Computer Questions Practice Question and Answer

Q: Storage capacity of magnetic disk depends on 4648 2

  • 1
    disk pack in disk surface
    Correct
    Wrong
  • 2
    tracks per inch of surface
    Correct
    Wrong
  • 3
    bits per inch of tracks
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above"
Explanation :

Answer: D) All of the above Explanation: Magnetic disk is a kind of data storage device. Storage capacity of magnetic disk depends on  1. tracks per inch of surface 2. bits per inch of tracks 3. disk pack in disk surface   It can be shown as ::

Q: The germans calls this the 'spider monkey' and the italians call it the 'snail'.Which symbol is this? 7143 6

  • 1
    +
    Correct
    Wrong
  • 2
    @
    Correct
    Wrong
  • 3
    $
    Correct
    Wrong
  • 4
    #
    Correct
    Wrong
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Answer : 2. "@"
Explanation :

Answer: B) @ Explanation:

Q: Delayed payload of some viruses is also called as _____ 9434 2

  • 1
    Bomb
    Correct
    Wrong
  • 2
    Late - Virus
    Correct
    Wrong
  • 3
    Time
    Correct
    Wrong
  • 4
    Anti-virus
    Correct
    Wrong
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Answer : 1. "Bomb"
Explanation :

Answer: A) Bomb Explanation:

Q: The difference between a virus and a self-replicating program which is like a virus is that rather than creating copies of itself on only one system it propagate through computer network. What is that called as _____ 8077 2

  • 1
    Keylogger
    Correct
    Wrong
  • 2
    Worm
    Correct
    Wrong
  • 3
    Time Bomb
    Correct
    Wrong
  • 4
    Cracker
    Correct
    Wrong
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Answer : 2. "Worm"
Explanation :

Answer: B) Worm Explanation:

Q: What is the name of the virus that fool a user into downloading and executing them by pretending to be useful applications  ? 3218 2

  • 1
    Trojan horses
    Correct
    Wrong
  • 2
    Keylogger
    Correct
    Wrong
  • 3
    Worm
    Correct
    Wrong
  • 4
    File virus
    Correct
    Wrong
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Answer : 1. "Trojan horses"
Explanation :

Answer: A) Trojan horses Explanation:

Q: Why ABC computer is called so ? 4371 2

  • 1
    Because it was thought to be the first computer so named with first alphabets of English
    Correct
    Wrong
  • 2
    Because it was developed by Atanasoff and Berry
    Correct
    Wrong
  • 3
    Both of above are the reason to name the computer ABC
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 1. "Because it was thought to be the first computer so named with first alphabets of English"
Explanation :

Answer: A) Because it was thought to be the first computer so named with first alphabets of English Explanation:

Q: Which of the following is a true statement about Intranet and Internet ? 6218 0

  • 1
    Encryption is necessary
    Correct
    Wrong
  • 2
    They use similar protocol
    Correct
    Wrong
  • 3
    Speed is slow
    Correct
    Wrong
  • 4
    They use the same protocol
    Correct
    Wrong
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Answer : 4. "They use the same protocol"
Explanation :

Answer: D) They use the same protocol Explanation:

Q: The original ASCII code used ___________ bits of each byte, reserving that last bit for error checking ? 1288 0

  • 1
    5
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 3. "7"
Explanation :

Answer: C) 7 Explanation:

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