Computer Knowledge Practice Question and Answer

Q:

Which one of the following is a system software ?

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  • 1
    Database programs
    Correct
    Wrong
  • 2
    Word Processors
    Correct
    Wrong
  • 3
    Spreadsheets
    Correct
    Wrong
  • 4
    Compilers
    Correct
    Wrong
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Answer : 4. "Compilers"

Q:

Which of the following supports wireless communication ?

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  • 1
    GPRS
    Correct
    Wrong
  • 2
    Co-Axial Cable
    Correct
    Wrong
  • 3
    Optical Fiber
    Correct
    Wrong
  • 4
    Twisted Pair Wire
    Correct
    Wrong
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Answer : 1. "GPRS "

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:

Which is the first computer language developed to program?

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  • 1
    FORTRAN
    Correct
    Wrong
  • 2
    COBOL
    Correct
    Wrong
  • 3
    PASCAL
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 1. "FORTRAN"

Q:

What are the two types of output devices?

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  • 1
    Windows XP 3 Linux
    Correct
    Wrong
  • 2
    Floppy and CD
    Correct
    Wrong
  • 3
    Keyboard and mouse
    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: A 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:

Which among the following are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat?

1017 0

  • 1
    Router
    Correct
    Wrong
  • 2
    Mainframes
    Correct
    Wrong
  • 3
    Embedded computers
    Correct
    Wrong
  • 4
    Cache
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 3. "Embedded computers"

Q:

What is a computer grid?

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  • 1
    a hardware component of a computer
    Correct
    Wrong
  • 2
    a software infrastructure consisting of several computing entities
    Correct
    Wrong
  • 3
    a primitive form of supercomputer
    Correct
    Wrong
  • 4
    A hardware component for nuclear research
    Correct
    Wrong
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Answer : 2. "a software infrastructure consisting of several computing entities"

Q:

Mainly the following happens in Ms-outlook 2010?

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  • 1
    Calendar
    Correct
    Wrong
  • 2
    Task Manager
    Correct
    Wrong
  • 3
    Contact Manager
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above "
Explanation :

Ms-outlook 2010 mainly consists of the following.

- Calendar

- Task Manager

- Contact Manager

- All of the above

- Note taking

- A magazine

- Web browsing

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