Computer Hardware MCQ Test - Set 08 - ObjectiveBooks

Computer Hardware MCQ Test - Set 08

Practice Test: Question Set - 08


1. Which is the most difficult environmentally to dispose of?
    (A) Floppy drives
    (B) Hard drives
    (C) Power supplies
    (D) CRTs

2. ESD potential decreases with the use of:
    (A) De-ionizing fans
    (B) A wrist strap
    (C) Rubber gloves with matching cap
    (D) A static meter

3. During preventative maintenance on a dot matrix printer, do NOT lubricate:
    (A) Platen assembly
    (B) Print head pulley
    (C) Print head pins
    (D) Paper advance gear bushings

4. During the boot process, a system first counts memory from where?
    (A) Expansion memory board
    (B) Video adapter
    (C) System board
    (D) Cache

5. One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:
    (A) The device that sends the monitor signals telling it what to display
    (B) The area that regulates all of the system power usage
    (C) The area where all the of the Basic input/output routines are stored
    (D) The area where all of the processing takes place

6. The ESD wrist strap is designed to protect PC Components or Service Technicians?
    (A) PC Components
    (B) Service Technicians
    (C) Both (a) and (b)
    (D) None of the above

7. Which provides the fastest access to large video files?
    (A) Optical drives
    (B) IDE hard drives
    (C) SCSI hard drives
    (D) EIDE hard drives

8. In laser technology, what happens during the transfer stage?
    (A) Residual toner is transferred to the waste receptacle
    (B) The laser transfers the image from the drum to the paper
    (C) The image is transferred from the drum to the paper
    (D) A negative charge is transferred to the surface of the drum

9. Which step should you perform first before discharging a CRT?
    (A) Remove the CRT from its housing
    (B) Disconnect the CRT from the computer
    (C) Remove the video assembly
    (D) Turn power off before removing power source

10. How many standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
    (A) 4
    (B) 8
    (C) 12
    (D) 16

11. If the voltage on pin 1 of the power supply is not in the range of _______ volts, the PC will not boot.
    (A) 10 - 20
    (B) 1 - 5
    (C) 50 - 110
    (D) 2.5 - 5

12. Resistance is measured in ohm.
    (A) True
    (B) False

13. How many devices does USB support?
    (A) 127
    (B) 125
    (C) 100
    (D) 225

14. What IRQ is used for COM 2?
    (A) 1
    (B) 2
    (C) 3
    (D) 4

15. A workstation has just been installed on an Ethernet LAN, but cannot communicate with the network. What should you check first?
    (A) Reinstall the network protocols
    (B) Reinstall the network interface card driver
    (C) Verify the ip configuration on the workstation
    (D) Verify the link status on the computer's network card

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