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Computer Aptitude

COMPUTER HARDWARE MCQs

Total Questions : 350 | Page 8 of 35 pages
Question 71. What do you need to check serial and parallel port?
  1.    Port adapter
  2.    Logic probe
  3.    Loopback plug
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> Loopback plug
Question 72. You have a PC with no video* Which of the following is LEAST likely to be causing the problem?
  1.    defective RAM (bank zero)
  2.    defective microprocessor
  3.    crashed hard drive
  4.    loose video card
  5.    low AC outlet power
 Discuss Question
Answer: Option C. -> crashed hard drive
Question 73. To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:
  1.    DC voltage scale
  2.    AC voltage
  3.    OHM scale
  4.    Farad scale
  5.    None of the above
 Discuss Question
Answer: Option B. -> AC voltage
Question 74. You get a CMOS checksum error during bootup. What is most likely the cause?
  1.    power supply is bad
  2.    BIOS needs updating
  3.    CMOS battery is nearing end of life
  4.    hard drive types are incorrectly defined
  5.    None of the above
 Discuss Question
Answer: Option C. -> CMOS battery is nearing end of life
Question 75. On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?
  1.    9
  2.    11
  3.    13
  4.    15
  5.    None of the above
 Discuss Question
Answer: Option A. -> 9
Question 76. After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?
  1.    MEM /P
  2.    MEMMAKER
  3.    MEM /C
  4.    SYS:
  5.    None of the above
 Discuss Question
Answer: Option D. -> SYS:
Question 77. When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.
  1.    True
  2.    FALSE
  3.    MEM /C
  4.    SYS:
  5.    None of the above
 Discuss Question
Answer: Option B. -> FALSE
Question 78. What is a common language that computers use to talk with one another on a network
  1.    client
  2.    adapter
  3.    protocol
  4.    operating systems
  5.    None of the above
 Discuss Question
Answer: Option C. -> protocol
Question 79. When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.
  1.    True
  2.    FALSE
  3.    Mem386.sys
  4.    Ramdrive.sys
  5.    None of the above
 Discuss Question
Answer: Option B. -> FALSE
Question 80. Which DOS driver is used to emulate expanded memory?
  1.    Himem.sys
  2.    EMM386.exe
  3.    Mem386.sys
  4.    Ramdrive.sys
  5.    None of the above
 Discuss Question
Answer: Option B. -> EMM386.exe

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