Computer Knowledge Practice Question and Answer

Q:

What is the full Form of CAD?

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  • 1
    Computer Automatic Design
    Correct
    Wrong
  • 2
    Computer Aided Design
    Correct
    Wrong
  • 3
    Computer Automatic Decode
    Correct
    Wrong
  • 4
    Computer Aided Decode
    Correct
    Wrong
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Answer : 2. "Computer Aided Design"

Q: What is an error in a program called 2528 0

  • 1
    Power fail
    Correct
    Wrong
  • 2
    Crash
    Correct
    Wrong
  • 3
    Virus
    Correct
    Wrong
  • 4
    Bug
    Correct
    Wrong
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Answer : 4. "Bug"
Explanation :

Answer: D) Bug Explanation: In computer technology, a coding error in a computer program is called a bug.

Q:

______is a layer of computer system between the hardware and the user program. 

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  • 1
    System environment
    Correct
    Wrong
  • 2
    Operational environment
    Correct
    Wrong
  • 3
    Operating system
    Correct
    Wrong
  • 4
    Operating environment
    Correct
    Wrong
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Answer : 3. "Operating system "

Q:

Computer process data into information by working exclusively with: 

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  • 1
    Characters
    Correct
    Wrong
  • 2
    Numbers
    Correct
    Wrong
  • 3
    Multimedia
    Correct
    Wrong
  • 4
    Words
    Correct
    Wrong
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Answer : 2. "Numbers "

Q:

Which is the other name for LAN Card? 

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  • 1
    Network connector
    Correct
    Wrong
  • 2
    Internet Card
    Correct
    Wrong
  • 3
    MODEM
    Correct
    Wrong
  • 4
    NIC
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "NIC "

Q: The resolution of a printer is measured in 2484 0

  • 1
    DPI
    Correct
    Wrong
  • 2
    Megabits
    Correct
    Wrong
  • 3
    Hertz
    Correct
    Wrong
  • 4
    Inches
    Correct
    Wrong
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Answer : 1. "DPI"
Explanation :

Answer: A) DPI Explanation: Dots per inch (DPI, or dpi) is a measure of spatial printing or video or image scanner dot density, in particular the number of individual dots that can be placed in a line within the span of 1 inch (2.54 cm).

Q:

Which short cut key inserts a new slide in current presentation?

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  • 1
    Ctrl+N
    Correct
    Wrong
  • 2
    Ctrl+M
    Correct
    Wrong
  • 3
    Ctrl+S
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Ctrl+M"

Q:

How does Le-Hard Virus come into existence?

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  • 1
    hardware
    Correct
    Wrong
  • 2
    Software
    Correct
    Wrong
  • 3
    command.com
    Correct
    Wrong
  • 4
    FRIDAY 13
    Correct
    Wrong
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Answer : 3. "command.com"

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