Computer Hardware MCQ of Computer Science SET-6 with Answers free PDF

We have provide here is the list of Computer Hardware MCQs for Computer Engineering preparation competitive exams. Each question has four options followed by the right answer.

MCQ Questions for Computer Hardware with Answers

Q1. You suspect a virus has entered your computer. What will not be affected by the virus?

(i) CMOS
(ii) Boot sector
(iii) Floppy disks
(iv) Program files

(i) CMOS

Q2. Which I/O port belongs to LPT2?

(i) 378H
(ii) 278H
(iii) 3f8h
(iv) 2e8h

(ii) 278H

Q3. Which provides the fastest data access time?

(i) RAM
(ii) ROM
(iii) CD-ROM
(iv) Hard disk

(i) RAM

Q4. Modems use transmission.

(i) synchronous
(ii) asynchronous
(iii) timed interval
(iv) ata

(ii) asynchronous

Q5. In which mode can two or more applications be stored in memory at the same time?

(i) Segmented Mode
(ii) Unprotected Mode
(iii) Real Mode
(iv) Protected Mode

(iv) Protected Mode

Q6. Which of the following FRUs would be considered both an input/output device?

(i) Video board
(ii) SCSI host adapter
(iii) System board CPU
(iv) All of the above

(ii) SCSI host adapter

Q7. How many IRQs does a chain of USB devices require?

(i) 1
(ii) 2
(iii) 3
(iv) 4

(i) 1

Q8. What specification covers PC hard cards?

(i) SCSI
(ii) ISA
(iii) PCMCIA
(iv) MFM

(iii) PCMCIA

Q9. Resistance is measured in ?

(i) Volts
(ii) Amps
(iii) Watts
(iv) Ohms

(iv) Ohms

Q10. Which is NOT typically a Field Replaceable Unit?

(i) System ROM
(ii) Power supply
(iii) System chassis
(iv) Video controller

(iii) System chassis

Q11. To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:

(i) DC voltage scale
(ii) AC voltage
(iii) OHM scale
(iv) Farad scale

(ii) AC voltage

Q12. Which part of the laser printer should NOT be exposed to sunlight?

(i) Transfer corona assembly
(ii) PC drum
(iii) Primary corona wire
(iv) Toner cartridge

(ii) PC drum

Q13. How many pins on a VGA?

(i) 15
(ii) 9
(iii) 25
(iv) 32

(i) 15

Q14. How can you totally protect a PC from damage during an electrical storm?

(i) Disconnect the AC power cable
(ii) Disconnect all external cables and power cords
(iii) Use a surge protector
(iv) Turn off the AC power

(i) Disconnect the AC power cable

Q15. What is the most significant difference between the USB and IEEE1394 standards?

(i) IEEE 1394 is faster
(ii) USB does not support USB
(iii) USB is plug and play
(iv) IEEE 1394 is hot swappable

(i) IEEE 1394 is faster

Q16. What beep codes could indicate a system board or power supply failure?

(i) steady short beep
(ii) no beep
(iii) one long continuous beep tone
(iv) All of the above

(iv) All of the above

Q17. The monitor power LED is ‘on’ but the monitor screen is completely dark. The least likely cause of the problem is:

(i) Defect in the computers video circuitry
(ii) Disconnected video cable
(iii) Defective monitor
(iv) System RAM problem

(iv) System RAM problem

Q18. When connecting a ribbon cable to a connector, how do you know which direction to plug it in?

(i) The red line in the cable goes to the highest pin number
(ii) The colored line in the cable goes to pin #1
(iii) It does not matter
(iv) The blue or red line in the cable goes away from the power connector

(ii) The colored line in the cable goes to pin #1

Q19. What is your first action when windows reports that your hard drive is developing bad sectors?

(i) replace the hard drive
(ii) run secclean from dos
(iii) run defrag on the hard drive
(iv) run scandisk with the “thorough” option

(iv) run scandisk with the “thorough” option

Q20. When installing a SCSI CD-ROM drive, you must set the CD-ROM SCSI adapter to:

(i) B0007
(ii) An unused SCSI address
(iii) The same address as the SCSI device before the CD-ROM
(iv) SCSI ID=1

(ii) An unused SCSI address

We hope the given Computer Engineering MCQ Questions for Computer Hardware with Answers PDF Free Download will help you. If you have any queries regarding Computer Hardware MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soons.

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