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Computer Aptitude

COMPUTER HARDWARE MCQs

Total Questions : 350 | Page 18 of 35 pages
Question 171. What configuration should a Volt-Ohm meter he set to when testing a fuse?
  1.    DC volts
  2.    AC volts
  3.    Amperage
  4.    Ohms
  5.    None of the above
 Discuss Question
Answer: Option D. -> Ohms
Question 172. The buffers statement is found in what file?
  1.    Config.sys
  2.    Autoexec.ncf
  3.    Autoexec.bat
  4.    Neb.cfg
  5.    None of the above
 Discuss Question
Answer: Option A. -> Config.sys
Question 173. What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
  1.    Replacing the ribbon
  2.    Replacing the timing belt
  3.    Adjusting the paper feed tension
  4.    Adjusting the tractor feed tension
  5.    None of the above
 Discuss Question
Answer: Option A. -> Replacing the ribbon
Question 174. What are the most likely conditions for ESD?
  1.    Hot and dry
  2.    Hot and wet
  3.    Cold and dry
  4.    Cold and wet
  5.    None of the above
 Discuss Question
Answer: Option B. -> Hot and wet
Question 175. If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot.
  1.    Oct-20
  2.    01-May
  3.    50 - 110
  4.    15 - 25
  5.    2.5 - 5
 Discuss Question
Answer: Option E. -> 2.5 - 5
Question 176. What is the i/o address for com3?
  1.    3e8
  2.    345
  3.    ff8
  4.    5.00E+08
  5.    be8
 Discuss Question
Answer: Option A. -> 3e8
Question 177. The following process determines the amount of memory present, the date/ time, and which communications ports and display adapters are installed in a microcomputer?
  1.    Start-up utility test
  2.    Power on Self Test
  3.    Power up boot process
  4.    Power on start up process
  5.    None of the above
 Discuss Question
Answer: Option B. -> Power on Self Test
Question 178. In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.
  1.    Last 64k of conventional
  2.    Last 64k of extended
  3.    First 64k above conventional
  4.    First 64k of extended
  5.    None of the above
 Discuss Question
Answer: Option D. -> First 64k of extended
Question 179. In addition to I/O port addresses, SCSI adapters also use a range of ROM addresses for their onboard BIOS.
  1.    True
  2.    FALSE
  3.    9 pin female port
  4.    25 pin male port
  5.    None of the above
 Discuss Question
Answer: Option A. -> True
Question 180. A capacitor is measured in which of the following units?
  1.    Volts
  2.    Ohms
  3.    Farads
  4.    Resistance
  5.    None of the above
 Discuss Question
Answer: Option C. -> Farads

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