Computer GK Practice Question and Answer

Q:

Which of the following is not a type of projector

615 0

  • 1
    video projector
    Correct
    Wrong
  • 2
    slide projector
    Correct
    Wrong
  • 3
    gray-scroll-projector
    Correct
    Wrong
  • 4
    movie projector
    Correct
    Wrong
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Answer : 3. "gray-scroll-projector"

Q:

Following is the control groups in Animation Tab of Microsoft PowerPoint 2010:

612 0

  • 1
    Preview
    Correct
    Wrong
  • 2
    Animation
    Correct
    Wrong
  • 3
    Timing
    Correct
    Wrong
  • 4
    All of these
    Correct
    Wrong
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Answer : 4. "All of these"
Explanation :

1. The Animation tab of Microsoft PowerPoint 2010 contains a group of controls-

- Preview

- Animation

- Time

Q:

The octal equivalent of the decimal number 214 is –

608 0

  • 1
    214
    Correct
    Wrong
  • 2
    300
    Correct
    Wrong
  • 3
    326
    Correct
    Wrong
  • 4
    200
    Correct
    Wrong
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Answer : 3. "326"

Q:

Choose the most appropriate option from the following:

606 0

  • 1
    An electronic payment system using debit cards and credit cards can be done in
    Correct
    Wrong
  • 2
    OMR is for magnetic readers only.
    Correct
    Wrong
  • 3
    Skype is an example of system software.
    Correct
    Wrong
  • 4
    The output quality of a printer is measured in Hertz.
    Correct
    Wrong
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Answer : 1. "An electronic payment system using debit cards and credit cards can be done in"
Explanation :

An electronic payment system using debit cards and credit cards can be done in

Q:

Which of the following is not an OS?

604 0

  • 1
    DOS
    Correct
    Wrong
  • 2
    MUS
    Correct
    Wrong
  • 3
    UNIX
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 2. "MUS"
Explanation :

"MUS" is not a recognized operating system abbreviation in common use. Operating systems are software programs that manage computer hardware and provide services for computer programs. Examples of well-known operating systems include Windows, macOS, Linux, and Unix. "MUS" does not correspond to any widely used operating system.

Q:

What type of e commerce is Amazon?

603 0

  • 1
    b2b
    Correct
    Wrong
  • 2
    b2c
    Correct
    Wrong
  • 3
    g2b
    Correct
    Wrong
  • 4
    g2c
    Correct
    Wrong
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Answer : 2. "b2c"

Q:

Which of the following are Operators in C?

603 0

  • 1
    arithmetic operators
    Correct
    Wrong
  • 2
    logical operator
    Correct
    Wrong
  • 3
    relational operators
    Correct
    Wrong
  • 4
    all of the above
    Correct
    Wrong
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Answer : 4. "all of the above"
Explanation :

Operators are symbols that we use when performing operations on one or more operands. The primary types of operators in C are arithmetic, logical, relational, conditional, bitwise, and assignment.

Q:

What are the monitors that display the output as an adjustment of RGB radiation?

602 0

  • 1
    monochrome monitor
    Correct
    Wrong
  • 2
    color monitor
    Correct
    Wrong
  • 3
    gray-scale monitor
    Correct
    Wrong
  • 4
    flat panel monitor
    Correct
    Wrong
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Answer : 2. "color monitor"
Explanation :

color monitor is a type of display that can adjust and display output by manipulating the Red, Green, and Blue (RGB) radiation. In a color monitor, pixels are made up of red, green, and blue sub-pixels, and by varying the intensity of these colors, a wide range of colors can be displayed on the screen. Adjusting the intensity of RGB radiation allows the monitor to display different colors and shades, providing a full spectrum of colors to the viewer. This technology is commonly used in computer monitors, television screens, and other displays to produce vibrant and accurate color representations.


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