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. Current is measured in units of:
(i) volts
(ii) amps
(iii) ohms
(iv) farads
(ii) amps
Q2. Your CD-ROM audio cable connects to the:
(i) speaker
(ii) sound card (or motherboard if sound is integrated with it)
(iii) power supply
(iv) hard drive
(ii) sound card (or motherboard if sound is integrated with it)
Q3. Which DOS driver is used to emulate expanded memory?
(i) Himem.sys
(ii) EMM386.exe
(iii) Mem386.sys
(iv) Ramdrive.sys
(ii) EMM386.exe
Q4. MSD exe does not have information on:
(i) cache
(ii) video
(iii) operation system
(iv) com ports
(i) cache
Q5. ESD damage can be caused by:
(i) Placing an IC in a non-conductive plastic bag
(ii) Placing an IC on a grounded mat
(iii) Repeated sags in current supplied from outlets
(iv) Touching metal on the chassis
(i) Placing an IC in a non-conductive plastic bag
Q6. A wrist grounding strap contains which of the following:
(i) Surge protector
(ii) Capacitor
(iii) Voltmeter
(iv) Resistor
(iv) Resistor
Q7. A capacitor is measured in which of the following units?
(i) Volts
(ii) Ohms
(iii) Farads
(iv) Resistance
(iii) Farads
Q8. Which values are held in CMOS for the hard drive
(i) size (heads, cylinders, sectors)
(ii) IRQ
(iii) Free space
(iv) Virus alert
(i) size (heads, cylinders, sectors)
Q9. What can you use to ensure power is not interrupted, resulting in corrupted data?
(i) UPS
(ii) Proper grounding
(iii) Surge protector
(iv) Nuclear powered thermal protective underwear
(i) UPS
Q10. With a dot matrix printer, light then dark print is most commonly caused by:
(i) Erratic paper advancement
(ii) Erratic ribbon advancement
(iii) Misalligned print head
(iv) Overheating print head
(ii) Erratic ribbon advancement
Q11. COM1 is typically represented by which of the following?
(i) 15 pin port
(ii) 9 pin male port
(iii) 9 pin female port
(iv) 25 pin male port
(ii) 9 pin male port
Q12. If the memory slots have 30 pins then the chip is a?
(i) DIMM
(ii) SIMM
(iii) SDRAM
(iv) All of the above
(ii) SIMM
Q13. RTS stands for:
(i) ready to start
(ii) ready to switch
(iii) request to send
(iv) request to scan
(iii) request to send
Q14. The 34-pin connection on an I/O card is for?
(i) floppy drive
(ii) SCSI drive
(iii) IDE drive
(iv) zip drive
(i) floppy drive
Q15. Static electricity thrives is which type of environment?
(i) cold and humid
(ii) warm and humid
(iii) warm and dry
(iv) cold and dry
(iv) cold and dry
Q16. A hard disk is divided into tracks which are further subdivided into:
(i) clusters
(ii) sectors
(iii) vectors
(iv) heads
(ii) sectors
Q17. The digital multimeter is set for DC, Ohm and 20k. You will read _ while measuring a good 2 amp fuse.
(i) 0
(ii) 0.02
(iii) 0.2
(iv) 2
(i) 0
Q18. On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
(i) In the modem
(ii) In the phone line
(iii) In the computer
(iv) In the DTC equipment
(ii) In the phone line
Q19. What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero.
(i) 010
(ii) 110
(iii) 011
(iv) 101
(iii) 011
Q20. When you boot a PC and don’t hear any beep, this could suggest which of the following?
(i) The monitor is turned off
(ii) Keyboard not plugged in
(iii) Normal PC boot
(iv) Bad or disconnected speaker
(iv) Bad or disconnected speaker
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