Input and Output Questions Practice Question and Answer

Q:

An optical input device that scans and reads pencil pen marks on paper media?

1274 0

  • 1
    OMR
    Correct
    Wrong
  • 2
    Magnetic tape
    Correct
    Wrong
  • 3
    Punch card reader
    Correct
    Wrong
  • 4
    Optical scanner
    Correct
    Wrong
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Answer : 1. "OMR "
Explanation :

1. Optical Mark Reading (OMR) is a method of entering data into a computer system.

2. Optical mark readers read pencil or pen marks made in pre-determined positions on paper forms as answers to questions or tick list signs.

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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Answer : 1. "Young tips stay on how forever can 03 17 42 50 62 67 89"

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