MCQs

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Overall MCQs for Reference

1. What is a common reason for unsuccessful backups in a server environment?
   a. Proper configuration
   b. Infrastructure failure
   c. Adequate storage
   d. High network bandwidth
   Answer: b. Infrastructure failureunitrends
2. Which backup type is most vulnerable to media failure?
   a. Cloud-based backup
   b. Tape-based backup
   c. Network backup
   d. Incremental backup
   Answer: b. Tape-based backupunitrends
3. What system component often causes backup failure due to corruption?
   a. CPU
   b. Disk drives
   c. RAM
   d. Power supply
   Answer: b. Disk drivesreddit
4. Which factor contributes the MOST to backup failures in server technology?
   a. Redundant power supply
   b. Human error
   c. Automated monitoring
   d. RAID configuration
   Answer: b. Human errortechtarget+1
5. What backup failure arises from using incompatible backup software versions with the OS?
   a. Hardware mismatch
   b. Software incompatibility
   c. Outdated firmware
   d. Disk fragmentation
   Answer: b. Software incompatibilitytechtarget
6. If backup media is stored in poor environmental conditions, what issue can occur?
   a. Media failure
   b. Speed enhancement
   c. Reduced cost
   d. Instant recovery
   Answer: a. Media failuresystrixit+1
7. Full backup fails due to network timeout. What is the most probable cause?
   a. Sufficient bandwidth
   b. Network instability
   c. Updated firewall
   d. SSD drives
   Answer: b. Network instabilityunitrends
8. Incomplete backup is often caused by?
   a. Insufficient disk space
   b. Dual CPUs
   c. Automated backup scripts
   d. Mirrored data
   Answer: a. Insufficient disk spaceunitrends
9. Which human-related issue regularly leads to unsuccessful backup?
   a. Proper documentation
   b. Neglecting backup logs
   c. Strong password practices
   d. Regular testing
   Answer: b. Neglecting backup logstechtarget
10. What kind of backup problem results from misconfigured Volume Shadow Copy Service (VSS)?
    a. Data corruption
    b. VSS errors
    c. System overheating
    d. Software licensing issues
    Answer: b. VSS errorsreddit+1
11. Which server setting interferes with backup completion if set incorrectly?
    a. Time zone
    b. RAID level
    c. Scheduled backup time
    d. CPU priority
    Answer: c. Scheduled backup timeunitrends
12. What type of data is most at risk when only part of the system is backed up?
    a. Non-essential files
    b. Application-dependent data
    c. Logs
    d. OS binaries
    Answer: b. Application-dependent datatechtarget
13. What can occur when backup target storage hardware is low quality?
    a. Faster restore
    b. Incomplete backups
    c. Improved performance
    d. Higher redundancy
    Answer: b. Incomplete backupstechtarget
14. Which backup failure stems from patching software without compatibility checks?
    a. Data loss
    b. Patch deadlock
    c. Configuration error
    d. Security breach
    Answer: c. Configuration errorunitrends
15. Old tapes cause which backup issue?
    a. Rapid backup
    b. Tape shoe-shining
    c. Mirroring error
    d. None at all
    Answer: b. Tape shoe-shiningunitrends
16. Human error in backup can result from?
    a. Consistent manual intervention
    b. Poor security training
    c. Redundant scripting
    d. Robust encryption
    Answer: b. Poor security trainingtechtarget+1
17. When encryption keys are lost, backup is classified as?
    a. Secure
    b. Unrecoverable
    c. Reproducible
    d. Redundant
    Answer: b. Unrecoverablesystrixit
18. A backup solution that does not support WAN-based replication may face?
    a. Increased throughput
    b. Connectivity interruptions
    c. Better reliability
    d. Cloud expansion
    Answer: b. Connectivity interruptionsunitrends
19. Which error affects incremental backups specifically?
    a. Shoe-shining tape motion
    b. System crash
    c. RAID failure
    d. Network congestion
    Answer: a. Shoe-shining tape motionunitrends
20. Application-consistent data is required to avoid?
    a. Hardware mismatch
    b. Unsuccessful restore
    c. Reduced speed
    d. Lower redundancy
    Answer: b. Unsuccessful restoresystrixit
21. What can result from failed hardware in backup storage?
    a. Faster backup
    b. Data loss
    c. No change
    d. Security enhancement
    Answer: b. Data lossreddit+1
22. Unsuccessful backup due to “transaction log is full” can be resolved by?
    a. Rebooting regularly
    b. Clearing transaction logs
    c. Upgrading CPUs
    d. Isolating the server
    Answer: b. Clearing transaction logssystrixit
23. In multiserver applications, failing to back up all dependencies leads to?
    a. Complete recovery
    b. Partial backup
    c. Enhanced speed
    d. Secure restore
    Answer: b. Partial backuptechtarget
24. Unsuccessful backup can occur if backup administrator fails to?
    a. Run test restores
    b. Perform firmware upgrades
    c. Configure RAID
    d. Install antivirus
    Answer: a. Run test restorestechtarget+1
25. What happens if backup jobs are scheduled during peak traffic hours?
    a. Higher success rate
    b. Network contention and failures
    c. Quicker backup
    d. Cheaper storage
    Answer: b. Network contention and failuresunitrends
26. Choosing incorrect file systems during backup configuration may result in?
    a. Data incompatibility
    b. Immediate recovery
    c. Encryption
    d. Increased performance
    Answer: a. Data incompatibilitylearn.microsoft
27. Failure to back up system state can be caused by missing?
    a. Application files
    b. System writer components
    c. CPU cycles
    d. Storage units
    Answer: b. System writer componentslearn.microsoft
28. A sudden server power loss during backup leads to?
    a. Complete success
    b. Unsuccessful backup
    c. Enhanced reliability
    d. RAID recalibration
    Answer: b. Unsuccessful backupsanfoundry
29. Server backup jobs typically fail due to?
    a. Drive issues or corrupted sectors
    b. Robust drivers
    c. Extra cooling fans
    d. Gigabit ethernet
    Answer: a. Drive issues or corrupted sectorsreddit
30. Backup software issues can stem from?
    a. Bad input
    b. Outsourcing IT
    c. Redundant networking
    d. Reliable cloud services
    Answer: a. Bad inputunitrends
31. Which type of error produces unsuccessful backup by exceeding resource limits?
    a. Logical error
    b. Deadlock
    c. RAID parity error
    d. Overheating
    Answer: a. Logical errorsanfoundry
32. Failure classification during backup includes?
    a. Boot crash
    b. Read failure
    c. Transaction failure
    d. All of the above
    Answer: d. All of the abovesanfoundry
33. Which is NOT a recovery technique for unsuccessful backup?
    a. Deferred update
    b. Immediate update
    c. Two-phase commit
    d. Recovery management
    Answer: c. Two-phase commitkingmero.blogspot+1
34. Faulty cluster configuration in a backup setup can cause?
    a. Load balancing
    b. Unsuccessful backup
    c. Automated failover
    d. Transparent scaling
    Answer: b. Unsuccessful backupexam.pscnotes
35. Media recovery primarily deals with?
    a. Power failures
    b. Disk errors
    c. Concurrency issues
    d. Input validation
    Answer: b. Disk errorssiteforinfotech+1
36. Server backup jobs interrupted by ransomware commonly result from?
    a. Unpatched infrastructure
    b. Latest software
    c. Updated firewall
    d. Active monitoring
    Answer: a. Unpatched infrastructureunitrends
37. Incomplete backup may occur if multi-tier applications are not considered, causing?
    a. Successful recovery
    b. Application-level failures
    c. Efficient restores
    d. Higher redundancy
    Answer: b. Application-level failurestechtarget
38. Backup failure due to master server outage may be resolved by?
    a. Secondary backup path
    b. Ignoring failure
    c. Rebooting storage unit
    d. Changing backup schedule
    Answer: a. Secondary backup pathscribd
39. Security mismanagement leading to backup exposure can result in?
    a. Encrypted backups
    b. Data leak
    c. Redundant restores
    d. None of these
    Answer: b. Data leakunitrends
40. RAID level misconfiguration may lead to?
    a. Optimized backup
    b. Unsuccessful backup
    c. Faster throughput
    d. Secure storage
    Answer: b. Unsuccessful backupkingmero.blogspot+1
41. Which recovery measure mitigates media errors in unsuccessful backup?
    a. Redundant backups
    b. Defer scripts
    c. Encrypted media only
    d. Ignore logs
    Answer: a. Redundant backupsunitrends
42. A backup failure due to locked files during operation is due to?
    a. File contention
    b. RAID rebuild
    c. Redundant controllers
    d. Heatsink failure
    Answer: a. File contentionunitrends
43. Backing up only the application, but not its database dependency, leads to?
    a. Full recovery
    b. Incomplete backup
    c. Increased efficiency
    d. RAID improvement
    Answer: b. Incomplete backuptechtarget
44. The absence of recovery manager environment in the system causes?
    a. Recovery delays
    b. Enhanced speed
    c. Unsuccessful backup
    d. RAID striping
    Answer: c. Unsuccessful backupsiteforinfotech+1
45. Human error often leads to unsuccessful backup due to?
    a. Skipping validation steps
    b. Checking backup logs
    c. Running test restores
    d. Using compatible hardware
    Answer: a. Skipping validation stepstechtarget
46. Power failure during backup operation results in?
    a. Successful backup
    b. Partial restoration
    c. Unsuccessful backup
    d. Faster cooling
    Answer: c. Unsuccessful backupsanfoundry
47. A misconfigured backup schedule may lead to?
    a. On-time backups
    b. Missed backup windows
    c. Optimized backup size
    d. Enhanced security
    Answer: b. Missed backup windowsunitrends
48. Media wear and tear occur most frequently in which backup type?
    a. Disk-based backup
    b. Tape backup
    c. Cloud backup
    d. Network backup
    Answer: b. Tape backupunitrends
49. The MAIN consequence of ignoring system writer issues in Windows Server is?
    a. Complete system recovery
    b. Failed system state backup
    c. Improved performance
    d. Data redundancy
    Answer: b. Failed system state backuplearn.microsoft
50. If backups are not regularly validated, the most likely result is?
    a. Backup reliability
    b. Unsuccessful backup restoration
    c. Efficient storage use
    d. Reduced disk errors
    Answer: b. Unsuccessful backup restorationtechtarget+1

1. https://www.unitrends.com/blog/backup-failure/
2. https://www.reddit.com/r/sysadmin/comments/18nnnur/what_is_your_approach_to_troubleshooting_windows/
3. https://www.techtarget.com/searchdatabackup/tip/Data-backup-failure-Five-tips-for-prevention
4. https://www.systrixit.com/5-common-server-backup-issues/
5. https://learn.microsoft.com/en-us/previous-versions/troubleshoot/windows-server/backup-program-unsuccessful-large-system-volume
6. https://learn.microsoft.com/en-us/troubleshoot/windows-server/backup-and-storage/system-writer-not-found-in-backup
7. https://www.sanfoundry.com/database-mcqs-failure-classification/
8. https://kingmero.blogspot.com/2014/12/solved-mcq-on-database-backup-and.html
9. https://siteforinfotech.com/2014/12/mcq-on-database-backup-recovery-dbms.html
10. https://exam.pscnotes.com/mcq/which-of-the-following-is-a-group-of-servers-that-share-work-and-may-be-able-to-back-each-other-up-if-one-server-fails-a-channel-bank-b-cluster-c-tiger-team-d-serverless-backup-e-logical-unit/
11. https://www.scribd.com/document/819511159/NetBackup-100-MCQs-with-Answers-Complete
12. https://www.sanfoundry.com/sql-server-mcqs-backup/
13. https://examradar.com/basic-principles-of-data-backup-and-recovery-mcqs/
14. https://www.sanfoundry.com/sqlserver-mcqs-recovery/
15. https://www.scribd.com/document/494733005/CC-Complete-Mcq
16. https://www.interviewbit.com/troubleshooting-interview-questions/
17. https://mcqslearn.com/cs/computer-basics/data-backup.php
18. https://testbook.com/objective-questions/mcq-on-information-technology–63c7ed0b858cfd0089e1b266
19. https://scholarexpress.com/computer-science-engineering-mcq/9/
20. https://www.scribd.com/document/629512656/MCQ-2-Updated