MCQs

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Overall MCQs for Reference

1. Which part of a server is typically tested first during the POST process?
   a. Hard drive
   b. RAM
   c. CPU
   d. Power supply
   Answer: d. Power supplyhpe
2. What does POST stand for in server diagnostics?
   a. Power On Self Test
   b. Programmable Output System Test
   c. Peripheral Output Standard Test
   d. Primary Output Self Test
   Answer: a. Power On Self Testhpe
3. A continuous beep at server startup often indicates what type of issue?
   a. Hard drive failure
   b. RAM problem
   c. CPU overheat
   d. Video card failure
   Answer: b. RAM problemhpe
4. Which POST error code series generally refers to problems with memory modules?
   a. 100
   b. 200
   c. 300
   d. 400
   Answer: a. 100embibe+1
5. What is indicated by a 200 series POST error?
   a. Keyboard failure
   b. System board issue
   c. Hard disk error
   d. Video adapter fault
   Answer: d. Video adapter faultembibe+1
6. If the POST process fails and no beeps occur, what is the most likely issue?
   a. Power supply failure
   b. Keyboard not connected
   c. Memory module loose
   d. CPU not functioning
   Answer: a. Power supply failurehpe
7. Which of the following is NOT typically checked during POST?
   a. CPU
   b. RAM
   c. Network card
   d. Operating system
   Answer: d. Operating systemhpe
8. What does a single short beep during POST usually indicate?
   a. CPU failure
   b. Normal POST completion
   c. Memory error
   d. HDD error
   Answer: b. Normal POST completionhpe
9. What might a 301 POST error code indicate?
   a. Keyboard error
   b. Hard drive error
   c. Video error
   d. Power error
   Answer: a. Keyboard errorhpe
10. If a server displays a 161 POST error, what has likely occurred?
    a. Power failure
    b. CMOS battery failure
    c. RAM glitch
    d. Video card issue
    Answer: b. CMOS battery failurehpe
11. What should be checked first if POST returns a “No Boot Device Found” error?
    a. Network cable
    b. Hard drive connection
    c. RAM seating
    d. Power cable
    Answer: b. Hard drive connectionit-market
12. What is the primary purpose of the POST process?
    a. Load OS
    b. Verify hardware functionality
    c. Connect to network
    d. Check for software updates
    Answer: b. Verify hardware functionalityhpe
13. Which component is unlikely to cause a POST failure?
    a. Faulty RAM
    b. Malfunctioning CPU
    c. Missing video card
    d. Broken USB port
    Answer: d. Broken USB porthpe
14. A POST error code “201” on a server generally points to:
    a. CPU issue
    b. Memory parity error
    c. Video failure
    d. BIOS corruption
    Answer: b. Memory parity errorhpe
15. POST error codes are typically displayed:
    a. Within the operating system
    b. On the monitor or by beeps
    c. Only in server logs
    d. Via network alerts
    Answer: b. On the monitor or by beepshpe
16. If a POST test fails, the server will:
    a. Load the OS anyway
    b. Halt and report the error
    c. Ignore the error
    d. Restart automatically
    Answer: b. Halt and report the errorhpe
17. When does the POST process occur in the server boot sequence?
    a. Before OS loads
    b. After OS loads
    c. After network initialization
    d. After login prompt
    Answer: a. Before OS loadshpe
18. What does a long continuous beep usually mean during POST?
    a. Power supply good
    b. Memory or system board error
    c. Keyboard detached
    d. CMOS reset
    Answer: b. Memory or system board errorhpe
19. What POST error series is associated with system board failure?
    a. 100
    b. 200
    c. 300
    d. 600
    Answer: b. 200embibe+1
20. What action is recommended if POST beeps indicate RAM failure?
    a. Reseat or replace RAM
    b. Replace motherboard
    c. Update BIOS
    d. Disconnect keyboard
    Answer: a. Reseat or replace RAMhpe
21. POST errors identified by beeping patterns are called:
    a. Event log errors
    b. Visual errors
    c. Beep codes
    d. Tone alerts
    Answer: c. Beep codeshpe
22. If a server emits a beep code, where is the interpretation found?
    a. Server vendor documentation
    b. Windows help
    c. Printer manual
    d. Command line
    Answer: a. Server vendor documentationhpe
23. For which device would a 301 POST error be associated?
    a. Mouse
    b. Keyboard
    c. RAM
    d. PSU
    Answer: b. Keyboardhpe
24. What does a POST error “162” mean?
    a. RAM missing
    b. CMOS checksum error
    c. CPU overheat
    d. Video initialization failed
    Answer: b. CMOS checksum errorhpe
25. POST errors for hard disk failures might be shown as:
    a. 170–179
    b. 280–289
    c. 120–129
    d. 180–189
    Answer: a. 170–179hpe
26. Which of these is a common symptom of a POST error?
    a. Blank screen
    b. Rapid OS boot
    c. Network connectivity
    d. File sharing error
    Answer: a. Blank screenhpe
27. In a typical server, which component is tested immediately after the CPU during POST?
    a. Hard drive
    b. RAM
    c. Network card
    d. USB ports
    Answer: b. RAMhpe
28. What does a POST beep code of 1 long and 2 short beeps suggest?
    a. RAM failure
    b. Video card error
    c. CPU error
    d. CMOS error
    Answer: b. Video card errorhpe
29. Which procedure is NOT a function of POST?
    a. Hardware test
    b. Error code output
    c. Network initialization
    d. Beep code generation
    Answer: c. Network initializationhpe
30. How can a POST error about fan failure be fixed?
    a. Reseat the CPU
    b. Inspect and reconnect fan cables
    c. Remove the RAM
    d. Format hard drive
    Answer: b. Inspect and reconnect fan cablesit-market
31. What would a “No memory detected” POST message likely indicate?
    a. Corrupt BIOS
    b. Missing power cable
    c. Unseated RAM
    d. Faulty network card
    Answer: c. Unseated RAMhpe
32. If POST completes with no errors, what is the next step?
    a. Server shuts down
    b. OS boot process begins
    c. Diagnostic mode starts
    d. Server enters sleep
    Answer: b. OS boot process beginshpe
33. A POST error indicating “Fan Failure” can cause:
    a. Overheating and shutdown
    b. Power surge
    c. Data loss on RAM
    d. Immediate OS load
    Answer: a. Overheating and shutdownit-market
34. System halts after a POST error to:
    a. Allow manual inspection
    b. Protect hardware from damage
    c. Prevent data corruption
    d. All of these
    Answer: d. All of thesehpe
35. A “Disk Error” message on POST typically means:
    a. Boot medium not found
    b. Memory failure
    c. CPU locked up
    d. Printer jam
    Answer: a. Boot medium not foundit-market
36. If “Keyboard not detected” is shown during POST, what will happen?
    a. POST continues with a warning
    b. Server refuses to boot
    c. Fans spin down
    d. RAM is disabled
    Answer: a. POST continues with a warninghpe
37. Why might a server POST not display errors, even with faults present?
    a. No monitoring
    b. Speaker not connected
    c. OS load override
    d. All of these
    Answer: b. Speaker not connectedhpe
38. POST error “601” usually refers to a problem with:
    a. PSU
    b. Hard drive
    c. Battery
    d. Network card
    Answer: c. Batteryhpe
39. On HP servers, where are detailed POST error messages typically displayed?
    a. BIOS screen
    b. OS desktop
    c. Task Manager
    d. Event logs only
    Answer: a. BIOS screenhpe
40. If POST beeps are not heard, what is a probable cause?
    a. Faulty motherboard
    b. Good server health
    c. Network disconnected
    d. Battery low
    Answer: a. Faulty motherboardhpe
41. POST error “511” is commonly seen when:
    a. System fan missing or failed
    b. PCI slot error
    c. Keyboard unplugged
    d. BIOS chip corrupt
    Answer: a. System fan missing or failedhpe
42. POST is responsible for:
    a. Server time synchronization
    b. Hardware diagnostics before boot
    c. Application updating
    d. Disk defragmentation
    Answer: b. Hardware diagnostics before boothpe
43. Continuous, rapid POST beeps likely indicate:
    a. Power supply problem
    b. Memory or keyboard issue
    c. Overheated CPU
    d. Network error
    Answer: b. Memory or keyboard issuehpe
44. If CMOS settings are reset by POST, what should the administrator do next?
    a. Re-configure BIOS settings
    b. Add more RAM
    c. Replace server
    d. Connect to another network
    Answer: a. Re-configure BIOS settingshpe
45. POST errors can be logged for future diagnostics in:
    a. Integrated management logs
    b. Task scheduler
    c. Software installation logs
    d. Application error logs
    Answer: a. Integrated management logshpe
46. How are POST error codes differentiated by brand?
    a. They are universal
    b. Assigned by each manufacturer
    c. Set by operating system
    d. Change after every reboot
    Answer: b. Assigned by each manufacturerhpe
47. If POST error indicates video adapter failure, what two troubleshooting actions are best?
    a. Reseat or replace video card
    b. Install new OS
    c. Update RAM
    d. Remove hard drive
    Answer: a. Reseat or replace video cardhpe
48. Beep code patterns may vary depending on:
    a. Server vendor BIOS
    b. OS version
    c. Rack type
    d. Monitoring software
    Answer: a. Server vendor BIOShpe
49. POST errors for expansion card malfunctions most often appear after which component?
    a. RAM check
    b. CPU test
    c. Fan check
    d. Hard drive test
    Answer: a. RAM checkhpe
50. If POST shows “No CPU detected,” the solution is likely to:
    a. Reseat or replace the CPU
    b. Upgrade OS
    c. Swap power cable
    d. Remove RAM
    Answer: a. Reseat or replace the CPUhpe

1. https://support.hpe.com/hpesc/public/docDisplay?docId=c01702138&docLocale=en_US
2. https://www.embibe.com/questions/A-series-100-POST-error-code-indicates-a-problem-with-the:/EM6129690
3. https://blog.it-market.com/en/article/error-the-server-no-longer-works-and-what-now-how-to-avoid-typical-error-messages
4. https://testbook.com/objective-questions/mcq-on-error-detecting-codes–5eea6a0d39140f30f369e243
5. https://www.sanfoundry.com/computer-networks-questions-answers-error-detection-correction-techniques/
6. https://www.scribd.com/document/468652102/Error-Detection-and-Correction-MCQ-Data-Communication-and-Networking-ExamRadar-pdf
7. https://testbook.com/objective-questions/mcq-on-error-correcting-codes–5eea6a0d39140f30f369e242
8. https://www.sanfoundry.com/sqlserver-mcqs-error-handling/
9. https://www.sanfoundry.com/advanced-digital-communications-questions-answers/
10. https://kinsta.com/blog/http-status-codes/
11. https://testbook.com/objective-questions/mcq-on-flow-control-and-error-control–5eea6a0939140f30f369d90d
12. https://examradar.com/error-detection-correction-mcq-data-communication-networking/
13. https://www.w3schools.com/tags/ref_httpmessages.asp
14. https://www.sanfoundry.com/computer-fundamentals-questions-answers-program-errors/
15. https://www.studocu.com/ph/document/nueva-vizcaya-state-university/bachelor-of-electronics-and-communication-engineering/mcq-in-error-detection-and-correction-techniques/47405472
16. https://testbook.com/objective-questions/mcq-on-error-control–5eea6a0939140f30f369d90f
17. https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status
18. https://www.uninets.com/blog/computer-networks-mcq
19. https://onenine.com/what-does-server-error-mean/
20. https://qaautomation.expert/2024/06/10/rest-api-multiple-choice-questions-mcq1/