Computer Hardware MCQ

Computer Hardware MCQ

  • Admin
  • 17th Apr, 2021

Computer Hardware MCQ Questions

Following are mostly asked Computer hardware MCQ test that are designed for professionals like you to crack you interviews. You can take this Computer hardware online test before appearing to you real interview. This Computer hardware quiz there are around 30+ multiple choice questions on Computer hardware with four options.

1) RAM' stands for:

  • A. Read Access Memory
  • B. Read Arithmetic Memory
  • C. Random Arithmetic Memory
  • D. Random Access Memory

2) Central Processing Unit (CPU) consists of

  • A. Arithmetic and logic unit
  • B. Control unit
  • C. Main store
  • D. All of the above

3) 'Main store' of CPU is also called:

  • A. Temporary memory
  • B. Both C and D
  • C. Immediate access store
  • D. Main memory

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

  • A. The same address as the SCSI device before the CD-ROM
  • B. SCSI ID=1
  • C. An unused SCSI address
  • D. B0007

5) A product is used to clean smudged keys on a keyboard?

  • A. Denatured alcohol
  • B. All-purpose cleaner
  • C. Silicone spray
  • D. TMC solvent
Download Free : Computer Hardware MCQ PDF

6) ESD would cause the most damage to which component?

  • A. Monitor
  • B. Power supply
  • C. Expansion board
  • D. Keyboard

7) What could cause a fixed disk error?

  • A. Incorrect CMOS settings
  • B. Slow processor
  • C. Bad ram
  • D. No-CD installed

8) Missing slot covers on a computer can cause?

  • A. Incomplete path for ESD
  • B. EMI
  • C. Power surges
  • D. Over heat

9) When installing PCI NICS you can check the IRQ availability by looking at:

  • A. Jumper setting
  • B. Motherboard BIOS
  • C. Dip Switches
  • D. None of the above

10) With respect to a network interface card, the term 10/100 refers to:

  • A. Megabites per second
  • B. Minimum and maximum server speed
  • C. A fiber speed
  • D. A protocol speed

11) Which Motherboard form factor uses one 20 pin connector:

  • A. BABY AT
  • B. AT
  • C. ATX
  • D. All of the above

12) A hard disk is divided into tracks which are further subdivided into:

  • A. Sectors
  • B. Clusters
  • C. Vectors
  • D. None of the above

13) A wrist grounding strap contains which of the following:

  • A. Resistor
  • B. Capacitor
  • C. Surge protector
  • D. None of the above

14) Which standard govern parallel communications?

  • A. CAT 5
  • B. IEEE 1284
  • C. RS-232a
  • D. RS232

15) In laser printer technology, what happens during the conditioning stage?

  • A. A uniform negative charge is placed on the toner
  • B. ALL of the above
  • C. A uniform negative charge is placed on the photosensitive drum
  • D. None of the above

16) Which peripheral port provides the FASTEST throughput to laser printers?

  • A. Serial
  • B. Parallel
  • C. SCSI
  • D. None of the above

17) The mouse pointer moves erratically, what is the possible cause?

  • A. An incorrect IRQ setting
  • B. Not connected
  • C. Driver is not installed properly
  • D. Ball is dirty

18) Voltage 4s measured:

  • A. After breaking the circuit
  • B. After checking the resistance
  • C. In parallel
  • D. After checking current

19) The 34-pin connection on an I/O card is for?

  • A. SCSI drive
  • B. Zip drive
  • C. IDE drive
  • D. Floppy drive

20) The terms "orange book", "yellow book", "red book"and refer to:

  • A. SCSI
  • B. Floppy drive technology
  • C. IDE
  • D. CD-ROM standards

21) On the 16-bit ISA bus, IRQ2 is elevated to which higher level Interrupt?

  • A. 8
  • B. 12
  • C. 9
  • D. 14

22) What beep codes could indicate a system board or power supply failure?

  • A. No beep
  • B. steady long beeps
  • C. steady short beep
  • D. All of the above

23) Which part of the laser printer should NOT be exposed to sunlight?

  • A. Primary corona wire
  • B. Toner cartridge
  • C. PC drum
  • D. Transfer corona assembly

24) Resistance is measured in:

  • A. Watts
  • B. Ohms
  • C. Amps
  • D. Volts

25) In Inkjet technology the droplets of ink are deflected by?

  • A. Electronically charged plates
  • B. Electro static absorbtion
  • C. high pressure plates
  • D. Multi directional nozzles

26) What tool is used to test serial and parallel ports?

  • A. loop backs (wrap plugs)
  • B. High volt probe
  • C. Cable scanner
  • D. Sniffer

27) What voltage does a Pentium system use?

  • A. +7 volts
  • B. +3.3 volts
  • C. +13 volts
  • D. +8 volts

28) Which provides the fastest access to large video files?

  • A. SCSI hard drives
  • B. IDE hard drives
  • C. Optical drives
  • D. EIDE drives

29) On the PC side, the printer port is a:

  • A. 15 pin female serial connector
  • B. 25 pin female parallel connector
  • C. 15 pin female parallel connector
  • D. 25 pin female serial connector

30) The best way to protect your hard drive data?

  • A. Run scandisk at least once a week
  • B. Periodically defrag it
  • C. Regular backups
  • D. Run a regular diagnostic

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