Computer Awareness Practice Question and Answer

Q:

OCR stands for………..

1945 1

  • 1
    Optical Character Recognition
    Correct
    Wrong
  • 2
    Optical CPU Recognition
    Correct
    Wrong
  • 3
    Optimal Character Recognition
    Correct
    Wrong
  • 4
    Other Character Recognition
    Correct
    Wrong
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Answer : 1. "Optical Character Recognition"

Q:

Which of the following are the cheapest memory devices in terms of cost/bit? 

1789 0

  • 1
    Magnetic Tapes
    Correct
    Wrong
  • 2
    Compact Disk
    Correct
    Wrong
  • 3
    Semiconductor Memories
    Correct
    Wrong
  • 4
    Magnetic Disk
    Correct
    Wrong
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Answer : 2. "Compact Disk "

Q:

SMPS stands for

4737 2

  • 1
    Switched mode power supply
    Correct
    Wrong
  • 2
    Start mode power supply
    Correct
    Wrong
  • 3
    Store mode power supply
    Correct
    Wrong
  • 4
    Single mode power supply
    Correct
    Wrong
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Answer : 1. "Switched mode power supply"

Q:

The ……………..control communications for the entire computer system.

4350 3

  • 1
    Arithmetic logic unit
    Correct
    Wrong
  • 2
    Semiconductor
    Correct
    Wrong
  • 3
    Motherboard
    Correct
    Wrong
  • 4
    Coprocessor
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 3. "Motherboard"

Q:

The device used to carry digital data on analog lines is called as

14040 1

  • 1
    Modem
    Correct
    Wrong
  • 2
    Multiplexer
    Correct
    Wrong
  • 3
    Modulator
    Correct
    Wrong
  • 4
    Demodulator
    Correct
    Wrong
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Answer : 1. "Modem"

Q:

Information travels between components on the mother board through

4375 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:

A microprocessor is the brain of the computer and is also called a(n)……… 

7579 0

  • 1
    Microchip
    Correct
    Wrong
  • 2
    Macrochip
    Correct
    Wrong
  • 3
    Macroprocessor
    Correct
    Wrong
  • 4
    Calculator
    Correct
    Wrong
  • 5
    Software
    Correct
    Wrong
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Answer : 1. "Microchip"

Q:

Which one of the following converts assembly language into machine language? 

9970 2

  • 1
    Algorithm
    Correct
    Wrong
  • 2
    Interpreter
    Correct
    Wrong
  • 3
    Compiler
    Correct
    Wrong
  • 4
    Assembler
    Correct
    Wrong
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Answer : 4. "Assembler "

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