Computer Questions Practice Question and Answer

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 _____ 515 1

  • 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 "Trend Micro" ? 259 1

  • 1
    Name of an insect
    Correct
    Wrong
  • 2
    It is an electronic machine
    Correct
    Wrong
  • 3
    It is anti-virus software
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 3. "It is anti-virus software"
Explanation :

Answer: C) It is anti-virus software Explanation:

Q: What command is used to count the total number of lines, words, and characters contained in a file ? 270 1

  • 1
    wc
    Correct
    Wrong
  • 2
    count p
    Correct
    Wrong
  • 3
    wcount
    Correct
    Wrong
  • 4
    countw
    Correct
    Wrong
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Answer : 1. "wc"
Explanation :

Answer: A) wc Explanation:

Q: What is the name of the virus that fool a user into downloading and executing them by pretending to be useful applications  ? 294 1

  • 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 ? 302 1

  • 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: How do you display current date and time in MS Excel ? 322 2

  • 1
    Time ()
    Correct
    Wrong
  • 2
    Now ()
    Correct
    Wrong
  • 3
    Date ()
    Correct
    Wrong
  • 4
    Today ()
    Correct
    Wrong
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Answer : 2. "Now ()"
Explanation :

Answer: B) Now () Explanation: To display current date and time in MS Excel, we use Now() method.

Q: Which of the following is a true statement about Intranet and Internet ? 242 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 symbols used in an assembly language are called ? 219 0

  • 1
    Assembler
    Correct
    Wrong
  • 2
    Mnemonics
    Correct
    Wrong
  • 3
    Codes
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 2. "Mnemonics"
Explanation :

Answer: B) Mnemonics Explanation:

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