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Question 90 ప్రశ్న 90Answer: B. Spatial locality సమాధానం: B.
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Question 91 ప్రశ్న 91Answer: B. Services console and Event Viewer సమాధానం: B.
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Question 92 ప్రశ్న 92Answer: A. Insufficient or unstable PSU output under peak load. సమాధానం: A.
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Question 93 ప్రశ్న 93Answer: A. Data Validation with a List సమాధానం: A.
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Question 94 ప్రశ్న 94Answer: B. eventvwr.msc సమాధానం: B.
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Question 95 ప్రశ్న 95Answer: C. devmgmt.msc సమాధానం: C.
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Question 96 ప్రశ్న 96Answer: D. services.msc సమాధానం: D.
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Question 97 ప్రశ్న 97Answer: D. The requested block is not present in the checked cache, so a lower memory level must be accessed. సమాధానం: D.
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Question 98 ప్రశ్న 98Answer: B. Presenter View సమాధానం: B.
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Question 99 ప్రశ్న 99Answer: A. RJ45 సమాధానం: A.
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Question 100 ప్రశ్న 100Answer: A. 8 TB సమాధానం: A.
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Question 101 ప్రశ్న 101Answer: C. Front-panel USB cable/header connection or front-port hardware సమాధానం: C.
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Question 102 ప్రశ్న 102Answer: B. Slide Sorter సమాధానం: B.
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Question 103 ప్రశ్న 103Answer: A. Atomicity సమాధానం: A.
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Question 104 ప్రశ్న 104Answer: D. A transitive dependency that can violate Third Normal Form. సమాధానం: D.
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Question 105 ప్రశ్న 105Answer: B. Lost update సమాధానం: B.
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Question 106 ప్రశ్న 106Answer: C. Interrupt సమాధానం: C.
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Question 107 ప్రశ్న 107Answer: B. Poor heat-sink contact or incorrect thermal-interface application. సమాధానం: B.
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Question 108 ప్రశ్న 108Answer: A. Failure of the central switch can affect all nodes, while one endpoint cable failure usually affects only that endpoint. సమాధానం: A.
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Question 109 ప్రశ్న 109Answer: B. EEPROM సమాధానం: B.
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Question 110 ప్రశ్న 110Answer: A. Non-repeatable read సమాధానం: A.
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Question 111 ప్రశ్న 111Answer: C. TREE /F సమాధానం: C.
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Question 112 ప్రశ్న 112Answer: A. PivotTable సమాధానం: A.
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Question 113 ప్రశ్న 113Answer: C. Run DISM /Online /Cleanup-Image /RestoreHealth, then run sfc /scannow. సమాధానం: C.
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Question 114 ప్రశ్న 114Answer: A. User Account Control (UAC) సమాధానం: A.
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Question 115 ప్రశ్న 115Answer: B. Ready సమాధానం: B.
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Question 116 ప్రశ్న 116Answer: C. File-system management సమాధానం: C.
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Question 117 ప్రశ్న 117Answer: A. Page fault సమాధానం: A.
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Question 118 ప్రశ్న 118Answer: B. It requires power to retain stored contents. సమాధానం: B.
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Question 119 ప్రశ్న 119Answer: C. Control Unit సమాధానం: C.
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Question 120 ప్రశ్న 120Answer: C. ECC సమాధానం: C.
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Question 121 ప్రశ్న 121Answer: A. Thrashing సమాధానం: A.
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Question 122 ప్రశ్న 122Answer: B. Notes Pages సమాధానం: B.
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Question 123 ప్రశ్న 123Answer: C. =$B6+E$1+F6 సమాధానం: C.
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Question 124 ప్రశ్న 124Answer: A. ipconfig /flushdns సమాధానం: A.
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Question 125 ప్రశ్న 125Answer: C. Connect the cooler fan to the CPU_FAN header and verify monitoring/control. సమాధానం: C.
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Question 126 ప్రశ్న 126Answer: C. CHECK constraint సమాధానం: C.
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Question 127 ప్రశ్న 127Answer: B. Find and Replace సమాధానం: B.
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Question 128 ప్రశ్న 128Answer: C. Dot-matrix printer సమాధానం: C.
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Question 129 ప్రశ్న 129Answer: C. Scheduler సమాధానం: C.
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Question 130 ప్రశ్న 130Answer: C. A private organizational network/information environment intended mainly for authorized users సమాధానం: C.
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Question 131 ప్రశ్న 131Answer: D. Format Painter సమాధానం: D.
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Question 132 ప్రశ్న 132Answer: D. The cloned disk may not contain a UEFI-compatible boot configuration; firmware mode and disk boot structure must be made compatible. సమాధానం: D.
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Question 133 ప్రశ్న 133Answer: B. Knowledge and possession సమాధానం: B.
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Question 134 ప్రశ్న 134Answer: A. =G$2+$E8+I8 సమాధానం: A.
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Question 135 ప్రశ్న 135Answer: D. User mode and kernel mode సమాధానం: D.
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Question 136 ప్రశ్న 136Answer: B. DIR /A సమాధానం: B.
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Question 137 ప్రశ్న 137Answer: A. Verify the selected input, video cable, and connection to the active graphics output. సమాధానం: A.
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Question 138 ప్రశ్న 138Answer: C. 1 సమాధానం: C.
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Question 139 ప్రశ్న 139Answer: C. Track Changes సమాధానం: C.
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Question 140 ప్రశ్న 140Answer: D. 216 సమాధానం: D.
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Question 141 ప్రశ్న 141Answer: D. Traditional PROM is intended to be programmed once and is not routinely erasable. సమాధానం: D.
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Question 142 ప్రశ్న 142Answer: C. netstat సమాధానం: C.
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Question 143 ప్రశ్న 143Answer: D. Custom Slide Show సమాధానం: D.
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Question 144 ప్రశ్న 144Answer: D. tracert సమాధానం: D.
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Question 145 ప్రశ్న 145Answer: D. SELECT సమాధానం: D.
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Question 146 ప్రశ్న 146Answer: B. Make-table query సమాధానం: B.
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Question 147 ప్రశ్న 147Answer: C. Deadlock సమాధానం: C.
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Question 148 ప్రశ్న 148Answer: A. 91.45 సమాధానం: A.
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Question 149 ప్రశ్న 149Answer: C. COUNTA సమాధానం: C.
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Question 150 ప్రశ్న 150Answer: A. Compare Documents సమాధానం: A.
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Question 151 ప్రశ్న 151Answer: D. Router సమాధానం: D.
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Question 152 ప్రశ్న 152Answer: B. Encryption సమాధానం: B.
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Question 153 ప్రశ్న 153Answer: B. It stripes data for performance/capacity but provides no redundancy. సమాధానం: B.
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Question 154 ప్రశ్న 154Answer: C. SRAM సమాధానం: C.
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Question 155 ప్రశ్న 155Answer: B. Deadlock సమాధానం: B.
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Question 156 ప్రశ్న 156Answer: D. Authentication verifies identity; authorization determines permitted actions/resources. సమాధానం: D.
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Question 157 ప్రశ్న 157Answer: D. Decode సమాధానం: D.
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Question 158 ప్రశ్న 158Answer: D. It uniquely identifies each row and cannot contain Null. సమాధానం: D.
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Question 159 ప్రశ్న 159Answer: B. ipconfig /all సమాధానం: B.
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Question 160 ప్రశ్న 160Answer: B. Reseat or replace the SATA data cable and verify SATA power connection. సమాధానం: B.
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Question 161 ప్రశ్న 161Answer: C. DIMM slot సమాధానం: C.
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Question 162 ప్రశ్న 162Answer: C. Append query సమాధానం: C.
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Question 163 ప్రశ్న 163Answer: B. COMMIT makes a successful transaction's changes permanent; ROLLBACK reverses applicable uncommitted changes. సమాధానం: B.
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Question 164 ప్రశ్న 164Answer: A. Serializable సమాధానం: A.
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Question 165 ప్రశ్న 165Answer: D. Section Break సమాధానం: D.
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Question 166 ప్రశ్న 166Answer: D. Dirty read సమాధానం: D.
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Question 167 ప్రశ్న 167Answer: A. Stateless packet filter సమాధానం: A.
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Question 168 ప్రశ్న 168Answer: D. Connect the monitor to the discrete GPU's output and verify firmware graphics settings. సమాధానం: D.
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Question 169 ప్రశ్న 169Answer: D. The 24-pin connector supplies main motherboard power; the CPU auxiliary connector supplies dedicated processor power. సమాధానం: D.
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Question 170 ప్రశ్న 170Answer: A. The RTC/CMOS coin-cell battery is likely weak; storage media are not implicated by this symptom. సమాధానం: A.
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Question 171 ప్రశ్న 171Answer: A. A scanner is primarily an input device, while a printer is primarily an output device. సమాధానం: A.
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Question 172 ప్రశ్న 172Answer: A. Program Counter సమాధానం: A.
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Question 173 ప్రశ్న 173Answer: C. -18.71 సమాధానం: C.
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Question 174 ప్రశ్న 174Answer: C. Memory protection సమాధానం: C.
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Question 175 ప్రశ్న 175Answer: B. DRAM సమాధానం: B.
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Question 176 ప్రశ్న 176Answer: B. 16 MiB సమాధానం: B.
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Question 177 ప్రశ్న 177Answer: A. False positive సమాధానం: A.
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Question 178 ప్రశ్న 178Answer: D. It supports and coordinates platform I/O/connectivity functions rather than replacing the CPU's ALU. సమాధానం: D.
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Question 179 ప్రశ్న 179Answer: D. Footnote సమాధానం: D.
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Question 180 ప్రశ్న 180Answer: D. Mail Merge సమాధానం: D.
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Question 181 ప్రశ్న 181Answer: C. Registers → Cache → RAM → SSD/HDD సమాధానం: C.
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Question 182 ప్రశ్న 182Answer: A. Cryptographic hash function సమాధానం: A.
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Question 183 ప్రశ్న 183Answer: B. Action or Hyperlink సమాధానం: B.
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Question 184 ప్రశ్న 184Answer: D. Context switch సమాధానం: D.
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Question 185 ప్రశ్న 185Answer: B. DNS సమాధానం: B.
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Question 186 ప్రశ్న 186Answer: D. Phantom read సమాధానం: D.
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Question 187 ప్రశ్న 187Answer: D. Header-level permission can allow the connection even when payload content remains opaque without TLS inspection/decryption. సమాధానం: D.
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Question 188 ప్రశ్న 188Answer: D. A conventional view is a virtual table defined by a query over underlying data. సమాధానం: D.
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Question 189 ప్రశ్న 189Answer: D. 85 సమాధానం: D.
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Question 190 ప్రశ్న 190Answer: D. 65536 MiB సమాధానం: D.
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Question 191 ప్రశ్న 191Answer: D. OCR సమాధానం: D.
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Question 192 ప్రశ్న 192Answer: C. The operating system may interrupt a running task and schedule another runnable task. సమాధానం: C.
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Question 193 ప్రశ్న 193Answer: D. Durability సమాధానం: D.
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Question 194 ప్రశ్న 194Answer: C. Verify the 24-pin ATX connector, CPU auxiliary power connector, front-panel power-switch pins and possible shorts/standoffs. సమాధానం: C.
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Question 195 ప్రశ్న 195Answer: A. Navigation Pane and automatic Table of Contents సమాధానం: A.
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Question 196 ప్రశ్న 196Answer: A. The shared backbone should be properly terminated at both ends to reduce signal reflections. సమాధానం: A.
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Question 197 ప్రశ్న 197Answer: B. Record Slide Show సమాధానం: B.
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Question 198 ప్రశ్న 198Answer: D. Delete query సమాధానం: D.
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Question 199 ప్రశ్న 199Answer: A. A global system of interconnected networks using standard networking protocols సమాధానం: A.
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Question 200 ప్రశ్న 200Answer: C. Animation సమాధానం: C.