Computer Knowledge Practice Question and Answer

Q:

Write data (eg music, photos, documents etc.) on CD or DVD The process is commonly called?

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  • 1
    Firing
    Correct
    Wrong
  • 2
    burning
    Correct
    Wrong
  • 3
    Smoking
    Correct
    Wrong
  • 4
    Watering
    Correct
    Wrong
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Answer : 2. "burning"
Explanation :

1. Digital Versatile Disc (DVD), sometimes also known as Digital Video Disc (DVD), is an optical disc storage media format for storing digital data.

2. DVD offers higher storage capacity than compact disc (CD) when having the same size.

3. It is a digital optical dose storage format. It can be used for storing video, audio, images or data.

Q:

The basic structure of computer was developed by?

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  • 1
    John Maukley
    Correct
    Wrong
  • 2
    Jacquard
    Correct
    Wrong
  • 3
    Charles Babbage
    Correct
    Wrong
  • 4
    Blaise Pascal
    Correct
    Wrong
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Answer : 3. "Charles Babbage"

Q:

What is the meaning of KB attached to the computer?

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  • 1
    Kit Bit
    Correct
    Wrong
  • 2
    Key Block
    Correct
    Wrong
  • 3
    Kilobyte
    Correct
    Wrong
  • 4
    Kernel Boot
    Correct
    Wrong
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Answer : 3. "Kilobyte"

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:

What happens when the data is changed in multiple lists and all the lists are not updated?

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  • 1
    Data redundancy
    Correct
    Wrong
  • 2
    Information overload
    Correct
    Wrong
  • 3
    Duplicate data
    Correct
    Wrong
  • 4
    Data inconsistency
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "Data inconsistency"

Q:

What is the primary difference between virus and worm?

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  • 1
    A worm has the ability to self-propagate from the infected computer of the user to other computers.
    Correct
    Wrong
  • 2
    The worm is usually written by a cracker - script bunnies do not have the skill of worm program development
    Correct
    Wrong
  • 3
    Viruses are very harmful for the computers it infects; Worm is not such a serious problem.
    Correct
    Wrong
  • 4
    Antivirus is effective for fighting software, not for fighting worms
    Correct
    Wrong
  • 5
    None of the above
    Correct
    Wrong
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Answer : 2. "The worm is usually written by a cracker - script bunnies do not have the skill of worm program development"

Q:

If you want to share broadband internet connection, you have to install _________ on the network.

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  • 1
    Router
    Correct
    Wrong
  • 2
    Modem
    Correct
    Wrong
  • 3
    Node
    Correct
    Wrong
  • 4
    Cable
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "Modem"

Q:

Which software controls the hardware of the computer?

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  • 1
    Application
    Correct
    Wrong
  • 2
    Program
    Correct
    Wrong
  • 3
    System
    Correct
    Wrong
  • 4
    Memory
    Correct
    Wrong
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Answer : 3. "System"

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