Computer Knowledge Practice Question and Answer

Q:

Compact Disc Recordable (CDR) is a _______.

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  • 1
    Road Aaj Disk
    Correct
    Wrong
  • 2
    Write, erase, re-write disc
    Correct
    Wrong
  • 3
    Semi-conductor disc
    Correct
    Wrong
  • 4
    Write Once Road Many (WORM) Disk
    Correct
    Wrong
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Answer : 4. "Write Once Road Many (WORM) Disk"
Explanation :

1. Compact Disc Recordable (CDR) is a write-once-read-many (WORM) disc.

2. CD-R stands for Compact Disc Recordable and is a digital optical disc storage format.

3. A CD-R disc is a compact disc that can be written once and read multiple times freely.

Q:

The full form of ISP is:

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  • 1
    Internet Speed Provider
    Correct
    Wrong
  • 2
    Internet Service Protocol
    Correct
    Wrong
  • 3
    Internet Service Provider
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "Internet Service Provider"
Explanation :

1. IP address (Internet Protocol address) is a digital address used to identify a computer or device on the Internet or any other network.

2. IP address is a set of four numbers. It is in this format 191.150.1.38. Is visible in. The set of numbers for an IP address ranges from 0 to 255. That means the IP address ranges from 0.0.0.0 to 255.255.255.255.

Q:

How many pins are available in VGA Cable?

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  • 1
    11
    Correct
    Wrong
  • 2
    14
    Correct
    Wrong
  • 3
    15
    Correct
    Wrong
  • 4
    17
    Correct
    Wrong
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Answer : 3. " 15"

Q:

What is the capacity of computer?

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  • 1
    Low
    Correct
    Wrong
  • 2
    high
    Correct
    Wrong
  • 3
    limited
    Correct
    Wrong
  • 4
    Unlimited
    Correct
    Wrong
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Answer : 3. "limited"

Q:

In which of the following areas, a spreadsheet software is more useful?

1125 0

  • 1
    Psychology
    Correct
    Wrong
  • 2
    Publishing
    Correct
    Wrong
  • 3
    Statistics
    Correct
    Wrong
  • 4
    Message sending
    Correct
    Wrong
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Answer : 4. "Message sending "

Q:

……….. using keyboard keys to permanently delete a file/folder, it will also not be available in the Recycle Bin?

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  • 1
    Ctrl + Shift
    Correct
    Wrong
  • 2
    Shift + Esc
    Correct
    Wrong
  • 3
    Ctrl + Alt
    Correct
    Wrong
  • 4
    none of the above
    Correct
    Wrong
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Answer : 4. "none of the above"

Q:

Which button is used to enlarge the display of Windows?

1124 0

  • 1
    scroll box
    Correct
    Wrong
  • 2
    down size
    Correct
    Wrong
  • 3
    maximize
    Correct
    Wrong
  • 4
    minimize
    Correct
    Wrong
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Answer : 3. "maximize"

Q:

Which is NOT an Operating System?

1123 0

  • 1
    OS X
    Correct
    Wrong
  • 2
    Windows 7
    Correct
    Wrong
  • 3
    DOS
    Correct
    Wrong
  • 4
    C++
    Correct
    Wrong
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Answer : 4. "C++"

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