Computer Knowledge Practice Question and Answer

Q: Which of the following is not a function of the Control Unit? 5256 0

  • 1
    Interpret instructions
    Correct
    Wrong
  • 2
    Read instructions
    Correct
    Wrong
  • 3
    Execute instructions
    Correct
    Wrong
  • 4
    Direct operations
    Correct
    Wrong
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Answer : 2. "Read instructions"
Explanation :

Answer: B) Read instructions Explanation: Control Unit can perform the functions Interpret instructions, Execute instructions and Direct operations. But Reading instructions is not a function of the Control Unit.

Q:

Information travels between components on the mother board through

5106 3

  • 1
    Flash memory
    Correct
    Wrong
  • 2
    CMOS
    Correct
    Wrong
  • 3
    Bays
    Correct
    Wrong
  • 4
    Buses
    Correct
    Wrong
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Answer : 3. "Bays"

Q: The two kinds of Main Memory are 5079 2

  • 1
    Random and sequential
    Correct
    Wrong
  • 2
    ROM and RAM
    Correct
    Wrong
  • 3
    Primary and secondary
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 2. "ROM and RAM"
Explanation :

Answer: B) ROM and RAM Explanation: The main memory is defined as the central storage in a computer. (noun) An example of the main memory is where programs and data are kept when the processor is actively using them.   The main storage region of a computer, to which the central processor has immediate or direct access is of two kinds. They are :: RAM -- Random Access Memory ROM -- Read Only Memory.

Q:

Which of the following is not a font style?

5048 0

  • 1
    Bold
    Correct
    Wrong
  • 2
    Italics
    Correct
    Wrong
  • 3
    Regular
    Correct
    Wrong
  • 4
    Superscript
    Correct
    Wrong
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Answer : 4. "Superscript"

Q:

The CPU and memory are located on the: 

5034 0

  • 1
    Storage device
    Correct
    Wrong
  • 2
    Output
    Correct
    Wrong
  • 3
    Expansion board
    Correct
    Wrong
  • 4
    Motherboard
    Correct
    Wrong
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Answer : 4. "Motherboard "

Q:

Word processing, spreadsheet and photo editing are example of 

5003 0

  • 1
    Platforms software
    Correct
    Wrong
  • 2
    Operating system software
    Correct
    Wrong
  • 3
    Application software
    Correct
    Wrong
  • 4
    System software
    Correct
    Wrong
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Answer : 3. "Application software "

Q:

Which part of a computer is used for calculation and comparison?

4995 1

  • 1
    Disc Unit
    Correct
    Wrong
  • 2
    Modem
    Correct
    Wrong
  • 3
    ALU
    Correct
    Wrong
  • 4
    Control Unit
    Correct
    Wrong
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Answer : 3. "ALU"

Q: The unit MIPS is used to measure the speed of a___. 4931 2

  • 1
    Disk drive
    Correct
    Wrong
  • 2
    Tape drive
    Correct
    Wrong
  • 3
    Printer
    Correct
    Wrong
  • 4
    Processor
    Correct
    Wrong
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Answer : 4. "Processor"
Explanation :

Answer: D) Processor Explanation: MIPS refers millions instruction per sec and is used to measure the speed of Processor.

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