Computer Knowledge Practice Question and Answer

Q:

'Spam' is a word related to which subject?

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  • 1
    Computer
    Correct
    Wrong
  • 2
    Art
    Correct
    Wrong
  • 3
    Music
    Correct
    Wrong
  • 4
    Sports
    Correct
    Wrong
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Answer : 1. "Computer"

Q:

Which of the following pair is Incorrect?

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  • 1
    10 MB-1024 KB
    Correct
    Wrong
  • 2
    1 GB-1024 MB
    Correct
    Wrong
  • 3
    1 TB-1024 GB
    Correct
    Wrong
  • 4
    1KB-1024 Bytes
    Correct
    Wrong
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Answer : 1. "10 MB-1024 KB"

Q:

A person who uses his or her expertise to gain access to other people's computers to get information illegally or do damages is a _______

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  • 1
    Hacker
    Correct
    Wrong
  • 2
    Analyst
    Correct
    Wrong
  • 3
    Instant Messenger
    Correct
    Wrong
  • 4
    Programmer
    Correct
    Wrong
  • 5
    Spammer
    Correct
    Wrong
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Answer : 1. "Hacker "

Q:

What is the full form of OTP?

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  • 1
    One the phone
    Correct
    Wrong
  • 2
    One Time Password
    Correct
    Wrong
  • 3
    Out to practice
    Correct
    Wrong
  • 4
    One Time Programmable
    Correct
    Wrong
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Answer : 2. "One Time Password"
Explanation :

1. The full form of OTP is One one-time password.

2. OTP is used as one of the additional security features for secure online transactions.

3. The OTP feature prevents certain types of identity theft by ensuring that a captured username/password pair cannot be used a second time.

4. The user's login name usually remains the same, and the one-time password changes with each login.

5. One-Time Password (aka One-Time Passcode) is a form of strong authentication, providing better security to eBanking, corporate networks, and other sensitive data systems.

Q:

Register is a high-speed memory element, which is located in -

1785 0

  • 1
    in memory of
    Correct
    Wrong
  • 2
    CPU
    Correct
    Wrong
  • 3
    input/output unit
    Correct
    Wrong
  • 4
    in ROM or EPROM
    Correct
    Wrong
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Answer : 4. "in ROM or EPROM"

Q:

Does an IP address contain?

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  • 1
    64 bits
    Correct
    Wrong
  • 2
    32 bits
    Correct
    Wrong
  • 3
    128 bits
    Correct
    Wrong
  • 4
    256 bits
    Correct
    Wrong
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Answer : 2. "32 bits "

Q:

BCC has full name in e-mail

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  • 1
    Best Carbon Copy
    Correct
    Wrong
  • 2
    blind carbon copy
    Correct
    Wrong
  • 3
    Better computer copy
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "blind carbon copy"

Q:

A serial port is_____

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  • 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."

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