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Q:

एक ऑप्टिकल इनपुट डिवाइस, जो पेपर मीडिया पर बने पेंसिपेंल के निशानों को स्कैन करता है और पढ़ता है?

  • 1
    ओ. एम. आर
  • 2
    मैग्नेटिक टेप
  • 3
    पंच कार्ड रीडर
  • 4
    ऑप्टिकल स्कैनर
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Answer : 1. "ओ. एम. आर"
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.

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