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Computer Aptitude

COMPUTER HARDWARE MCQs

Total Questions : 350 | Page 15 of 35 pages
Question 141. The digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.
  1.    0
  2.    0.02
  3.    0.2
  4.    2
  5.    None of the above
 Discuss Question
Answer: Option A. -> 0
Question 142. IDE cables have how many pins?
  1.    25
  2.    50
  3.    100
  4.    40
  5.    65
 Discuss Question
Answer: Option D. -> 40
Question 143. Which of the following statements is true?
  1.    Two SCSI devices connected to a computer can have the same ID if they are both hard drives.
  2.    Each SCSI device must have its own ID
  3.    All SCSI devices must have the same ID
  4.    SCSI ID's are irrelevant
  5.    None of the above
 Discuss Question
Answer: Option B. -> Each SCSI device must have its own ID
Question 144. What is the recommended way to fix the registry description for the printer driver
  1.    Delete the spool file
  2.    Run regedit.exe and remove any reference to the printers
  3.    Run sysedit.exe and remove any reference to the printers
  4.    Remove the printer driver and re¬install it
  5.    None of the above
 Discuss Question
Answer: Option D. -> Remove the printer driver and re¬install it
Question 145. An important first step in troubleshooting which component in a laser printer is causing a jam is to:
  1.    note where in the paper path the paper stops
  2.    check all voltages
  3.    look up error codes
  4.    turn the printer off, then on again
  5.    remove the jammed paper
 Discuss Question
Answer: Option A. -> note where in the paper path the paper stops
Question 146. What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
  1.    fuse
  2.    led display
  3.    adjustment switch
  4.    led display cable
  5.    None of the above
 Discuss Question
Answer: Option B. -> led display
Question 147. Which of the following items would require you t.o comply with EPA disposal guidelines?
  1.    Keyboard
  2.    System board
  3.    Power supply
  4.    Battery
  5.    None of the above
 Discuss Question
Answer: Option D. -> Battery
Question 148. 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 all 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 149. On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
  1.    In the modem
  2.    In the phone line
  3.    In the computer
  4.    In the DTC equipment
  5.    None of the above
 Discuss Question
Answer: Option B. -> In the phone line
Question 150. What IRQ is used for COM 2?
  1.    4
  2.    3
  3.    2
  4.    1
  5.    None of the above
 Discuss Question
Answer: Option B. -> 3

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