MCQs

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1. What is a primary function of a server backplane?
   a. Connects storage drives to controllers
   b. Powers up processors only
   c. Monitors network traffic
   d. Replaces the system BIOS
   Answer: awikipedia
2. Which symptom most commonly indicates a backplane failure?
   a. Multiple drive detection failures
   b. System clock runs fast
   c. Random DNS errors
   d. High CPU utilization
   Answer: alinkedin+1
3. Physical connectivity issues in a backplane are often caused by:
   a. Loose connections or corroded pins
   b. Fragmented memory modules
   c. Overclocked CPUs
   d. Misconfigured BIOS settings
   Answer: alinkedin
4. A failed capacitor on a backplane will most likely lead to:
   a. Drive errors or system instability
   b. Faster RAM speeds
   c. Enhanced data encryption
   d. Lower network latency
   Answer: alinkedin
5. If hot-swappable drives cannot be safely replaced, the backplane component likely at fault is:
   a. Backplane controller
   b. Power supply
   c. RAID battery
   d. OS kernel
   Answer: alinkedin
6. What can happen if a backplane overheats?
   a. Component failures or thermal throttling
   b. Improved SSD performance
   c. Lower disk spin speeds
   d. Redundant data backup
   Answer: alinkedin
7. Which of the following is a method to detect backplane problems?
   a. Running hardware diagnostics like iDRAC
   b. Disabling all RAID arrays
   c. Upgrading the CPU firmware
   d. Adjusting user permissions
   Answer: alinkedin
8. Data path redundancy loss in server backplanes is risky because:
   a. It removes the safety of dual-controller setups
   b. It wipes all disk data instantly
   c. It increases network bandwidth
   d. It stops the system from powering on
   Answer: alinkedin
9. Which drives may cause compatibility issues if mixed on a backplane?
   a. SAS and SATA
   b. Only SSDs
   c. Tape drives
   d. Optical drives
   Answer: alinkedin
10. What is a sign of LED indicator malfunction on a backplane?
    a. Status LEDs do not reflect actual drive status
    b. Mouse pointer freezes
    c. Printer stops functioning
    d. Display flickers
    Answer: alinkedin
11. One of the first troubleshooting steps for suspected backplane failure is:
    a. Checking all physical connections
    b. Reinstalling the operating system
    c. Formatting all installed drives
    d. Resetting user accounts
    Answer: alinkedin
12. Which firmware tool is often used to update server backplane firmware?
    a. Dell OpenManage
    b. Adobe Acrobat
    c. Windows Update
    d. DirectX
    Answer: alinkedin
13. Device disconnects and UDMA CRC errors can indicate:
    a. Potential controller, backplane, or cabling issues
    b. Regular maintenance cycles
    c. Proper TCP/IP settings
    d. User access violation
    Answer: areddit
14. If a server reports “no power cord attached” due to backplane failure, the issue is likely:
    a. Electrical or physical connectivity problem in the backplane
    b. Outdated antivirus software
    c. Slow wireless access point
    d. Peripheral device failure
    Answer: ahpe
15. What is recommended when multiple drives in a server fail together?
    a. Suspect the backplane or controller as possibly at fault
    b. Always blame the operating system
    c. Reboot several times
    d. Open all case fans
    Answer: adell+1
16. RAID controller communication errors with the backplane may result from:
    a. Incompatible controller protocols
    b. High bandwidth network cards
    c. Weak wireless signal
    d. BIOS password reset
    Answer: alinkedin
17. A persistent component-level failure in the backplane usually necessitates:
    a. Replacement of the backplane with a certified component
    b. Full format of the disk array
    c. Memory reseating
    d. Changing mouse model
    Answer: alinkedin
18. What cooling issue can cause a backplane to overheat?
    a. Blocked fans or air filters
    b. Outdated thermal paste on CPU
    c. Faulty monitor
    d. High IT workload
    Answer: alinkedin
19. What is backplane corrosion typically caused by?
    a. Dust, humidity, or contaminants
    b. Improper software migration
    c. Weak GPU acceleration
    d. Repeated login failures
    Answer: alinkedin
20. When reviewing a server’s Event Viewer, which finding could suggest backplane or HBA issues?
    a. Frequent drive disconnects or resets
    b. Browser page timeouts
    c. Spooler service errors
    d. Sticky keys enabled
    Answer: areddit
21. Power issues on disk backplanes can cause:
    a. Drives not receiving adequate power and data corruption
    b. Memory overconsumption
    c. Enhanced Wi-Fi performance
    d. Slower display rendering
    Answer: ahuawei+1
22. If a backplane’s physical damage occurs, the probable result is:
    a. The backplane becomes inoperable
    b. More efficient data transfer
    c. Automated patch management
    d. Better mobile device compatibility
    Answer: alinkedin
23. What can mimic backplane failure symptoms?
    a. Drive or controller faults
    b. Software license expiry
    c. Power cable length
    d. VLAN misconfiguration
    Answer: adell+1
24. When a backplane fails, the risk to redundancy is that:
    a. Single point of failure increases
    b. VPNs disconnect
    c. Administrative access is revoked
    d. Disk formats run faster
    Answer: alinkedin
25. How does improper handling physically damage a backplane?
    a. By damaging circuitry or dislodging connectors
    b. By copying data to cloud
    c. By deactivating screen saver
    d. By upgrading disk firmware
    Answer: alinkedin
26. To isolate a backplane fault, it’s suggested to:
    a. Test with known-good components
    b. Replace all user credentials
    c. Downscale network speed
    d. Remove system speakers
    Answer: alinkedin
27. Which failure can cause all drives attached to a server to disappear from the OS?
    a. Backplane failure
    b. CPU overheating
    c. Application crash
    d. Web server update
    Answer: areddit+1
28. Poor backplane ventilation is most likely to result in:
    a. Overheating
    b. Data encryption errors
    c. DHCP lease conflicts
    d. USB port warning
    Answer: alinkedin
29. How should firmware compatibility issues with backplanes be addressed?
    a. Update to the latest firmware
    b. Install more network cards
    c. Remove motherboard battery
    d. Only allow guest OSes
    Answer: alinkedin
30. What non-disk indicator could fail due to backplane fault?
    a. Status LED indicators
    b. Keyboard backlight
    c. Desktop wallpaper
    d. Taskbar clock
    Answer: alinkedin
31. Why are periodic hardware diagnostics important for backplanes?
    a. They identify early signs of backplane issues
    b. They remove device drivers
    c. They compress files better
    d. They schedule meetings automatically
    Answer: alinkedin
32. Physical vibrations in a chassis can lead to:
    a. Loose connections in the backplane
    b. Cloud configuration resets
    c. SSD firmware bugs
    d. CMOS checksum errors
    Answer: alinkedin
33. In a dual-controller backplane, failure can sever:
    a. Redundant data paths
    b. Physical access logs
    c. Peripheral keyboard control
    d. Wi-Fi signal loops
    Answer: alinkedin
34. What role does a backplane play in hot-swappable drive arrays?
    a. Permits safe removal/replacement during operation
    b. Increases CPU cycles
    c. Optimizes virtual networks
    d. Monitors login attempts
    Answer: awikipedia+1
35. Which server management tool may identify backplane errors?
    a. iDRAC
    b. HTTP proxy
    c. SNMP default monitor
    d. Wireshark
    Answer: alinkedin
36. Incompatible protocols between RAID controller and backplane can result in:
    a. Drive configuration errors
    b. Lower ping responses
    c. Better LCD colour
    d. Disabled BIOS boot keys
    Answer: alinkedin
37. If multiple drive failures coincide following environmental stress (e.g., overheating), the potential culprit is:
    a. Failed or overloaded backplane
    b. Firewall misconfiguration
    c. Faulty monitor
    d. Unlicensed software
    Answer: areddit
38. Service interruption due to disk backplane failure can be caused by:
    a. Incorrect cabling or power issues
    b. Print spooler bugs
    c. Duplicate IP address
    d. Browser plugin crashes
    Answer: ahpe+1
39. The best way to confirm a backplane hardware issue is to:
    a. Replace with a known-good backplane component
    b. Change RAM frequency settings
    c. Reinstall office suite
    d. Run Java updates
    Answer: alinkedin
40. What can cause intermittent or complete loss of drive recognition?
    a. Corroded or misaligned connectors on backplane
    b. Full disk defragmentation
    c. Empty recycle bin
    d. Wi-Fi dead zones
    Answer: alinkedin
41. When a backplane fails, why might drives show predicted failure?
    a. Backplane may be marking all drives with errors erroneously
    b. DNS misrouting settings
    c. GPU driver algorithms
    d. Browser cache is full
    Answer: adell
42. Bad or incorrectly seated cables on a backplane most commonly result in:
    a. Data failure or disk errors
    b. Social engineering risk
    c. USB flash drive misreads
    d. TFTP timeouts
    Answer: ahuawei+1
43. A dropped server resulting in a non-detectable backplane is most likely due to:
    a. Physical damage to the backplane’s circuitry
    b. Malicious software attack
    c. Screen real estate loss
    d. App store unavailability
    Answer: alinkedin
44. To restore normal operation after suspected backplane failure, one should:
    a. Replace with server-certified component
    b. Reset all SNMP traps
    c. Disable NTFS journaling
    d. Convert storage to exFAT
    Answer: alinkedin
45. Frequent backplane issues may indicate:
    a. A persistent hardware fault needing systematic troubleshooting
    b. Too many active users
    c. High Wi-Fi traffic
    d. Flash player errors
    Answer: alinkedin
46. Poor air quality increases the risk of:
    a. Connector corrosion and component overheating on backplane
    b. Password brute-forcing
    c. Low voltage in USB ports
    d. Popup ad frequency
    Answer: alinkedin
47. If drive firmware is not updated in line with backplane, the risk is:
    a. Drive enumeration failure or reduced performance
    b. Higher ping times
    c. Smaller icons on GUI
    d. Clipboard lag
    Answer: alinkedin
48. For quick identification of backplane failures, use:
    a. Server hardware diagnostics and logs
    b. Remote desktop connections
    c. JavaScript console output
    d. Patch management tools
    Answer: areddit+1
49. If both controller and drives are ruled out as problematic, which component is next to suspect?
    a. Backplane
    b. Heat sink
    c. Application process
    d. RAM slot #2
    Answer: areddit+1
50. In a scenario with sudden, simultaneous multiple disk SMART errors, what is a likely root cause?
    a. Failing backplane or controller, not just bad drives
    b. Unapproved cloud access
    c. Outdated browser plugin
    d. Switched network cable
    Answer: areddit

1. https://en.wikipedia.org/wiki/Backplane
2. https://www.linkedin.com/pulse/what-common-issues-related-backplane-dell-servers-paul-joe-7s6de
3. https://www.reddit.com/r/zfs/comments/16sdeft/recovery_procedure_when_an_hba_or_backplane_fails/
4. https://www.reddit.com/r/DataHoarder/comments/hkfeg3/faulty_backplane_or_hba_card_symptoms/
5. https://community.hpe.com/t5/integrity-servers/system-backplane-failed/td-p/4173207
6. https://www.dell.com/community/en/conversations/poweredge-hardware-general/is-it-total-backplane-failure-or-all-disks-have-failed/647f306cf4ccf8a8de65faa2
7. https://support.huawei.com/enterprise/en/doc/EDOC1000111849/acce0324/alm-05000001-power-supply-to-the-disk-backplane-failed
8. https://support.hpe.com/hpesc/public/docDisplay?docId=sd00005742en_us&page=GUID-58A047DF-C276-47E3-AB65-BB7462539B30.html&docLocale=en_US
9. https://www.sanfoundry.com/database-mcqs-failure-classification/
10. https://testbook.com/objective-questions/mcq-on-computer-hardware-and-networking–5eea6a1339140f30f369eed2
11. https://www.sanfoundry.com/computer-network-questions-answers/
12. https://www.scribd.com/document/754734787/int249MCQ-s
13. https://testbook.com/objective-questions/mcq-on-lan-technologies–5eea6a0939140f30f369d915
14. https://www.interviewbit.com/computer-network-mcq/
15. https://www.parkplacetechnologies.com/blog/common-server-hardware-issues-problems-failure/
16. https://reck.ac.in/wp-content/uploads/2023/04/DCN_MCQ-Ashwini-.pdf
17. https://www.scribd.com/document/816523737/it-infrastructure-mcqs
18. https://support.hpe.com/hpesc/public/docDisplay?docId=sd00002310en_us&page=GUID-306D87AC-D297-4B83-8109-403F3F6231D0.html&docLocale=en_US
19. https://www.ibm.com/docs/POWER6/iphbb/iphbb.pdf
20. https://iotmumbai.bharatividyapeeth.edu/media/pdf/ETI_22618_UT1_Question_Bank_2022-23_080323.pdf