Computer Knowledge Practice Question and Answer

Q:

Which of following is a pure object-oriented language? 

3519 0

  • 1
    C ++
    Correct
    Wrong
  • 2
    JAVA
    Correct
    Wrong
  • 3
    PHP
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 4. "None of these "

Q:

The basic architecture of computer was developed by________

3518 0

  • 1
    John Von Neumann
    Correct
    Wrong
  • 2
    Charles Babbage
    Correct
    Wrong
  • 3
    Blaise Pascal
    Correct
    Wrong
  • 4
    Gordon Moore
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "John Von Neumann "

Q: Which of the following memories needs refresh ? 3518 6

  • 1
    DRAM
    Correct
    Wrong
  • 2
    ROM
    Correct
    Wrong
  • 3
    SRAM
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 1. "DRAM"
Explanation :

Answer: A) DRAM Explanation:

Q:

What kind of intelligence is given to computers?

3510 0

  • 1
    Human
    Correct
    Wrong
  • 2
    Artificial
    Correct
    Wrong
  • 3
    pure
    Correct
    Wrong
  • 4
    Others
    Correct
    Wrong
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Answer : 2. "Artificial"

Q:

What are the major components of a CPU?

3487 0

  • 1
    Control Unit, Register Set, Arithmetic Logic Unit
    Correct
    Wrong
  • 2
    Control Unit, Memory Unit, Arithmetic Logic Unit
    Correct
    Wrong
  • 3
    Memory Unit, Arithmetic Logic Unit, Auxiliary Memory
    Correct
    Wrong
  • 4
    Register Set, Control Unit, Memory Unit
    Correct
    Wrong
  • 5
    Register Set, Control Unit, Auxiliary Memory
    Correct
    Wrong
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Answer : 2. "Control Unit, Memory Unit, Arithmetic Logic Unit"

Q:

Saving a file from the Internet to a computer is called:

3405 0

  • 1
    Downloading
    Correct
    Wrong
  • 2
    Uploading
    Correct
    Wrong
  • 3
    Storing
    Correct
    Wrong
  • 4
    Weblinking
    Correct
    Wrong
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Answer : 1. "Downloading"

Q:

Excel files have a default extension of:

3394 0

  • 1
    .wki
    Correct
    Wrong
  • 2
    .123
    Correct
    Wrong
  • 3
    .xls
    Correct
    Wrong
  • 4
    .xlw
    Correct
    Wrong
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Answer : 3. ".xls "

Q: Which type of memory is not directly addressable by the CPU and requires special software called EMS ? 3364 2

  • 1
    Expanded
    Correct
    Wrong
  • 2
    Base
    Correct
    Wrong
  • 3
    Conventional
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "Expanded"
Explanation :

Answer: A) Expanded Explanation:

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