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Output Devices MCQs

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  • 11. You can protect a floppy disk.
  • filter_dramaExplanation
    Answer is : B
    A floppy disc can be protected from write.
  • 12. A group of magnetic tapes, videos or terminals usually under the control of one master is
  • filter_dramaExplanation
    Answer is : B
    A group of magnetic tapes, videos or terminals usually under the control of one master is Cluster.
  • 13. Which of the following can store information in the form of microscopic pits on metal disks.
  • filter_dramaExplanation
    Answer is : A
    Laser disks : LaserDisc (abbreviated as LD) is a home video format and the first commercial optical disc storage medium, initially licensed, sold and marketed as MCA DiscoVision in the United States in 1978. Although the format was capable of offering higher-quality video and audio than its consumer rivals.
  • 14. A stand-alone system which produces one page of printed output at a time is
  • filter_dramaExplanation
    Answer is : A
    A page printer is a computer printer which processes and prints a whole page at a time, as opposed to printers which print one line or character at a time such as line printers and dot-matrix printers.
  • 15. Which printer uses a combination of laser-beam & electro photographic techniques.
  • filter_dramaExplanation
    Answer is : A
    Laser printers : Laser printing is an electrostatic digital printing process. It produces high-quality text and graphics (and moderate-quality photographs) by repeatedly passing a laser beam back and forth over a negatively charged cylinder called a "drum" to define a differentially charged image. The drum then selectively collects electrically charged powdered ink (toner), and transfers the image to paper, which is then heated in order to permanently fuse the text, imagery, or both. As with digital photocopiers, laser printers employ a xerographic printing process.
  • 16. An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is
  • filter_dramaExplanation
    Answer is : A
    None.
  • 17. What could cause a fixed disk error.
  • filter_dramaExplanation
    Answer is : D
    None.
  • 18. In laser printer technology, what happens during the conditioning stage?
  • filter_dramaExplanation
    Answer is : B
    None.
  • 19. Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.
  • filter_dramaExplanation
    Answer is : B
    None.
  • 20. Which part of the laser printer should NOT be exposed to sunlight?
  • filter_dramaExplanation
    Answer is : B
    None.
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