Computer Knowledge Practice Question and Answer

Q:

Which type of memory improves processing by acting as a temporary high-speed holding area between the memory and the CPU?

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  • 1
    Cache memory
    Correct
    Wrong
  • 2
    Flash memory
    Correct
    Wrong
  • 3
    RAM
    Correct
    Wrong
  • 4
    ROM
    Correct
    Wrong
  • 5
    PROM
    Correct
    Wrong
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Answer : 1. "Cache memory "

Q:

An example of an output device is:

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  • 1
    Scanner
    Correct
    Wrong
  • 2
    plotter
    Correct
    Wrong
  • 3
    tape
    Correct
    Wrong
  • 4
    Software
    Correct
    Wrong
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Answer : 2. "plotter"

Q:

The process of copying files to a CD is called.

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  • 1
    Storing
    Correct
    Wrong
  • 2
    Coping
    Correct
    Wrong
  • 3
    burning
    Correct
    Wrong
  • 4
    Pasting
    Correct
    Wrong
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Answer : 3. "burning"
Explanation :

The process of copying files to a CD is called burning.

1. The full form of CD ROM is Compact Disc Read Only Memory. It is a storage device that can contain data as well as media files.

2. Burning is the process of copying media files like movies, pictures, etc. to a CD.

3. Ripping is the process of copying media files from a CD to a computer.

4. Zipping is the process that compresses a file into a folder to reduce the space used.

5. Digitization is converting information into digital format.

Q:

What is called data in computer?

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  • 1
    to the sign
    Correct
    Wrong
  • 2
    the number
    Correct
    Wrong
  • 3
    given information
    Correct
    Wrong
  • 4
    sign and numerical information
    Correct
    Wrong
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Answer : 4. "sign and numerical information"

Q:

There are two types of output devices:

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  • 1
    keyboard and mouse
    Correct
    Wrong
  • 2
    Windows 2000 and Windows NT
    Correct
    Wrong
  • 3
    Floppy disk and CD
    Correct
    Wrong
  • 4
    Monitor and Printer
    Correct
    Wrong
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Answer : 4. "Monitor and Printer"
Explanation :

An output device is a computer hardware device that displays or reproduces information processed by a computer in human-readable form. Output devices usually receive information from the computer through an input device, such as a mouse or keyboard.

Some examples of output devices include-

1. Monitor: A monitor is a visual output device that displays images generated by a computer.

2. Printer: A printer is a physical output device that prints computer-generated documents on paper.

3. Speaker: Speaker is an audio output device that reproduces the sound produced by the computer.

4. Headphone: A headphone is a personal audio output device that reproduces the sound generated by a computer solely for the user to hear.

5. Projector: A projector is similar to a monitor, but it projects images onto a larger screen.

6. GPS Device: A GPS device is an output device that displays its current location to the user on a map or other view.

7. Braille Reader: A Braille reader is an output device that displays computer-generated information in Braille for visually impaired people.

Q:

The computer’s processor consist of the following parts__________.? 

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  • 1
    Main memory and storage
    Correct
    Wrong
  • 2
    Operating system and applications
    Correct
    Wrong
  • 3
    CPU and Register
    Correct
    Wrong
  • 4
    Hard disk and floppy drive
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 3. "CPU and Register "

Q:

Where is India's super computer ' PARAM ' located?

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  • 1
    Chennai
    Correct
    Wrong
  • 2
    Pune
    Correct
    Wrong
  • 3
    Bengaluru
    Correct
    Wrong
  • 4
    Kolkata
    Correct
    Wrong
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Answer : 2. "Pune "

Q:

In computer “.MOV” extension refers to___

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  • 1
    Audio File
    Correct
    Wrong
  • 2
    MS office Document
    Correct
    Wrong
  • 3
    Image File
    Correct
    Wrong
  • 4
    Animation/Movie File
    Correct
    Wrong
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Answer : 4. "Animation/Movie File"

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