Computer Knowledge Practice Question and Answer

Q:

Which of the following is not a basic function of computer?

1371 0

  • 1
    Process data
    Correct
    Wrong
  • 2
    Scanning text
    Correct
    Wrong
  • 3
    Accepting input
    Correct
    Wrong
  • 4
    storing data
    Correct
    Wrong
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Answer : 2. "Scanning text"

Q:

Delayed payload of some virus is called-

1370 0

  • 1
    Time
    Correct
    Wrong
  • 2
    Anti-virus
    Correct
    Wrong
  • 3
    Bomb
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Bomb"
Explanation :

 In the context of computer viruses or malware, a time bomb is a type of malicious code that is programmed to execute a harmful action at a specific date and time or after a certain period has elapsed. This delayed activation makes it challenging to detect and prevent the attack until it's too late.

Q:

Choose the correct option according to the increasing order of storage capacity?

1368 0

  • 1
    CD-RW< DVD< Blu Ray Disc< Hard Disk
    Correct
    Wrong
  • 2
    CD-RW-DVD< Hard Disc< Blu Ray Disc
    Correct
    Wrong
  • 3
    CD-RW< Blu Ray Disc< DVD< Hard Disk
    Correct
    Wrong
  • 4
    CD-RW< Blu Ray Disc< DVD< Hard Disk
    Correct
    Wrong
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Answer : 1. "CD-RW< DVD< Blu Ray Disc< Hard Disk"

Q:

If you receive a mail asking for your username and password, what will you do in such a situation?

1366 0

  • 1
    report it as phishing/spam through your email provider
    Correct
    Wrong
  • 2
    delete the message
    Correct
    Wrong
  • 3
    reply to the message with your email and password.
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 1. "report it as phishing/spam through your email provider"

Q:

Input is converted into output?

1365 0

  • 1
    memory
    Correct
    Wrong
  • 2
    CPU
    Correct
    Wrong
  • 3
    input and output
    Correct
    Wrong
  • 4
    Peripherals
    Correct
    Wrong
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Answer : 2. "CPU"

Q:

What is the smallest unit of computer data?

1364 0

  • 1
    bit
    Correct
    Wrong
  • 2
    byte
    Correct
    Wrong
  • 3
    record
    Correct
    Wrong
  • 4
    file
    Correct
    Wrong
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Answer : 1. "bit "

Q:

Choose the correct E-mail address format from the following:

1363 0

  • 1
    XYZ_gmail.com
    Correct
    Wrong
  • 2
    gmail.com_XYZ
    Correct
    Wrong
  • 3
    gmail.com@XYZ
    Correct
    Wrong
  • 4
    XYZ@gmail.com
    Correct
    Wrong
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Answer : 4. "XYZ@gmail.com"

Q:

Which network topology requires a "Hub" for its working? 

1358 0

  • 1
    Ring
    Correct
    Wrong
  • 2
    Bus
    Correct
    Wrong
  • 3
    Star
    Correct
    Wrong
  • 4
    Both Bus and Star
    Correct
    Wrong
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Answer : 3. "Star "

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