Computer Awareness Questions Practice Question and Answer

Q:

When did the world's first supercomputer be built?

1329 0

  • 1
    1981
    Correct
    Wrong
  • 2
    1980
    Correct
    Wrong
  • 3
    1976
    Correct
    Wrong
  • 4
    1995
    Correct
    Wrong
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Answer : 3. "1976"

Q:

Virus usually comes from the floppy disk left in the floppy disk drive.

1324 0

  • 1
    Trojan Horse
    Correct
    Wrong
  • 2
    Boot Sectors
    Correct
    Wrong
  • 3
    Script
    Correct
    Wrong
  • 4
    Logic Bomb
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "Boot Sectors"

Q:

A serial port is_____

1319 0

  • 1
    Only transfer information from a hard drive.
    Correct
    Wrong
  • 2
    Only transfer information to a hard drive.
    Correct
    Wrong
  • 3
    Transfer information both to and from a hard drive.
    Correct
    Wrong
  • 4
    Neither transfer information from nor to a hard drive.
    Correct
    Wrong
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Answer : 3. "Transfer information both to and from a hard drive."

Q:

Which data communication method is used to send data in both directions at the same time?

1305 0

  • 1
    Full duplex
    Correct
    Wrong
  • 2
    Simplex
    Correct
    Wrong
  • 3
    Half duplex
    Correct
    Wrong
  • 4
    Super duplex
    Correct
    Wrong
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Answer : 1. "Full duplex"

Q:

What is called the sharing of a medium and its path by 2 or more devices?

1297 0

  • 1
    Multiplexing
    Correct
    Wrong
  • 2
    Multiprocessing
    Correct
    Wrong
  • 3
    Multi-operating
    Correct
    Wrong
  • 4
    Multitasking
    Correct
    Wrong
  • 5
    Multisharing
    Correct
    Wrong
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Answer : 2. "Multiprocessing"

Q:

Ctrl + page up will take you to _______

1277 0

  • 1
    Previous sheet
    Correct
    Wrong
  • 2
    Next Sheet
    Correct
    Wrong
  • 3
    Last cell in the column
    Correct
    Wrong
  • 4
    First cell in the column
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "Previous sheet "

Q:

Which method is used in modern digital computer?

1276 0

  • 1
    Binary numeral system
    Correct
    Wrong
  • 2
    analog calculation method
    Correct
    Wrong
  • 3
    Decimal Number System
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 1. "Binary numeral system"

Q: Why is secondary storage needed? 1270 0

  • 1
    no need of power supply
    Correct
    Wrong
  • 2
    large storage capacity
    Correct
    Wrong
  • 3
    Both A & B
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Both A & B"
Explanation :

Answer: C) Both A & B Explanation: Secondary storage therefore needed because it is non-volatile, meaning it retains its contents without the need for a power supply. It also has the large storage capacity needed to store the operating system and all the programs and files needed by a modern computer system.

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