Input and Output Devices Practice Question and Answer

Q:

Following are the types of LCD Panel:

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  • 1
    Flat Panel and Laser
    Correct
    Wrong
  • 2
    Normal and Roof Mounted
    Correct
    Wrong
  • 3
    Mesh Model and Curved
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Normal and Roof Mounted"
Explanation :

1. LCD panel types include normal and roof-mounted.

2. Liquid Crystal Display flats are thinner and lighter making them more useful and easier for users than CRTs. It consumes less power than CRT.

Q:

________ is an output device that is used for TV Like displays the output on the screen and it is also called visual display unit.

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  • 1
    Printer
    Correct
    Wrong
  • 2
    monitor
    Correct
    Wrong
  • 3
    Plotter
    Correct
    Wrong
  • 4
    Projector
    Correct
    Wrong
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Answer : 2. "monitor"
Explanation :

An output device that is used for TV-like displays and shows the output on the screen is indeed called a monitor. It is also commonly referred to as a visual display unit (VDU). Monitors and VDUs are used to display visual information from computers and other electronic devices, allowing users to view text, images, videos, and other graphical content. They come in various types, including CRT (Cathode Ray Tube), LCD (Liquid Crystal Display), LED (Light Emitting Diode), and OLED (Organic Light Emitting Diode) monitors.

Q:

Printer is an output device which converts _________ to ________.

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  • 1
    soft copy, in soft copy
    Correct
    Wrong
  • 2
    soft copy, color copy
    Correct
    Wrong
  • 3
    soft copy, hard copy
    Correct
    Wrong
  • 4
    in hard copy, soft copy
    Correct
    Wrong
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Answer : 3. "soft copy, hard copy"

Q:

Which printer prints data or images by spraying small droplets of ink at high speed onto the surface of the paper?

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  • 1
    Inkjet printer
    Correct
    Wrong
  • 2
    Laser Printer
    Correct
    Wrong
  • 3
    Dot matrix printer
    Correct
    Wrong
  • 4
    Drum printer
    Correct
    Wrong
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Answer : 1. "Inkjet printer"
Explanation :

1. Ink printers which are used to spray small droplets of ink on paper.

2. An inkjet printer is a computer accessory that prints text documents and photos on paper using tiny droplets of ink.

3. Color printing copies can be made using a conventional inkjet printer with a resolution of 1200 x 1440 dpi.

Q:

Which is the fastest printer?

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  • 1
    Laser Printer
    Correct
    Wrong
  • 2
    Jet printer
    Correct
    Wrong
  • 3
    Thermal Printer
    Correct
    Wrong
  • 4
    Daisy wheel printer
    Correct
    Wrong
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Answer : 1. "Laser Printer"
Explanation :

Laser printers are generally known for their speed and efficiency, making them one of the fastest types of printers available for everyday office use. They use laser technology to print text and images, which allows for high-speed printing without compromising print quality. Laser printers are especially well-suited for printing large volumes of text documents quickly and are commonly used in office environments where fast and high-quality printing is required.


Q:

Which of the following is not a type of plotter?

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  • 1
    drum pen plotter
    Correct
    Wrong
  • 2
    plate bed plotter
    Correct
    Wrong
  • 3
    flatbed plotter
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "plate bed plotter"

Q:

Plotter is an output device that prints _______ etc. on hard copy.

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  • 1
    chart
    Correct
    Wrong
  • 2
    Graph
    Correct
    Wrong
  • 3
    drawing
    Correct
    Wrong
  • 4
    all of the above
    Correct
    Wrong
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Answer : 4. "all of the above"
Explanation :

A plotter is an output device that prints vector graphics on hard copy. Unlike printers, which are designed for raster graphics and text, plotters are specialized devices used to produce high-quality drawings, diagrams, and other vector-based illustrations. Plotters use pens or other drawing tools to create precise lines and shapes on paper, making them particularly useful for applications that require detailed and accurate graphical output, such as architectural and engineering designs.

Q:

Full form of DVD is :

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  • 1
    Digital Versatile Disc
    Correct
    Wrong
  • 2
    Digital Video Disc
    Correct
    Wrong
  • 3
    Digital Video Definition
    Correct
    Wrong
  • 4
    Both (A) and (B)
    Correct
    Wrong
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Answer : 4. "Both (A) and (B)"
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.

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