Please keep at least one language enabled. || కనీసం ఒక భాషను ఎంచుకోండి.
Question 1
ప్రశ్న 1
Which statement best describes POST?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• POST belongs to the pre-boot firmware stage.
• It helps initialize/detect hardware.
• It is unrelated to application software.
• It helps initialize/detect hardware.
• It is unrelated to application software.
వివరణ:
Question 2
ప్రశ్న 2
A host can reach a server by IP address but not by hostname. Which service is the first suspect?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• IP connectivity is already working.
• The failure is specifically name resolution.
• DNS resolves hostnames to resource records such as addresses.
• The failure is specifically name resolution.
• DNS resolves hostnames to resource records such as addresses.
వివరణ:
Question 3
ప్రశ్న 3
In the final comprehensive Paper III simulation, 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 4
ప్రశ్న 4
Which command lists only hidden files/directories when used as DIR /A:H?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DIR /A:H filters directory output for Hidden items.
• DIR /W changes listing layout.
• CD and TYPE do not provide hidden-item directory filtering.
• DIR /W changes listing layout.
• CD and TYPE do not provide hidden-item directory filtering.
వివరణ:
Question 5
ప్రశ్న 5
In a table with composite key (CaseID, ItemID), the CaseDate depends only on CaseID. Which normalization problem exists?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• CaseDate 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 6
ప్రశ్న 6
In the final comprehensive Paper III simulation, which function counts empty cells?
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 7
ప్రశ్న 7
What does =ROUNDUP(-12.341,2) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ROUNDUP rounds away from zero.
• At two decimal places, -12.341 becomes -12.35.
• It does not round toward zero.
• At two decimal places, -12.341 becomes -12.35.
• It does not round toward zero.
వివరణ:
Question 8
ప్రశ్న 8
Which command displays a directory tree including files?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• TREE displays the hierarchy.
• /F includes file names.
• DIR /P is a paginated flat listing.
• /F includes file names.
• DIR /P is a paginated flat listing.
వివరణ:
Question 9
ప్రశ్న 9
A relation has 4,500 rows and 11 columns. What are its cardinality and degree?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Cardinality is the number of rows/tuples.
• Degree is the number of attributes/columns.
• Therefore the values are 4,500 and 11.
• Degree is the number of attributes/columns.
• Therefore the values are 4,500 and 11.
వివరణ:
Question 10
ప్రశ్న 10
A CPU temperature rises abnormally within seconds of startup although the CPU fan spins. Which issue can still cause this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A spinning fan does not prove that heat is transferring efficiently.
• Poor seating or thermal-interface application can cause rapid overheating.
• The distractors do not affect processor thermal conduction.
• Poor seating or thermal-interface application can cause rapid overheating.
• The distractors do not affect processor thermal conduction.
వివరణ:
Question 11
ప్రశ్న 11
A referenced virtual page is not resident in RAM. What event occurs?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A page fault occurs when the required virtual page is not resident.
• The OS may bring the page from backing storage.
• This is a virtual-memory event.
• The OS may bring the page from backing storage.
• This is a virtual-memory event.
వివరణ:
Question 12
ప్రశ్న 12
Host A is 10.2.5.10/24 and Host B is 10.2.6.10/24. Which statement is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• /24 fixes the first three octets as the network portion.
• 10.2.5.0/24 and 10.2.6.0/24 are different networks.
• Communication between them normally requires a router.
• 10.2.5.0/24 and 10.2.6.0/24 are different networks.
• Communication between them normally requires a router.
వివరణ:
Question 13
ప్రశ్న 13
Which command displays detailed TCP/IP configuration including DNS and DHCP information?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ipconfig /all shows detailed adapter settings.
• It commonly displays DHCP, DNS and MAC information.
• The other commands are file-related.
• It commonly displays DHCP, DNS and MAC information.
• The other commands are file-related.
వివరణ:
Question 14
ప్రశ్న 14
Which register traditionally holds intermediate arithmetic results in simple accumulator-based CPU descriptions?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The accumulator is commonly used for intermediate arithmetic/logic results.
• The Program Counter stores instruction addresses.
• A boot sector is data on storage, not a CPU register.
• The Program Counter stores instruction addresses.
• A boot sector is data on storage, not a CPU register.
వివరణ:
Question 15
ప్రశ్న 15
Which ACID property governs how concurrent transactions see one another's effects?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Isolation controls concurrency visibility.
• Different isolation levels prevent different anomalies.
• It is a concurrency property.
• Different isolation levels prevent different anomalies.
• It is a concurrency property.
వివరణ:
Question 16
ప్రశ్న 16
Which feature places a reference note at the bottom of the current page?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Footnotes appear at the bottom of the page.
• They are tied to reference markers in the text.
• Endnotes are collected later in the document.
• They are tied to reference markers in the text.
• Endnotes are collected later in the document.
వివరణ:
Question 17
ప్రశ్న 17
Which feature prevents a foreign key from referring to a nonexistent parent record?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Referential integrity enforces valid relationships.
• It helps prevent orphaned child records.
• The other choices belong to different applications.
• It helps prevent orphaned child records.
• The other choices belong to different applications.
వివరణ:
Question 18
ప్రశ్న 18
In the final comprehensive Paper III simulation, which statement best defines a process?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A process is an active execution instance.
• It includes state and OS-managed resources.
• A program file by itself is passive.
• It includes state and OS-managed resources.
• A program file by itself is passive.
వివరణ:
Question 19
ప్రశ్న 19
Which VPN type is most appropriate for connecting two 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 branches.
• Loopback and RAID are unrelated.
• They are commonly used between branches.
• Loopback and RAID are unrelated.
వివరణ:
Question 20
ప్రశ్న 20
In the final comprehensive Paper III simulation, which Run command opens the Services management console?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• services.msc opens Services.
• It shows service state, startup type and dependencies.
• The other commands open different administrative tools.
• It shows service state, startup type and dependencies.
• The other commands open different administrative tools.
వివరణ:
Question 21
ప్రశ్న 21
Which pair of Word features benefits directly from consistent use of Heading styles?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Heading styles provide structural hierarchy.
• The Navigation Pane can display that hierarchy.
• An automatic TOC can also be generated from headings.
• The Navigation Pane can display that hierarchy.
• An automatic TOC can also be generated from headings.
వివరణ:
Question 22
ప్రశ్న 22
Which feature automatically applies formatting when a rule is satisfied?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Conditional Formatting changes cell appearance based on criteria.
• It can highlight thresholds and duplicates.
• The distractors belong to other applications.
• It can highlight thresholds and duplicates.
• The distractors belong to other applications.
వివరణ:
Question 23
ప్రశ్న 23
Why is password plus PIN not normally two-factor authentication?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Password and PIN are both secrets the user knows.
• Using two credentials from one category is not two-factor authentication.
• MFA requires factor-category diversity.
• Using two credentials from one category is not two-factor authentication.
• MFA requires factor-category diversity.
వివరణ:
Question 24
ప్రశ్న 24
Which feature limits the types of edits allowed in a Word document?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Restrict Editing can constrain permitted changes.
• It supports controlled workflows.
• Zoom and Word Count do not enforce protection.
• It supports controlled workflows.
• Zoom and Word Count do not enforce protection.
వివరణ:
Question 25
ప్రశ్న 25
Which firewall type tracks active sessions and connection state?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Stateful firewalls maintain connection information.
• Return traffic can be evaluated in context.
• Stateless filtering evaluates packets independently.
• Return traffic can be evaluated in context.
• Stateless filtering evaluates packets independently.
వివరణ:
Question 26
ప్రశ్న 26
A computer contains 40 GiB of RAM. Using 1 GiB = 1024 MiB, how many MiB is that?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 40 × 1024 = 40960.
• Binary memory conversion uses 1024 MiB per GiB.
• Therefore the result is 40960 MiB.
• Binary memory conversion uses 1024 MiB per GiB.
• Therefore the result is 40960 MiB.
వివరణ:
Question 27
ప్రశ్న 27
Malware is present but antivirus fails to detect it. What is this classification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A false negative misses a real threat.
• The endpoint may remain compromised.
• It is the opposite detection error from a false positive.
• The endpoint may remain compromised.
• It is the opposite detection error from a false positive.
వివరణ:
Question 28
ప్రశ్న 28
Which device is most suitable for printing large engineering drawings on wide media?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Large-format output devices are designed for oversized technical graphics.
• They are used for CAD/maps.
• The other devices are inputs.
• They are used for CAD/maps.
• The other devices are inputs.
వివరణ:
Question 29
ప్రశ్న 29
Which statement about classic bus topology is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Classic bus networks use a shared medium.
• Proper termination reduces reflections.
• That differs from star and full-mesh designs.
• Proper termination reduces reflections.
• That differs from star and full-mesh designs.
వివరణ:
Question 30
ప్రశ్న 30
A monitor reports 'No Signal' although the computer appears to boot. What is the best first check?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• No Signal indicates missing video input.
• Cable/input/adapter routing are immediate checks.
• Database and document settings are unrelated.
• Cable/input/adapter routing are immediate checks.
• Database and document settings are unrelated.
వివరణ:
Question 31
ప్రశ్న 31
Which field property is appropriate for enforcing Marks Between 0 And 100?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Validation Rule enforces a logical condition.
• A numeric interval can be expressed directly.
• Caption changes display text only.
• A numeric interval can be expressed directly.
• Caption changes display text only.
వివరణ:
Question 32
ప్రశ్న 32
In the final comprehensive Paper III simulation, which statement correctly distinguishes authentication from authorization?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Authentication answers who the user is.
• Authorization answers what that identity may do.
• The controls are related but distinct.
• Authorization answers what that identity may do.
• The controls are related but distinct.
వివరణ:
Question 33
ప్రశ్న 33
Which device forwards Ethernet frames inside a LAN by using learned MAC-address information?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A switch learns source MAC addresses and forwards frames by destination MAC.
• It works primarily inside a LAN.
• Routers make inter-network IP forwarding decisions.
• It works primarily inside a LAN.
• Routers make inter-network IP forwarding decisions.
వివరణ:
Question 34
ప్రశ్న 34
Which virtual-memory technique loads a page only when it is referenced?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Demand paging delays loading until needed.
• It is a virtual-memory strategy.
• The other options are unrelated.
• It is a virtual-memory strategy.
• The other options are unrelated.
వివరణ:
Question 35
ప్రశ్న 35
In the final comprehensive Paper III simulation, which description best fits an intranet?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• An intranet serves an organization's authorized users.
• It can use standard Internet technologies.
• It is not the global public Internet.
• It can use standard Internet technologies.
• It is not the global public Internet.
వివరణ:
Question 36
ప్రశ్న 36
All report headings use a named style. What is the best way to change all of them consistently?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Styles centralize formatting.
• Changing the style updates all text using it.
• This is more efficient and consistent than manual editing.
• Changing the style updates all text using it.
• This is more efficient and consistent than manual editing.
వివరణ:
Question 37
ప్రశ్న 37
Which feature can make a shape jump to another slide when clicked?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Actions and hyperlinks support navigation.
• They can target another slide.
• The other features do not provide interactive navigation.
• They can target another slide.
• The other features do not provide interactive navigation.
వివరణ:
Question 38
ప్రశ్న 38
Which device provides temporary battery-backed power during a mains outage?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A UPS supplies temporary power from a battery.
• It can support safe shutdown.
• The other devices do not provide backup power.
• It can support safe shutdown.
• The other devices do not provide backup power.
వివరణ:
Question 39
ప్రశ్న 39
Which pane displays headings for quick movement through a long document?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Navigation Pane can display heading hierarchy.
• 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 40
ప్రశ్న 40
Which standard SQL isolation level is intended to provide the strongest isolation among Read Uncommitted, Read Committed, Repeatable Read and Serializable?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Serializable aims to make concurrent execution equivalent to some serial order.
• It prevents the classic dirty/non-repeatable/phantom anomalies.
• The lower standard levels allow more concurrency phenomena.
• It prevents the classic dirty/non-repeatable/phantom anomalies.
• The lower standard levels allow more concurrency phenomena.
వివరణ:
Question 41
ప్రశ్న 41
Which OS technique queues print jobs for a slow shared printer?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Spooling places print jobs in a queue.
• The printer processes them asynchronously.
• Applications can continue without waiting for immediate print completion.
• The printer processes them asynchronously.
• Applications can continue without waiting for immediate print completion.
వివరణ:
Question 42
ప్రశ్న 42
Which memory type is commonly used for CPU cache?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SRAM is fast and refresh-free while powered.
• Its cost/density trade-off suits small high-speed caches.
• DRAM is commonly used for main memory.
• Its cost/density trade-off suits small high-speed caches.
• DRAM is commonly used for main memory.
వివరణ:
Question 43
ప్రశ్న 43
A1:A5 contain 11, 17, 23, 29 and 35. What does =COUNTIF(A1:A5,">23") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Only 29 and 35 are greater than 23.
• COUNTIF counts matching cells.
• Therefore the result is 2.
• COUNTIF counts matching cells.
• Therefore the result is 2.
వివరణ:
Question 44
ప్రశ్న 44
Which command clears the Read-only attribute from REPORT.TXT?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• -R clears the Read-only attribute.
• +R sets it.
• +H sets Hidden instead.
• +R sets it.
• +H sets Hidden instead.
వివరణ:
Question 45
ప్రశ్న 45
T1 reads data 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.
• Higher isolation levels can prevent dirty reads.
• T2 may later roll back.
• Higher isolation levels can prevent dirty reads.
వివరణ:
Question 46
ప్రశ్న 46
Which peripheral converts electrical audio signals into sound output?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Speakers are audio output devices.
• They convert electrical signals to audible sound.
• Microphones capture audio input.
• They convert electrical signals to audible sound.
• Microphones capture audio input.
వివరణ:
Question 47
ప్రశ్న 47
Which connector is normally associated with wired Ethernet on a PC?
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 48
ప్రశ్న 48
Which sequence correctly represents the broad startup path of a modern PC?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Firmware begins execution immediately after power-on.
• POST/hardware initialization precedes normal OS loading.
• The boot manager/loader transfers control toward the operating system.
• POST/hardware initialization precedes normal OS loading.
• The boot manager/loader transfers control toward the operating system.
వివరణ:
Question 49
ప్రశ్న 49
Which locality principle is illustrated by reading successive elements of an array?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Spatial locality concerns nearby memory addresses.
• Sequential array access touches adjacent elements.
• Cache lines exploit this pattern.
• Sequential array access touches adjacent elements.
• Cache lines exploit this pattern.
వివరణ:
Question 50
ప్రశ్న 50
Eight 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.
• 8×7/2 = 28.
• Each pair is counted once.
• 8×7/2 = 28.
• Each pair is counted once.
వివరణ:
Question 51
ప్రశ్న 51
Which firewall technology can act as an application-aware intermediary between client and destination server?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• An application proxy mediates application sessions.
• It can apply protocol-aware security policy.
• It does more than simple packet forwarding.
• It can apply protocol-aware security policy.
• It does more than simple packet forwarding.
వివరణ:
Question 52
ప్రశ్న 52
Which concept separates privileged operating-system execution from ordinary application execution?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Kernel mode allows privileged operations.
• Applications generally run in restricted user mode.
• This protects system integrity.
• Applications generally run in restricted user mode.
• This protects system integrity.
వివరణ:
Question 53
ప్రశ్న 53
Which feature can search for text and replace it throughout a document?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Find and Replace searches for matching text.
• It can substitute repeated content efficiently.
• Mail Merge is not a global replacement tool.
• It can substitute repeated content efficiently.
• Mail Merge is not a global replacement tool.
వివరణ:
Question 54
ప్రశ్న 54
Which statement about star topology is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Star topology uses a central connecting device.
• Endpoint links are independent.
• The central device is therefore a common point of failure.
• Endpoint links are independent.
• The central device is therefore a common point of failure.
వివరణ:
Question 55
ప్రశ్న 55
Which component chooses the next runnable task for CPU execution?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The scheduler selects among ready tasks.
• Its policy determines CPU allocation.
• The other choices do not assign CPU time.
• Its policy determines CPU allocation.
• The other choices do not assign CPU time.
వివరణ:
Question 56
ప్రశ్న 56
Which query type modifies values in existing records that meet criteria?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Update queries change existing data.
• Criteria determine affected rows.
• Append queries add new records.
• Criteria determine affected rows.
• Append queries add new records.
వివరణ:
Question 57
ప్రశ్న 57
In the final comprehensive Paper III simulation, which feature controls the visual effect between slides?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Transitions occur between slides.
• Animations act on objects within a slide.
• The other choices belong elsewhere.
• Animations act on objects within a slide.
• The other choices belong elsewhere.
వివరణ:
Question 58
ప్రశ్న 58
A Windows image may have component-store corruption. Which repair sequence is generally appropriate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DISM can repair the component store.
• SFC can then verify/replace protected system files.
• Formatting is not a first-line repair step.
• SFC can then verify/replace protected system files.
• Formatting is not a first-line repair step.
వివరణ:
Question 59
ప్రశ్న 59
Two transactions read the same old value and one later overwrites the other's update. What anomaly is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A lost update occurs when one concurrent write overwrites another.
• Concurrency control is needed to prevent it.
• It is distinct from reading uncommitted data.
• Concurrency control is needed to prevent it.
• It is distinct from reading uncommitted data.
వివరణ:
Question 60
ప్రశ్న 60
Four 2 TB drives are configured as RAID 5. Ignoring overhead, what is the usable capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 5 usable capacity is (N−1) × drive size for equal drives.
• (4−1) × 2 TB = 6 TB.
• One drive's worth of capacity is used for distributed parity.
• (4−1) × 2 TB = 6 TB.
• One drive's worth of capacity is used for distributed parity.
వివరణ:
Question 61
ప్రశ్న 61
Host 192.168.20.70/26 belongs to which subnet?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• /26 creates blocks of 64 addresses.
• The second block spans .64 through .127.
• Address .70 therefore belongs to 192.168.20.64/26.
• The second block spans .64 through .127.
• Address .70 therefore belongs to 192.168.20.64/26.
వివరణ:
Question 62
ప్రశ్న 62
Six identical 2 TB drives are configured as RAID 10. Ignoring overhead, what is the nominal usable capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 10 combines mirroring and striping.
• With equal drives, usable capacity is typically half the raw capacity.
• 6 × 2 TB = 12 TB raw, giving 6 TB usable.
• With equal drives, usable capacity is typically half the raw capacity.
• 6 × 2 TB = 12 TB raw, giving 6 TB usable.
వివరణ:
Question 63
ప్రశ్న 63
Which database object can speed suitable searches but adds maintenance overhead on data modification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Indexes provide faster access paths.
• They consume storage and must be maintained when indexed data changes.
• This creates a read/write trade-off.
• They consume storage and must be maintained when indexed data changes.
• This creates a read/write trade-off.
వివరణ:
Question 64
ప్రశ్న 64
Which design is best for showing one Case and many related Evidence records on one screen?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Main form/subform supports one-to-many relationships.
• The parent and related child rows can be shown together.
• This preserves normalized relational structure.
• The parent and related child rows can be shown together.
• This preserves normalized relational structure.
వివరణ:
Question 65
ప్రశ్న 65
Which expansion interface is commonly used by a modern discrete graphics card?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Modern GPUs commonly use PCIe x16.
• DIMM slots are for RAM.
• SATA and PS/2 serve storage/peripheral functions.
• DIMM slots are for RAM.
• SATA and PS/2 serve storage/peripheral functions.
వివరణ:
Question 66
ప్రశ్న 66
Which ACID property requires committed changes to survive failures?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Durability concerns persistence after COMMIT.
• Recovery mechanisms help preserve committed effects.
• It is different from atomicity.
• Recovery mechanisms help preserve committed effects.
• It is different from atomicity.
వివరణ:
Question 67
ప్రశ్న 67
Which option permits 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 for book-style layouts.
• Different First Page affects only the first page.
• It is useful for book-style layouts.
• Different First Page affects only the first page.
వివరణ:
Question 68
ప్రశ్న 68
A firewall rule permits TCP port 443, but the firewall does not perform TLS inspection. Which statement is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A firewall can allow traffic based on headers/ports.
• Encrypted payload inspection requires appropriate TLS-inspection capability.
• Port permission alone does not decrypt application content.
• Encrypted payload inspection requires appropriate TLS-inspection capability.
• Port permission alone does not decrypt application content.
వివరణ:
Question 69
ప్రశ్న 69
B2 contains 84 and C2 contains 79. What does =IF(AND(B2>=80,C2>=75),"YES","NO") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 84>=80 is TRUE.
• 79>=75 is TRUE.
• AND is TRUE, so IF returns YES.
• 79>=75 is TRUE.
• AND is TRUE, so IF returns YES.
వివరణ:
Question 70
ప్రశ్న 70
Which feature is the best place to change a recurring logo on all slides using related layouts?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Slide Master centralizes recurring design elements.
• Layouts inherit master formatting.
• This avoids manual slide-by-slide changes.
• Layouts inherit master formatting.
• This avoids manual slide-by-slide changes.
వివరణ:
Question 71
ప్రశ్న 71
Which condition describes excessive paging that leaves little time for useful execution?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Thrashing is a virtual-memory performance collapse.
• It occurs when page faults/paging dominate activity.
• Insufficient effective RAM is a common cause.
• It occurs when page faults/paging dominate activity.
• Insufficient effective RAM is a common cause.
వివరణ:
Question 72
ప్రశ్న 72
Which What-If Analysis tool changes one input until a formula reaches a target?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Goal Seek works backward from a target formula result.
• It changes one specified input cell.
• It is a single-variable What-If tool.
• It changes one specified input cell.
• It is a single-variable What-If tool.
వివరణ:
Question 73
ప్రశ్న 73
In the final comprehensive Paper III simulation, 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/driver administration.
• The other MSC commands open different consoles.
• It is used for hardware/driver administration.
• The other MSC commands open different consoles.
వివరణ:
Question 74
ప్రశ్న 74
Which hierarchy order is correct from fastest to slowest?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Registers are fastest.
• Cache is faster than main memory.
• Secondary storage is slower but larger.
• Cache is faster than main memory.
• Secondary storage is slower but larger.
వివరణ:
Question 75
ప్రశ్న 75
Two transactions each hold a lock the other needs. What condition exists?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The transactions form a circular wait.
• Neither can proceed without intervention.
• A DBMS may abort one transaction to resolve it.
• Neither can proceed without intervention.
• A DBMS may abort one transaction to resolve it.
వివరణ:
Question 76
ప్రశ్న 76
In the final comprehensive Paper III simulation, which statement about PROM is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• PROM is one-time programmable in its traditional form.
• EPROM and EEPROM provide erasable alternatives.
• PROM is nonvolatile.
• EPROM and EEPROM provide erasable alternatives.
• PROM is nonvolatile.
వివరణ:
Question 77
ప్రశ్న 77
A USB keyboard works in rear ports but not in either front USB port. Which fault area is most likely?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The keyboard works on other ports.
• Both front ports failing points to a shared front-panel path.
• DNS and storage partitions do not control USB electrical connectivity.
• Both front ports failing points to a shared front-panel path.
• DNS and storage partitions do not control USB electrical connectivity.
వివరణ:
Question 78
ప్రశ్న 78
Which condition describes a machine spending most of its time servicing page faults instead of useful work?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Thrashing occurs when paging dominates system activity.
• Insufficient effective physical memory is a common cause.
• Useful execution falls sharply.
• Insufficient effective physical memory is a common cause.
• Useful execution falls sharply.
వివరణ:
Question 79
ప్రశ్న 79
Match the peripheral with its principal function: 1) OCR, 2) OMR, 3) MICR. Which mapping is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• OCR recognizes printed characters.
• OMR detects marked positions.
• MICR reads magnetic-ink characters.
• OMR detects marked positions.
• MICR reads magnetic-ink characters.
వివరణ:
Question 80
ప్రశ్న 80
Which protocol automatically supplies clients with IP configuration such as address, mask, gateway and DNS settings?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DHCP automates host configuration.
• It can provide multiple network options.
• HTTP and FTP are application protocols.
• It can provide multiple network options.
• HTTP and FTP are application protocols.
వివరణ:
Question 81
ప్రశ్న 81
Which tool copies formatting without copying the original text content?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Format Painter transfers formatting attributes.
• It helps maintain consistent appearance.
• The other options belong to different Office tasks.
• It helps maintain consistent appearance.
• The other options belong to different Office tasks.
వివరణ:
Question 82
ప్రశ్న 82
In the final comprehensive Paper III simulation, which view is best for rapidly reordering many slides?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Slide Sorter shows many thumbnails at once.
• Slides can be rearranged efficiently.
• Presenter View is used during delivery.
• Slides can be rearranged efficiently.
• Presenter View is used during delivery.
వివరణ:
Question 83
ప్రశ్న 83
What does =POWER(4,4) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• POWER(4,4) means 4^4.
• 4×4×4×4 = 256.
• Therefore the function returns 256.
• 4×4×4×4 = 256.
• Therefore the function returns 256.
వివరణ:
Question 84
ప్రశ్న 84
Which feature creates personalized letters from one template and an Excel recipient list?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Mail Merge combines a common document with recipient data.
• Excel can be a data source.
• This automates personalized output.
• Excel can be a data source.
• This automates personalized output.
వివరణ:
Question 85
ప్రశ్న 85
In the final comprehensive Paper III simulation, which function counts non-empty cells?
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 86
ప్రశ్న 86
Statement 1: The Program Counter normally identifies the next instruction address. Statement 2: The Instruction Register holds the current instruction. Which option is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Program Counter tracks the next fetch address.
• The Instruction Register stores the current instruction.
• These two registers therefore perform distinct but complementary roles.
• The Instruction Register stores the current instruction.
• These two registers therefore perform distinct but complementary roles.
వివరణ:
Question 87
ప్రశ్న 87
In the final comprehensive Paper III simulation, which statement about RAID 1 is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 1 duplicates data across mirrored members.
• Mirroring provides redundancy if one mirror member fails.
• Usable capacity is reduced compared with the sum of raw capacities.
• Mirroring provides redundancy if one mirror member fails.
• Usable capacity is reduced compared with the sum of raw capacities.
వివరణ:
Question 88
ప్రశ్న 88
Which Access object is designed for formatted printable output with grouping and totals?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Reports support formatted presentation and printing.
• They provide group headers/footers and totals.
• Tables primarily store raw data.
• They provide group headers/footers and totals.
• Tables primarily store raw data.
వివరణ:
Question 89
ప్రశ్న 89
Cell E3 contains =$B3+C$1+D3 and is copied to G6. What formula appears in G6?
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 90
ప్రశ్న 90
In the final comprehensive Paper III simulation, which statement correctly compares SRAM and DRAM?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SRAM provides very low latency without refresh cycles.
• DRAM stores charge dynamically and must be refreshed.
• This trade-off explains cache versus main-memory use.
• DRAM stores charge dynamically and must be refreshed.
• This trade-off explains cache versus main-memory use.
వివరణ:
Question 91
ప్రశ్న 91
A USB webcam appears in Device Manager but one application cannot use it. Which next check is most relevant?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Device Manager detection shows Windows sees the hardware.
• Application/privacy permissions can still block access.
• Storage and CPU settings are unrelated.
• Application/privacy permissions can still block access.
• Storage and CPU settings are unrelated.
వివరణ:
Question 92
ప్రశ్న 92
In the final comprehensive Paper III simulation, 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.
• The other commands open different tools.
• It manages disks, volumes and drive letters.
• The other commands open different tools.
వివరణ:
Question 93
ప్రశ్న 93
A byte-addressable machine has 21 address lines. What is the directly addressable space?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 21 address bits provide 2^21 byte addresses.
• 2^21 bytes equals 2 MiB.
• Byte addressing means one byte per address.
• 2^21 bytes equals 2 MiB.
• Byte addressing means one byte per address.
వివరణ:
Question 94
ప్రశ్న 94
Sequence question: A running process requests disk I/O, the I/O completes later, and the process eventually runs again. Which state sequence is most appropriate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The process blocks while waiting for I/O.
• Completion makes it Ready again.
• The scheduler later dispatches it to Running.
• Completion makes it Ready again.
• The scheduler later dispatches it to Running.
వివరణ:
Question 95
ప్రశ్న 95
Which nonvolatile ROM technology can be electrically erased and rewritten?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• EEPROM is electrically erasable and programmable.
• It retains contents without power.
• EPROM traditionally uses ultraviolet erasure.
• It retains contents without power.
• EPROM traditionally uses ultraviolet erasure.
వివరణ:
Question 96
ప్రశ్న 96
What does =IFERROR(30/0,"ERR") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 30/0 generates an error.
• IFERROR returns its alternate value when an error occurs.
• Therefore the result is ERR.
• IFERROR returns its alternate value when an error occurs.
• Therefore the result is ERR.
వివరణ:
Question 97
ప్రశ్న 97
Which statement about M.2 storage is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• M.2 does not imply one universal storage protocol.
• Some M.2 devices use SATA while others use PCIe/NVMe.
• Compatibility depends on keying and controller/protocol support.
• Some M.2 devices use SATA while others use PCIe/NVMe.
• Compatibility depends on keying and controller/protocol support.
వివరణ:
Question 98
ప్రశ్న 98
In the final comprehensive Paper III simulation, which capability can detect and correct certain memory bit errors on supported systems?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ECC adds check information to stored memory data.
• Typical ECC can correct certain single-bit errors.
• It does not make RAM nonvolatile.
• Typical ECC can correct certain single-bit errors.
• It does not make RAM nonvolatile.
వివరణ:
Question 99
ప్రశ్న 99
Which locality principle is illustrated by repeatedly executing the same loop instructions?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Temporal locality predicts reuse of recently accessed items.
• Loop code is reused repeatedly.
• Caches exploit this behavior.
• Loop code is reused repeatedly.
• Caches exploit this behavior.
వివరణ:
Question 100
ప్రశ్న 100
Which command clears the local DNS resolver cache?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• ipconfig /flushdns clears cached resolver entries.
• It is useful when stale DNS information is suspected.
• CHKDSK, SFC and VER serve different purposes.
• It is useful when stale DNS information is suspected.
• CHKDSK, SFC and VER serve different purposes.
వివరణ:
Question 101
ప్రశ్న 101
Which OS concept gives each process a protected virtual address space and can use storage as backing for nonresident pages?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Virtual memory maps process addresses to physical memory.
• Backing storage can hold nonresident pages.
• It also supports process isolation.
• Backing storage can hold nonresident pages.
• It also supports process isolation.
వివరణ:
Question 102
ప్రశ్న 102
Which constraint is appropriate for enforcing Salary >= 0?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• CHECK validates a Boolean condition.
• Salary >= 0 can be expressed directly.
• ORDER BY only changes result ordering.
• Salary >= 0 can be expressed directly.
• ORDER BY only changes result ordering.
వివరణ:
Question 103
ప్రశ్న 103
In the final comprehensive Paper III simulation, 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 a single private network.
• TCP/IP is fundamental to this interconnection.
• It is much broader than a single private network.
వివరణ:
Question 104
ప్రశ్న 104
In the final comprehensive Paper III simulation, which ROM technology is traditionally erased using ultraviolet light?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• EPROM is erasable with ultraviolet light in traditional devices.
• PROM is normally one-time programmable.
• EEPROM is electrically erasable.
• PROM is normally one-time programmable.
• EEPROM is electrically erasable.
వివరణ:
Question 105
ప్రశ్న 105
A1:A5 contain 11, 17, 23, 29 and 35. What does =SUM(A1:A5) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 11+17+23+29+35 = 115.
• SUM adds all numeric entries.
• Therefore the result is 115.
• SUM adds all numeric entries.
• Therefore the result is 115.
వివరణ:
Question 106
ప్రశ్న 106
A system resets only under combined CPU and GPU stress while temperatures remain acceptable. Which hardware area should be investigated early?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Combined load can sharply increase power demand.
• An undersized or failing PSU can cause abrupt resets.
• Application settings cannot explain load-dependent electrical instability.
• An undersized or failing PSU can cause abrupt resets.
• Application settings cannot explain load-dependent electrical instability.
వివరణ:
Question 107
ప్రశ్న 107
Which option permits a unique header/footer on the first page of 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 a different layout problem.
• It is useful for title pages.
• Odd/even headers solve a different layout problem.
వివరణ:
Question 108
ప్రశ్న 108
In the final comprehensive Paper III simulation, 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 109
ప్రశ్న 109
In the final comprehensive Paper III simulation, which protocol provides web communication protected by TLS?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• HTTPS is HTTP 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 110
ప్రశ్న 110
A laser printer creates a repeating image defect at a fixed interval down each page. Which interpretation is most reasonable?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A fixed periodic defect often corresponds to a rotating printer component.
• Imaging and fusing components can produce repeating artifacts.
• CPU, DNS and Access design do not cause mechanically periodic print defects.
• Imaging and fusing components can produce repeating artifacts.
• CPU, DNS and Access design do not cause mechanically periodic print defects.
వివరణ:
Question 111
ప్రశ్న 111
A laser printer produces pages on which toner smears when touched. Which component is the best first suspect?
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 112
ప్రశ్న 112
P1 holds resource A and waits for B; P2 holds B and waits for A. What condition exists?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The processes form a circular wait.
• Neither can continue without intervention.
• This is the classic deadlock condition.
• Neither can continue without intervention.
• This is the classic deadlock condition.
వివరణ:
Question 113
ప్రశ్న 113
Which motherboard component is most associated with coordinating platform I/O functions such as storage and peripheral connectivity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The chipset/platform controller supports motherboard I/O functions.
• The ALU performs CPU arithmetic/logic.
• The other choices are cooling/printing components.
• The ALU performs CPU arithmetic/logic.
• The other choices are cooling/printing components.
వివరణ:
Question 114
ప్రశ్న 114
Which feature records edits so reviewers can accept or reject them later?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Track Changes records revisions.
• Reviewers can accept/reject changes.
• It is intended for collaborative review.
• Reviewers can accept/reject changes.
• It is intended for collaborative review.
వివరణ:
Question 115
ప్రశ్న 115
In the final comprehensive Paper III simulation, 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 query results.
• Update/delete operate on existing data.
• The table is populated from query results.
• Update/delete operate on existing data.
వివరణ:
Question 116
ప్రశ్న 116
Which firewall policy blocks traffic unless explicitly permitted?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Default deny rejects unmatched traffic.
• Only authorized flows pass.
• This reduces unnecessary exposure.
• Only authorized flows pass.
• This reduces unnecessary exposure.
వివరణ:
Question 117
ప్రశ్న 117
A cache records 4,410 hits in 4,500 accesses. What is the hit rate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Hit rate = hits ÷ accesses.
• 4410 ÷ 4500 = 0.98.
• Therefore the hit rate is 98%.
• 4410 ÷ 4500 = 0.98.
• Therefore the hit rate is 98%.
వివరణ:
Question 118
ప్రశ్న 118
An AutoNumber primary key is referenced from another Access table. Which foreign-key field type is normally appropriate?
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 type.
• The other field types do not match that key type.
• The child foreign key should use a compatible Number/Long Integer type.
• The other field types do not match that key type.
వివరణ:
Question 119
ప్రశ్న 119
An employee-only portal is accessible remotely only after VPN login. How should the portal itself be classified?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The portal remains restricted to authorized organizational users.
• VPN is the secure access method.
• Its role remains that of an intranet service.
• VPN is the secure access method.
• Its role remains that of an intranet service.
వివరణ:
Question 120
ప్రశ్న 120
In the final comprehensive Paper III simulation, what is a context switch?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The OS preserves the outgoing task's CPU state.
• It restores the incoming task's state.
• This supports multitasking.
• It restores the incoming task's state.
• This supports multitasking.
వివరణ:
Question 121
ప్రశ్న 121
A scanner produces a narrow vertical streak in the same position on every page. What should be done first?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A fixed streak can result from contamination in the optical path.
• Cleaning is a low-risk first troubleshooting step.
• CPU, RAID and DNS settings do not create fixed optical streaks.
• Cleaning is a low-risk first troubleshooting step.
• CPU, RAID and DNS settings do not create fixed optical streaks.
వివరణ:
Question 122
ప్రశ్న 122
Five 3 TB drives are configured as RAID 6. Ignoring overhead, what is the usable capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• RAID 6 usable capacity is (N−2) × drive size.
• (5−2) × 3 TB = 9 TB.
• Two drives' worth of capacity is effectively devoted to dual parity.
• (5−2) × 3 TB = 9 TB.
• Two drives' worth of capacity is effectively devoted to dual parity.
వివరణ:
Question 123
ప్రశ్న 123
Which Access object is best suited to filtering, joining, calculating or summarizing data?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Queries retrieve and process data.
• They can join tables and apply criteria.
• Forms are primarily interfaces.
• They can join tables and apply criteria.
• Forms are primarily interfaces.
వివరణ:
Question 124
ప్రశ్న 124
Which ACID property gives all-or-nothing transaction behavior?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Atomicity treats a transaction as an indivisible unit.
• Failure leads to rollback rather than partial final completion.
• Isolation and durability are different guarantees.
• Failure leads to rollback rather than partial final completion.
• Isolation and durability are different guarantees.
వివరణ:
Question 125
ప్రశ్న 125
Which connector is normally used for the main motherboard power on an ATX desktop?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The 24-pin ATX connector supplies main motherboard power.
• CPU power is normally supplied through an additional auxiliary connector.
• RJ45, SATA data and DisplayPort serve different purposes.
• CPU power is normally supplied through an additional auxiliary connector.
• RJ45, SATA data and DisplayPort serve different purposes.
వివరణ:
Question 126
ప్రశ్న 126
What does =MOD(86,7) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 86 = 7×12 + 2.
• MOD returns the remainder.
• Therefore the result is 2.
• MOD returns the remainder.
• Therefore the result is 2.
వివరణ:
Question 127
ప్రశ్న 127
Which statement best distinguishes an SSD from an HDD?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• SSDs use solid-state nonvolatile storage.
• HDDs use rotating platters and moving heads.
• Mechanical seek delay makes HDD random access slower.
• HDDs use rotating platters and moving heads.
• Mechanical seek delay makes HDD random access slower.
వివరణ:
Question 128
ప్రశ్న 128
Which Windows mechanism prompts for administrator elevation when required?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• UAC mediates elevation.
• It supports least-privilege operation.
• RAID and DHCP are unrelated.
• It supports least-privilege operation.
• RAID and DHCP are unrelated.
వివరణ:
Question 129
ప్రశ్న 129
Which memory type is commonly used as system main memory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• DRAM provides high density and lower cost per bit.
• It requires periodic refresh.
• This makes it suitable for large-capacity main memory.
• It requires periodic refresh.
• This makes it suitable for large-capacity main memory.
వివరణ:
Question 130
ప్రశ్న 130
Which feature controls entrance, emphasis, exit and motion effects on objects?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Animations affect slide objects.
• They can be timed and sequenced.
• Transitions are slide-to-slide effects.
• They can be timed and sequenced.
• Transitions are slide-to-slide effects.
వివరణ:
Question 131
ప్రశ్న 131
Which print layout shows one slide with its associated speaker notes?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Notes Pages combine a slide image and notes.
• They are useful for presenter reference.
• Handouts mainly arrange slide thumbnails.
• They are useful for presenter reference.
• Handouts mainly arrange slide thumbnails.
వివరణ:
Question 132
ప్రశ్న 132
Which OS subsystem manages files, directories, metadata and permissions?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The file system organizes stored data.
• It maintains metadata and access controls.
• The other functions are unrelated.
• It maintains metadata and access controls.
• The other functions are unrelated.
వివరణ:
Question 133
ప్రశ్న 133
Cell H5 contains =E$2+$C5+G5 and is copied to J8. What formula appears in J8?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The copy moves two columns right and three rows down.
• E$2 becomes G$2 and $C5 becomes $C8.
• Relative G5 becomes I8.
• E$2 becomes G$2 and $C5 becomes $C8.
• Relative G5 becomes I8.
వివరణ:
Question 134
ప్రశ్న 134
Which CPU component is primarily responsible for decoding instructions and coordinating control signals?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Control Unit interprets instructions and directs processor operations.
• The ALU performs arithmetic/logic.
• Cooling and storage controllers do not decode CPU instructions.
• The ALU performs arithmetic/logic.
• Cooling and storage controllers do not decode CPU instructions.
వివరణ:
Question 135
ప్రశ్న 135
Which storage location is normally fastest?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Registers are directly inside the processor.
• Cache is very fast but normally below registers.
• DRAM and SSD have greater latency.
• Cache is very fast but normally below registers.
• DRAM and SSD have greater latency.
వివరణ:
Question 136
ప్రశ్న 136
Which CPU component performs arithmetic addition and logical comparison operations?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The ALU performs arithmetic and Boolean logic.
• The Program Counter and Instruction Register are control/state registers.
• RTC maintains time rather than executing arithmetic.
• The Program Counter and Instruction Register are control/state registers.
• RTC maintains time rather than executing arithmetic.
వివరణ:
Question 137
ప్రశ్న 137
Which feature is best for summarizing a large table by fields such as Region and Month?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• PivotTables group and aggregate tabular data.
• Fields can be rearranged interactively.
• The other choices belong elsewhere.
• Fields can be rearranged interactively.
• The other choices belong elsewhere.
వివరణ:
Question 138
ప్రశ్న 138
B2:B5 contain 2, 4, 5 and 3; C2:C5 contain 9, 6, 7 and 8. What does =SUMPRODUCT(B2:B5,C2:C5) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The products are 18, 24, 35 and 24.
• 18+24+35+24 = 101.
• SUMPRODUCT adds corresponding products.
• 18+24+35+24 = 101.
• SUMPRODUCT adds corresponding products.
వివరణ:
Question 139
ప్రశ్న 139
Which command traces IP hops toward a destination?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• tracert reveals successive routers/hops.
• It is useful for path troubleshooting.
• The other commands do not trace network routes.
• It is useful for path troubleshooting.
• The other commands do not trace network routes.
వివరణ:
Question 140
ప్రశ్న 140
In the final comprehensive Paper III simulation, which command displays active network connections and listening ports?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• netstat reports socket/connection information.
• It can show listening endpoints.
• MD, DEL and CLS do not inspect network sockets.
• It can show listening endpoints.
• MD, DEL and CLS do not inspect network sockets.
వివరణ:
Question 141
ప్రశ్న 141
In the final comprehensive Paper III simulation, which printer technology uses liquid ink sprayed through fine nozzles?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Inkjet printers eject liquid ink through nozzles.
• Laser printers use toner.
• Dot-matrix printers use impact pins.
• Laser printers use toner.
• Dot-matrix printers use impact pins.
వివరణ:
Question 142
ప్రశ్న 142
A case power button fails to start the PC, but shorting the motherboard power-switch pins starts it. What is the most likely fault area?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The motherboard responds correctly to the power-switch pins.
• That isolates the problem to the external switch circuit/wiring.
• Storage and network software are not involved in this signal.
• That isolates the problem to the external switch circuit/wiring.
• Storage and network software are not involved in this signal.
వివరణ:
Question 143
ప్రశ్న 143
A desktop starts normally with one memory module but fails POST when a second module is added. Which troubleshooting sequence is most appropriate?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The failure appears only after adding memory.
• Testing one module/slot at a time isolates module versus slot problems.
• Software troubleshooting is premature for a POST-stage memory fault.
• Testing one module/slot at a time isolates module versus slot problems.
• Software troubleshooting is premature for a POST-stage memory fault.
వివరణ:
Question 144
ప్రశ్న 144
Which motherboard slot accepts a desktop RAM module?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Desktop RAM modules use DIMM sockets.
• PCIe is for expansion cards.
• RJ45 and SATA serve networking and storage.
• PCIe is for expansion cards.
• RJ45 and SATA serve networking and storage.
వివరణ:
Question 145
ప్రశ్న 145
In the final comprehensive Paper III simulation, which device chooses a next hop for packets destined to another IP network?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Routers use destination IP networks and routing tables.
• They interconnect different networks.
• A basic switch primarily forwards Ethernet frames.
• They interconnect different networks.
• A basic switch primarily forwards Ethernet frames.
వివరణ:
Question 146
ప్రశ్న 146
In the final comprehensive Paper III simulation, which system-software component translates operating-system requests into hardware-specific operations?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Drivers provide interfaces to hardware devices.
• They translate generic OS requests into device-specific commands.
• They are part of system software.
• They translate generic OS requests into device-specific commands.
• They are part of system software.
వివరణ:
Question 147
ప్రశ్న 147
Which query type prompts the user for a criterion at run time?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Parameter queries request input when executed.
• The supplied value can be used as criteria.
• This makes the query reusable.
• The supplied value can be used as criteria.
• This makes the query reusable.
వివరణ:
Question 148
ప్రశ్న 148
Which statement about an exclusive lock is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Exclusive locks are associated with writes/modifications.
• They restrict conflicting concurrent access.
• Lock interactions can contribute to deadlocks if not managed carefully.
• They restrict conflicting concurrent access.
• Lock interactions can contribute to deadlocks if not managed carefully.
వివరణ:
Question 149
ప్రశ్న 149
In R(EmployeeID, DeptID, DeptName), EmployeeID is the key and DeptID determines DeptName. Which issue is illustrated?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• EmployeeID determines DeptID, and DeptID determines DeptName.
• DeptName is therefore transitively dependent on the key.
• 3NF addresses such non-key transitive dependency.
• DeptName is therefore transitively dependent on the key.
• 3NF addresses such non-key transitive dependency.
వివరణ:
Question 150
ప్రశ్న 150
A user logs in with a password and hardware token. Which factor categories are being used?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A password is a knowledge factor.
• A hardware token is a possession factor.
• Different factor categories provide MFA.
• A hardware token is a possession factor.
• Different factor categories provide MFA.
వివరణ:
Question 151
ప్రశ్న 151
A discrete GPU is installed, but the monitor remains connected to a motherboard output that firmware disables when the discrete GPU is primary. What should be done first?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Primary graphics selection determines which output is active.
• The monitor should be connected to the active adapter.
• Storage and DBMS changes are unrelated.
• The monitor should be connected to the active adapter.
• Storage and DBMS changes are unrelated.
వివరణ:
Question 152
ప్రశ్న 152
Which mechanism prevents a normal process from freely overwriting another process's memory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Memory protection enforces address-space boundaries.
• It improves stability and security.
• The other options are unrelated.
• It improves stability and security.
• The other options are unrelated.
వివరణ:
Question 153
ప్రశ్న 153
Which wizard locates records in one table that have no matching related 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 auditing missing related records.
• The other wizards create forms, labels or reports.
• It is useful for auditing missing related records.
• The other wizards create forms, labels or reports.
వివరణ:
Question 154
ప్రశ్న 154
In the final comprehensive Paper III simulation, 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 155
ప్రశ్న 155
B2:B7 contain East, West, East, North, East, West and C2:C7 contain 35, 45, 55, 65, 75, 85. What does =SUMIFS(C2:C7,B2:B7,"East",C2:C7,">=55") return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• East rows contain 35, 55 and 75.
• 55 and 75 satisfy >=55.
• 55+75 = 130.
• 55 and 75 satisfy >=55.
• 55+75 = 130.
వివరణ:
Question 156
ప్రశ్న 156
A blocked process receives the network packet it was waiting for. Which state does it normally enter next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The event removes the blocking condition.
• The process becomes runnable.
• It then waits in Ready for scheduling.
• The process becomes runnable.
• It then waits in Ready for scheduling.
వివరణ:
Question 157
ప్రశ్న 157
Which statement about a conventional database view is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A view presents query-derived data.
• It commonly stores a query definition rather than duplicate data.
• It is a logical database object.
• It commonly stores a query definition rather than duplicate data.
• It is a logical database object.
వివరణ:
Question 158
ప్రశ్న 158
Print jobs remain stuck even though the network printer responds to ping. Which Windows service should be examined?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Print Spooler manages queued print jobs.
• A stalled spooler can block printing despite network reachability.
• DNS and time services do not process the print queue.
• A stalled spooler can block printing despite network reachability.
• DNS and time services do not process the print queue.
వివరణ:
Question 159
ప్రశ్న 159
Which statement correctly distinguishes COMMIT and ROLLBACK?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• COMMIT finalizes transaction work.
• ROLLBACK cancels applicable uncommitted changes.
• They are complementary transaction-control operations.
• ROLLBACK cancels applicable uncommitted changes.
• They are complementary transaction-control operations.
వివరణ:
Question 160
ప్రశ్న 160
A filtered table should sum only visible values in F2:F300. 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 161
ప్రశ్న 161
A1:A5 contain 11, 17, 23, 29 and 35. What does =AVERAGE(A1:A5) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The total is 115.
• There are five values.
• 115 ÷ 5 = 23.
• There are five values.
• 115 ÷ 5 = 23.
వివరణ:
Question 162
ప్రశ్న 162
Which Access object physically stores records?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Tables store records and fields.
• Forms and reports present or interact with table/query data.
• This is the primary data-storage object.
• Forms and reports present or interact with table/query data.
• This is the primary data-storage object.
వివరణ:
Question 163
ప్రశ్న 163
Which command creates a directory named ARCHIVE in the current path?
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 164
ప్రశ్న 164
Which feature creates an alternate subset and order of slides without deleting the original slides?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Custom Slide Show defines a selected subset/order.
• The original presentation remains intact.
• It is useful for audience-specific versions.
• The original presentation remains intact.
• It is useful for audience-specific versions.
వివరణ:
Question 165
ప్రశ్న 165
Five 8 GiB DIMMs are installed. What is the nominal capacity?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 5 × 8 GiB = 40 GiB.
• Nominal module capacities add together.
• Usable OS memory can be slightly lower because of hardware reservations.
• Nominal module capacities add together.
• Usable OS memory can be slightly lower because of hardware reservations.
వివరణ:
Question 166
ప్రశ్న 166
A malware-infected endpoint 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 remains a separate risk.
• Layered endpoint security is still required.
• Endpoint compromise remains a separate risk.
• Layered endpoint security is still required.
వివరణ:
Question 167
ప్రశ్న 167
T1 repeats a range query and sees extra committed rows inserted 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 commonly cause them.
• This differs from rereading one changed row.
• Concurrent inserts/deletes commonly cause them.
• This differs from rereading one changed row.
వివరణ:
Question 168
ప్రశ్న 168
Which feature displays private presenter notes while the audience sees only the current slide?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Presenter View shows presenter-only information.
• The audience display remains the slide show.
• It supports live delivery.
• The audience display remains the slide show.
• It supports live delivery.
వివరణ:
Question 169
ప్రశ్న 169
In the final comprehensive Paper III simulation, which statement defines volatile memory?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Volatile memory requires power for retention.
• Ordinary RAM is volatile.
• Volatility is about persistence, not speed.
• Ordinary RAM is volatile.
• Volatility is about persistence, not speed.
వివరణ:
Question 170
ప్రశ్న 170
Antivirus flags a clean file as malware. What is this classification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A false positive incorrectly labels benign content as malicious.
• It can cause unnecessary quarantine.
• A false negative is missed malware.
• It can cause unnecessary quarantine.
• A false negative is missed malware.
వివరణ:
Question 171
ప్రశ్న 171
Which command sets the Hidden attribute on REPORT.TXT?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• +H sets the Hidden attribute.
• -H clears Hidden.
• +R changes Read-only instead.
• -H clears Hidden.
• +R changes Read-only instead.
వివరణ:
Question 172
ప్రశ్న 172
In the final comprehensive Paper III simulation, which Arrange command makes horizontal spacing equal among selected shapes?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Distribute Horizontally equalizes spacing.
• Alignment changes edge positions rather than spacing.
• Grouping does not redistribute objects.
• Alignment changes edge positions rather than spacing.
• Grouping does not redistribute objects.
వివరణ:
Question 173
ప్రశ్న 173
Which query type permanently removes matching records?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Delete queries remove qualifying 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 174
ప్రశ్న 174
An automatic Table of Contents has outdated page numbers. 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 175
ప్రశ్న 175
Which property is most suitable for guiding entry into a fixed pattern such as a phone number?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Input Mask controls the entry pattern.
• It is useful for structured identifiers.
• Validation Rule instead checks logical validity.
• It is useful for structured identifiers.
• Validation Rule instead checks logical validity.
వివరణ:
Question 176
ప్రశ్న 176
In the final comprehensive Paper III simulation, which statement correctly compares LAN, MAN and WAN?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The categories mainly describe network scope.
• LAN, MAN and WAN increase broadly in geographic extent.
• They are distinct from topology names.
• LAN, MAN and WAN increase broadly in geographic extent.
• They are distinct from topology names.
వివరణ:
Question 177
ప్రశ్న 177
Which printer technology uses pins striking an ink ribbon?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Dot-matrix printing is an impact method.
• Pins strike an inked ribbon against paper.
• Laser and inkjet are non-impact technologies.
• Pins strike an inked ribbon against paper.
• Laser and inkjet are non-impact technologies.
వివరణ:
Question 178
ప్రశ్న 178
What does =ROUND(47.856,2) return?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The third decimal digit is 6.
• Rounding to two decimals increases the hundredths digit.
• The result is 47.86.
• Rounding to two decimals increases the hundredths digit.
• The result is 47.86.
వివరణ:
Question 179
ప్రశ్న 179
Which feature compares two separately edited Word documents?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Compare identifies differences between document versions.
• It is useful when edits were made independently.
• Mail Merge serves another purpose.
• It is useful when edits were made independently.
• Mail Merge serves another purpose.
వివరణ:
Question 180
ప్రశ్న 180
In the final comprehensive Paper III simulation, which statement best describes a cache miss?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A cache miss is a failed lookup at that cache level.
• The hierarchy must access another level.
• A cache hit is the opposite event.
• The hierarchy must access another level.
• A cache hit is the opposite event.
వివరణ:
Question 181
ప్రశ్న 181
Which mechanism lets hardware asynchronously request CPU attention?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Interrupts notify the CPU of events.
• The processor runs an interrupt handler.
• They reduce the need for constant polling.
• The processor runs an interrupt handler.
• They reduce the need for constant polling.
వివరణ:
Question 182
ప్రశ్న 182
Which feature should be used to allow only Red, Amber or Green in a Status cell?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Data Validation can restrict permitted entries.
• List validation creates a drop-down.
• This improves consistency.
• List validation creates a drop-down.
• This improves consistency.
వివరణ:
Question 183
ప్రశ్న 183
Statement 1: Preemptive scheduling allows the OS to interrupt a running task. Statement 2: Non-preemptive scheduling normally requires the running task to yield/finish its CPU burst before another task runs. Which option is correct?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Preemption permits forced CPU reallocation.
• Non-preemptive scheduling does not normally interrupt a running task arbitrarily.
• The statements correctly contrast the two scheduling approaches.
• Non-preemptive scheduling does not normally interrupt a running task arbitrarily.
• The statements correctly contrast the two scheduling approaches.
వివరణ:
Question 184
ప్రశ్న 184
Which register is directly updated when a taken branch changes the next instruction address?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• The Program Counter determines the next fetch address.
• A taken branch loads it with the target.
• The other listed registers have different roles.
• A taken branch loads it with the target.
• The other listed registers have different roles.
వివరణ:
Question 185
ప్రశ్న 185
A SATA SSD is intermittently missing from firmware. Which physical check is most appropriate before reinstalling the OS?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Intermittent device detection can result from cabling or power faults.
• Firmware-level detection should be stabilized before OS repair.
• Office and DNS settings do not affect SATA electrical connectivity.
• Firmware-level detection should be stabilized before OS repair.
• Office and DNS settings do not affect SATA electrical connectivity.
వివరణ:
Question 186
ప్రశ్న 186
In the final comprehensive Paper III simulation, which mechanism primarily protects confidentiality by converting plaintext into ciphertext?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Encryption protects data from unauthorized disclosure.
• Authorized parties use cryptographic keys to decrypt.
• Hashing is designed as a one-way transformation.
• Authorized parties use cryptographic keys to decrypt.
• Hashing is designed as a one-way transformation.
వివరణ:
Question 187
ప్రశ్న 187
A new storage drive is shown in Device Manager but not in File Explorer. Which administrative tool should be checked next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A new disk may need initialization, partitioning or a drive letter.
• Disk Management provides these functions.
• File Explorer will not show an unmounted volume.
• Disk Management provides these functions.
• File Explorer will not show an unmounted volume.
వివరణ:
Question 188
ప్రశ్న 188
In the final comprehensive Paper III simulation, 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 different relationship fields.
• Null cannot serve as a primary-key value.
• Foreign keys are different relationship fields.
వివరణ:
Question 189
ప్రశ్న 189
Using AMAT = cache access time + miss rate × miss penalty, cache access is 2 ns, hit rate 96%, and miss penalty 50 ns. What is AMAT?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Miss rate = 4% = 0.04.
• 0.04 × 50 ns = 2 ns.
• AMAT = 2 + 2 = 4 ns.
• 0.04 × 50 ns = 2 ns.
• AMAT = 2 + 2 = 4 ns.
వివరణ:
Question 190
ప్రశ్న 190
In the final comprehensive Paper III simulation, which mechanism produces a one-way digest used for integrity verification?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Hash functions map data to digests.
• They are intended to be one-way.
• Digest comparison can reveal data modification.
• They are intended to be one-way.
• Digest comparison can reveal data modification.
వివరణ:
Question 191
ప్రశ్న 191
Only one section of a document should be landscape with different margins. Which feature is required?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Section breaks create independent formatting regions.
• Orientation and margins can vary by section.
• A simple page break is insufficient.
• Orientation and margins can vary by section.
• A simple page break is insufficient.
వివరణ:
Question 192
ప్రశ్న 192
Which query type displays a matrix summary using row headings, column headings and an aggregate value?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Crosstab queries create matrix-style summaries.
• They use row and column headings with an aggregate.
• Action queries serve different purposes.
• They use row and column headings with an aggregate.
• Action queries serve different purposes.
వివరణ:
Question 193
ప్రశ్న 193
Which device is best for converting a paper photo into a digital image?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• A scanner captures physical documents/photos as digital data.
• It is an input device.
• The other listed devices are outputs.
• It is an input device.
• The other listed devices are outputs.
వివరణ:
Question 194
ప్రశ్న 194
Which Access object is best for guided user data entry?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Forms provide structured data-entry interfaces.
• Controls can be bound to fields.
• Reports are mainly for output.
• Controls can be bound to fields.
• Reports are mainly for output.
వివరణ:
Question 195
ప్రశ్న 195
Which feature records narration and timing information?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Record Slide Show captures narration and timings.
• It supports recorded/self-running presentations.
• The distractors serve different tasks.
• It supports recorded/self-running presentations.
• The distractors serve different tasks.
వివరణ:
Question 196
ప్రశ్న 196
In the final comprehensive Paper III simulation, 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 records in place.
• Update queries change existing values.
• They do not modify existing records in place.
• Update queries change existing values.
వివరణ:
Question 197
ప్రశ్న 197
A processor physically fits a motherboard socket, but the system will not POST with that processor while an older processor works. Which factor should be checked next?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Mechanical socket compatibility is not sufficient by itself.
• The motherboard chipset and firmware must support the processor generation/model.
• Application and peripheral settings are irrelevant before POST.
• The motherboard chipset and firmware must support the processor generation/model.
• Application and peripheral settings are irrelevant before POST.
వివరణ:
Question 198
ప్రశ్న 198
Which control evaluates packet headers such as source/destination IP, protocol and ports without necessarily tracking session state?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• Packet filters apply header-based rules.
• A stateless filter evaluates packets individually.
• Application proxies work at the application layer.
• A stateless filter evaluates packets individually.
• Application proxies work at the application layer.
వివరణ:
Question 199
ప్రశ్న 199
T1 reads the same row twice and sees a different committed value after T2 updates it. 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 200
ప్రశ్న 200
A Windows client self-assigns 169.254.30.40 because it cannot obtain DHCP configuration. What mechanism is this?
Select an option first. || ముందుగా ఒక సమాధానాన్ని ఎంచుకోండి.
Explanation:
• 169.254.0.0/16 is IPv4 link-local/APIPA space.
• Windows commonly uses it after DHCP failure.
• It is not a normal routed DHCP lease.
• Windows commonly uses it after DHCP failure.
• It is not a normal routed DHCP lease.
వివరణ:
Answer Key సమాధానాల పట్టిక
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Question 1 ప్రశ్న 1Answer: A. It is firmware-controlled early hardware initialization/checking performed before normal operating-system loading. సమాధానం: A.
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Question 2 ప్రశ్న 2Answer: A. DNS సమాధానం: A.
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Question 3 ప్రశ్న 3Answer: B. Microphone సమాధానం: B.
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Question 4 ప్రశ్న 4Answer: C. DIR /A:H సమాధానం: C.
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Question 5 ప్రశ్న 5Answer: C. Partial dependency; the table violates 2NF. సమాధానం: C.
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Question 6 ప్రశ్న 6Answer: C. COUNTBLANK సమాధానం: C.
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Question 7 ప్రశ్న 7Answer: B. -12.35 సమాధానం: B.
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Question 8 ప్రశ్న 8Answer: C. TREE /F సమాధానం: C.
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Question 9 ప్రశ్న 9Answer: A. Cardinality = 4,500; Degree = 11 సమాధానం: A.
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Question 10 ప్రశ్న 10Answer: A. Poor cooler contact or incorrect thermal-compound application సమాధానం: A.
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Question 11 ప్రశ్న 11Answer: D. Page fault సమాధానం: D.
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Question 12 ప్రశ్న 12Answer: C. They are in different /24 networks and normally require routing to communicate. సమాధానం: C.
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Question 13 ప్రశ్న 13Answer: B. ipconfig /all సమాధానం: B.
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Question 14 ప్రశ్న 14Answer: A. Accumulator సమాధానం: A.
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Question 15 ప్రశ్న 15Answer: C. Isolation సమాధానం: C.
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Question 16 ప్రశ్న 16Answer: C. Footnote సమాధానం: C.
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Question 17 ప్రశ్న 17Answer: A. Referential integrity సమాధానం: A.
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Question 18 ప్రశ్న 18Answer: C. A program in execution together with its current state and allocated resources సమాధానం: C.
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Question 19 ప్రశ్న 19Answer: A. Site-to-site VPN సమాధానం: A.
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Question 20 ప్రశ్న 20Answer: C. services.msc సమాధానం: C.
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Question 21 ప్రశ్న 21Answer: C. Navigation Pane and automatic Table of Contents సమాధానం: C.
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Question 22 ప్రశ్న 22Answer: B. Conditional Formatting సమాధానం: B.
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Question 23 ప్రశ్న 23Answer: D. Both are knowledge factors. సమాధానం: D.
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Question 24 ప్రశ్న 24Answer: D. Restrict Editing సమాధానం: D.
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Question 25 ప్రశ్న 25Answer: D. Stateful firewall సమాధానం: D.
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Question 26 ప్రశ్న 26Answer: C. 40960 MiB సమాధానం: C.
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Question 27 ప్రశ్న 27Answer: B. False negative సమాధానం: B.
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Question 28 ప్రశ్న 28Answer: D. Large-format plotter/printer సమాధానం: D.
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Question 29 ప్రశ్న 29Answer: C. The shared backbone should be terminated at both ends to reduce signal reflections. సమాధానం: C.
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Question 30 ప్రశ్న 30Answer: C. Input selection, display cable, and connection to the active graphics adapter సమాధానం: C.
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Question 31 ప్రశ్న 31Answer: D. Validation Rule సమాధానం: D.
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Question 32 ప్రశ్న 32Answer: A. Authentication verifies identity; authorization determines permitted actions/resources. సమాధానం: A.
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Question 33 ప్రశ్న 33Answer: B. Switch సమాధానం: B.
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Question 34 ప్రశ్న 34Answer: C. Demand paging సమాధానం: C.
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Question 35 ప్రశ్న 35Answer: B. A private organizational network/information environment intended mainly for authorized users సమాధానం: B.
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Question 36 ప్రశ్న 36Answer: B. Modify the style definition సమాధానం: B.
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Question 37 ప్రశ్న 37Answer: A. Action or Hyperlink సమాధానం: A.
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Question 38 ప్రశ్న 38Answer: A. UPS సమాధానం: A.
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Question 39 ప్రశ్న 39Answer: D. Navigation Pane సమాధానం: D.
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Question 40 ప్రశ్న 40Answer: A. Serializable సమాధానం: A.
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Question 41 ప్రశ్న 41Answer: C. Spooling సమాధానం: C.
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Question 42 ప్రశ్న 42Answer: B. SRAM సమాధానం: B.
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Question 43 ప్రశ్న 43Answer: C. 2 సమాధానం: C.
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Question 44 ప్రశ్న 44Answer: D. ATTRIB -R REPORT.TXT సమాధానం: D.
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Question 45 ప్రశ్న 45Answer: C. Dirty read సమాధానం: C.
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Question 46 ప్రశ్న 46Answer: D. Speaker సమాధానం: D.
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Question 47 ప్రశ్న 47Answer: D. RJ45 సమాధానం: D.
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Question 48 ప్రశ్న 48Answer: B. Power-on → Firmware initialization/POST → Boot manager/loader → Operating system సమాధానం: B.
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Question 49 ప్రశ్న 49Answer: B. Spatial locality సమాధానం: B.
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Question 50 ప్రశ్న 50Answer: B. 28 సమాధానం: B.
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Question 51 ప్రశ్న 51Answer: D. Application-proxy gateway సమాధానం: D.
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Question 52 ప్రశ్న 52Answer: B. Kernel mode and user mode సమాధానం: B.
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Question 53 ప్రశ్న 53Answer: D. Find and Replace సమాధానం: D.
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Question 54 ప్రశ్న 54Answer: B. A central switch failure can affect all endpoints, while one endpoint cable failure normally affects only that endpoint. సమాధానం: B.
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Question 55 ప్రశ్న 55Answer: B. Scheduler సమాధానం: B.
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Question 56 ప్రశ్న 56Answer: B. Update query సమాధానం: B.
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Question 57 ప్రశ్న 57Answer: A. Transition సమాధానం: A.
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Question 58 ప్రశ్న 58Answer: D. Run DISM /Online /Cleanup-Image /RestoreHealth, then run sfc /scannow. సమాధానం: D.
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Question 59 ప్రశ్న 59Answer: B. Lost update సమాధానం: B.
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Question 60 ప్రశ్న 60Answer: C. 6 TB సమాధానం: C.
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Question 61 ప్రశ్న 61Answer: B. 192.168.20.64/26 సమాధానం: B.
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Question 62 ప్రశ్న 62Answer: C. 6 TB సమాధానం: C.
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Question 63 ప్రశ్న 63Answer: B. Index సమాధానం: B.
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Question 64 ప్రశ్న 64Answer: A. Main form with linked subform సమాధానం: A.
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Question 65 ప్రశ్న 65Answer: C. PCI Express x16 సమాధానం: C.
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Question 66 ప్రశ్న 66Answer: A. Durability సమాధానం: A.
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Question 67 ప్రశ్న 67Answer: C. Different Odd & Even Pages సమాధానం: C.
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Question 68 ప్రశ్న 68Answer: B. The connection may be allowed while the encrypted application payload remains unreadable to the firewall. సమాధానం: B.
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Question 69 ప్రశ్న 69Answer: D. YES సమాధానం: D.
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Question 70 ప్రశ్న 70Answer: A. Slide Master సమాధానం: A.
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Question 71 ప్రశ్న 71Answer: C. Thrashing సమాధానం: C.
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Question 72 ప్రశ్న 72Answer: B. Goal Seek సమాధానం: B.
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Question 73 ప్రశ్న 73Answer: A. devmgmt.msc సమాధానం: A.
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Question 74 ప్రశ్న 74Answer: A. Registers → Cache → RAM → Secondary storage సమాధానం: A.
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Question 75 ప్రశ్న 75Answer: D. Deadlock సమాధానం: D.
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Question 76 ప్రశ్న 76Answer: C. Traditional PROM is programmed once and is not intended for routine erasure/reprogramming. సమాధానం: C.
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Question 77 ప్రశ్న 77Answer: C. Front-panel USB cable/header or front-port hardware సమాధానం: C.
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Question 78 ప్రశ్న 78Answer: A. Thrashing సమాధానం: A.
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Question 79 ప్రశ్న 79Answer: B. 1-Printed character recognition; 2-Mark recognition; 3-Magnetic-ink character recognition సమాధానం: B.
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Question 80 ప్రశ్న 80Answer: A. DHCP సమాధానం: A.
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Question 81 ప్రశ్న 81Answer: D. Format Painter సమాధానం: D.
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Question 82 ప్రశ్న 82Answer: B. Slide Sorter సమాధానం: B.
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Question 83 ప్రశ్న 83Answer: A. 256 సమాధానం: A.
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Question 84 ప్రశ్న 84Answer: A. Mail Merge సమాధానం: A.
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Question 85 ప్రశ్న 85Answer: B. COUNTA సమాధానం: B.
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Question 86 ప్రశ్న 86Answer: B. Both statements are correct. సమాధానం: B.
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Question 87 ప్రశ్న 87Answer: C. It mirrors data between drives and provides redundancy at the cost of usable capacity. సమాధానం: C.
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Question 88 ప్రశ్న 88Answer: A. Report సమాధానం: A.
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Question 89 ప్రశ్న 89Answer: D. =$B6+E$1+F6 సమాధానం: D.
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Question 90 ప్రశ్న 90Answer: A. SRAM is faster and does not require periodic refresh; DRAM is denser and requires refresh. సమాధానం: A.
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Question 91 ప్రశ్న 91Answer: A. Camera privacy and application permission settings సమాధానం: A.
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Question 92 ప్రశ్న 92Answer: C. diskmgmt.msc సమాధానం: C.
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Question 93 ప్రశ్న 93Answer: A. 2 MiB సమాధానం: A.
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Question 94 ప్రశ్న 94Answer: D. Running → Waiting/Blocked → Ready → Running సమాధానం: D.
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Question 95 ప్రశ్న 95Answer: B. EEPROM సమాధానం: B.
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Question 96 ప్రశ్న 96Answer: D. ERR సమాధానం: D.
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Question 97 ప్రశ్న 97Answer: A. M.2 defines a physical module form factor/interface family; protocol support such as SATA or PCIe/NVMe depends on the slot/device. సమాధానం: A.
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Question 98 ప్రశ్న 98Answer: C. ECC సమాధానం: C.
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Question 99 ప్రశ్న 99Answer: B. Temporal locality సమాధానం: B.
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Question 100 ప్రశ్న 100Answer: A. ipconfig /flushdns సమాధానం: A.
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Question 101 ప్రశ్న 101Answer: D. Virtual memory సమాధానం: D.
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Question 102 ప్రశ్న 102Answer: C. CHECK constraint సమాధానం: C.
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Question 103 ప్రశ్న 103Answer: A. A global system of interconnected networks using standard networking protocols సమాధానం: A.
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Question 104 ప్రశ్న 104Answer: B. EPROM సమాధానం: B.
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Question 105 ప్రశ్న 105Answer: D. 115 సమాధానం: D.
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Question 106 ప్రశ్న 106Answer: C. PSU capacity and voltage stability under load సమాధానం: C.
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Question 107 ప్రశ్న 107Answer: A. Different First Page సమాధానం: A.
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Question 108 ప్రశ్న 108Answer: D. eventvwr.msc సమాధానం: D.
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Question 109 ప్రశ్న 109Answer: D. HTTPS సమాధానం: D.
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Question 110 ప్రశ్న 110Answer: D. A rotating imaging/fuser component may have a recurring defect. సమాధానం: D.
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Question 111 ప్రశ్న 111Answer: D. Fuser assembly సమాధానం: D.
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Question 112 ప్రశ్న 112Answer: A. Deadlock సమాధానం: A.
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Question 113 ప్రశ్న 113Answer: D. Chipset/platform controller సమాధానం: D.
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Question 114 ప్రశ్న 114Answer: A. Track Changes సమాధానం: A.
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Question 115 ప్రశ్న 115Answer: D. Make-table query సమాధానం: D.
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Question 116 ప్రశ్న 116Answer: D. Default deny సమాధానం: D.
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Question 117 ప్రశ్న 117Answer: C. 98% సమాధానం: C.
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Question 118 ప్రశ్న 118Answer: B. Number with Field Size Long Integer సమాధానం: B.
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Question 119 ప్రశ్న 119Answer: D. An intranet resource సమాధానం: D.
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Question 120 ప్రశ్న 120Answer: C. Saving the execution state of one task and restoring another task's state so the CPU can switch execution. సమాధానం: C.
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Question 121 ప్రశ్న 121Answer: A. Clean the scanner glass/scan path and retest. సమాధానం: A.
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Question 122 ప్రశ్న 122Answer: C. 9 TB సమాధానం: C.
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Question 123 ప్రశ్న 123Answer: A. Query సమాధానం: A.
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Question 124 ప్రశ్న 124Answer: D. Atomicity సమాధానం: D.
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Question 125 ప్రశ్న 125Answer: B. 24-pin ATX connector సమాధానం: B.
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Question 126 ప్రశ్న 126Answer: A. 2 సమాధానం: A.
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Question 127 ప్రశ్న 127Answer: C. An SSD has no mechanical seek head and normally provides much lower random-access latency. సమాధానం: C.
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Question 128 ప్రశ్న 128Answer: B. User Account Control (UAC) సమాధానం: B.
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Question 129 ప్రశ్న 129Answer: D. DRAM సమాధానం: D.
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Question 130 ప్రశ్న 130Answer: D. Animation సమాధానం: D.
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Question 131 ప్రశ్న 131Answer: D. Notes Pages సమాధానం: D.
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Question 132 ప్రశ్న 132Answer: D. File-system management సమాధానం: D.
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Question 133 ప్రశ్న 133Answer: B. =G$2+$C8+I8 సమాధానం: B.
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Question 134 ప్రశ్న 134Answer: B. Control Unit సమాధానం: B.
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Question 135 ప్రశ్న 135Answer: A. CPU registers సమాధానం: A.
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Question 136 ప్రశ్న 136Answer: B. ALU సమాధానం: B.
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Question 137 ప్రశ్న 137Answer: D. PivotTable సమాధానం: D.
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Question 138 ప్రశ్న 138Answer: D. 101 సమాధానం: D.
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Question 139 ప్రశ్న 139Answer: C. tracert సమాధానం: C.
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Question 140 ప్రశ్న 140Answer: D. netstat సమాధానం: D.
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Question 141 ప్రశ్న 141Answer: D. Inkjet సమాధానం: D.
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Question 142 ప్రశ్న 142Answer: A. Case power switch or front-panel wiring సమాధానం: A.
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Question 143 ప్రశ్న 143Answer: B. Test the added module and the target DIMM slot individually, then verify compatibility and supported population rules. సమాధానం: B.
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Question 144 ప్రశ్న 144Answer: B. DIMM slot సమాధానం: B.
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Question 145 ప్రశ్న 145Answer: B. Router సమాధానం: B.
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Question 146 ప్రశ్న 146Answer: D. Device driver సమాధానం: D.
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Question 147 ప్రశ్న 147Answer: D. Parameter query సమాధానం: D.
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Question 148 ప్రశ్న 148Answer: C. It is generally used to protect data being modified so conflicting access can be restricted. సమాధానం: C.
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Question 149 ప్రశ్న 149Answer: D. Transitive dependency that can violate 3NF. సమాధానం: D.
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Question 150 ప్రశ్న 150Answer: A. Knowledge and possession సమాధానం: A.
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Question 151 ప్రశ్న 151Answer: A. Connect the monitor to the discrete GPU output and verify graphics settings. సమాధానం: A.
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Question 152 ప్రశ్న 152Answer: B. Memory protection సమాధానం: B.
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Question 153 ప్రశ్న 153Answer: A. Find Unmatched Query Wizard సమాధానం: A.
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Question 154 ప్రశ్న 154Answer: B. DNS సమాధానం: B.
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Question 155 ప్రశ్న 155Answer: C. 130 సమాధానం: C.
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Question 156 ప్రశ్న 156Answer: A. Ready సమాధానం: A.
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Question 157 ప్రశ్న 157Answer: D. It is a virtual table defined by a query over underlying data. సమాధానం: D.
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Question 158 ప్రశ్న 158Answer: A. Print Spooler సమాధానం: A.
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Question 159 ప్రశ్న 159Answer: C. COMMIT makes successful transaction changes permanent; ROLLBACK reverses applicable uncommitted changes. సమాధానం: C.
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Question 160 ప్రశ్న 160Answer: C. =SUBTOTAL(9,F2:F300) సమాధానం: C.
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Question 161 ప్రశ్న 161Answer: D. 23 సమాధానం: D.
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Question 162 ప్రశ్న 162Answer: C. Table సమాధానం: C.
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Question 163 ప్రశ్న 163Answer: C. MD ARCHIVE సమాధానం: C.
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Question 164 ప్రశ్న 164Answer: B. Custom Slide Show సమాధానం: B.
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Question 165 ప్రశ్న 165Answer: D. 40 GiB సమాధానం: D.
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Question 166 ప్రశ్న 166Answer: D. The VPN protects communication but does not remove malware already on the endpoint. సమాధానం: D.
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Question 167 ప్రశ్న 167Answer: D. Phantom read సమాధానం: D.
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Question 168 ప్రశ్న 168Answer: C. Presenter View సమాధానం: C.
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Question 169 ప్రశ్న 169Answer: B. It loses stored contents when power is removed. సమాధానం: B.
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Question 170 ప్రశ్న 170Answer: B. False positive సమాధానం: B.
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Question 171 ప్రశ్న 171Answer: D. ATTRIB +H REPORT.TXT సమాధానం: D.
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Question 172 ప్రశ్న 172Answer: D. Distribute Horizontally సమాధానం: D.
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Question 173 ప్రశ్న 173Answer: D. Delete query సమాధానం: D.
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Question 174 ప్రశ్న 174Answer: B. Update the Table of Contents సమాధానం: B.
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Question 175 ప్రశ్న 175Answer: B. Input Mask సమాధానం: B.
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Question 176 ప్రశ్న 176Answer: C. LAN is local, MAN typically covers a metropolitan area, and WAN spans large geographic distances. సమాధానం: C.
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Question 177 ప్రశ్న 177Answer: C. Dot-matrix సమాధానం: C.
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Question 178 ప్రశ్న 178Answer: C. 47.86 సమాధానం: C.
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Question 179 ప్రశ్న 179Answer: A. Compare Documents సమాధానం: A.
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Question 180 ప్రశ్న 180Answer: A. The requested item is absent from the checked cache and must be obtained from a lower level. సమాధానం: A.
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Question 181 ప్రశ్న 181Answer: A. Interrupt సమాధానం: A.
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Question 182 ప్రశ్న 182Answer: B. Data Validation with a List సమాధానం: B.
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Question 183 ప్రశ్న 183Answer: B. Both statements are correct. సమాధానం: B.
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Question 184 ప్రశ్న 184Answer: A. Program Counter సమాధానం: A.
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Question 185 ప్రశ్న 185Answer: C. Reseat or replace the SATA data cable and verify the SATA power connector. సమాధానం: C.
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Question 186 ప్రశ్న 186Answer: C. Encryption సమాధానం: C.
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Question 187 ప్రశ్న 187Answer: B. Disk Management సమాధానం: B.
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Question 188 ప్రశ్న 188Answer: B. It uniquely identifies each row and cannot contain Null. సమాధానం: B.
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Question 189 ప్రశ్న 189Answer: D. 4 ns సమాధానం: D.
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Question 190 ప్రశ్న 190Answer: A. Cryptographic hash function సమాధానం: A.
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Question 191 ప్రశ్న 191Answer: B. Section Break సమాధానం: B.
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Question 192 ప్రశ్న 192Answer: C. Crosstab query సమాధానం: C.
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Question 193 ప్రశ్న 193Answer: B. Scanner సమాధానం: B.
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Question 194 ప్రశ్న 194Answer: C. Form సమాధానం: C.
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Question 195 ప్రశ్న 195Answer: A. Record Slide Show సమాధానం: A.
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Question 196 ప్రశ్న 196Answer: A. Append query సమాధానం: A.
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Question 197 ప్రశ్న 197Answer: A. Motherboard chipset and firmware support for the exact processor model సమాధానం: A.
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Question 198 ప్రశ్న 198Answer: C. Stateless packet filter సమాధానం: C.
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Question 199 ప్రశ్న 199Answer: A. Non-repeatable read సమాధానం: A.
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Question 200 ప్రశ్న 200Answer: C. APIPA/IPv4 link-local addressing సమాధానం: C.