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Computer Aptitude

COMPUTER HARDWARE MCQs

Total Questions : 350 | Page 11 of 35 pages
Question 101. When installing an internal modem, all of the following IRQ's can be used except?
  1.    5
  2.    10
  3.    14
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> 14
Question 102. An IRQ allow interface cards to:
  1.    Interrupt the CPU to request service
  2.    Pass data to the CPU to be processed
  3.    Pass data from one card to another
  4.    Pass data to the computers memory
  5.    None of the above
 Discuss Question
Answer: Option A. -> Interrupt the CPU to request service
Question 103. One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:
  1.    The device that sends the monitor signals telling it what to display
  2.    The area that regulates all of the system power usage
  3.    The area where ail the of the Basic input/output routines are stored
  4.    The area where all of the processing takes place
  5.    None of the above
 Discuss Question
Answer: Option D. -> The area where all of the processing takes place
Question 104. A workstation has just been installed on an Ethernet LAN, but cannot communicate with the network. What should you check first?
  1.    reinstall the network protocols
  2.    reinstall the network interface card driver
  3.    verify the ip configuration on the workstation
  4.    verify the link status on the computer's network card
  5.    None of the above
 Discuss Question
Answer: Option D. -> verify the link status on the computer's network card
Question 105. What is the i/o address for com2?
  1.    2vb
  2.    2f8
  3.    8f8
  4.    330
 Discuss Question
Answer: Option B. -> 2f8
Question 106. The ESD wrist strap is designed to protect PC Components or Service Technicians ?
  1.    PC Components
  2.    Service Technicians
  3.    Both
  4.    None of the Above
 Discuss Question
Answer: Option C. -> Both
Question 107. You can have EISA and MCA devices in the same PC.
  1.    True
  2.    FALSE
 Discuss Question
Answer: Option B. -> FALSE
Question 108. The DC voltage on most circuit boards is:
  1.    -12 volts
  2.    0 volts
  3.    +5 volts
  4.    +12 volts
  5.    None of the above
 Discuss Question
Answer: Option C. -> +5 volts
Question 109. The floppy drive uses which DMA (direct memory access) channel?
  1.    5
  2.    4
  3.    1
  4.    9
  5.    2
 Discuss Question
Answer: Option E. -> 2
Question 110. A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?
  1.    The cables are attached firmly
  2.    The external drive has been pre¬loaded with the appropriate software
  3.    The external drive was attached before the computer was on
  4.    The external drive is turned on
  5.    All of the above
 Discuss Question
Answer: Option E. -> All of the above

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