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Question

An input device that is able to interpret pencil marks on paper media is known as.


A
Magnetic disk
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B
Optical Mark Reader
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C
Card Puncher
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D
Magnetic tape
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E
None of the above
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Solution

The correct option is B Optical Mark Reader

An input device that is able to interpret pencil marks on paper media is known as Optical Mark Reader.

Optical Mark reading (OMR) is a method of entering data into a computer system. Optical Mark Readers reads pencil or pen marks made in pre-defined positions on paper forms as responses to questions or tick list prompts.

OCR (optical character recognition) and OMR (optical mark recognition) are specialized systems that convert images on a paper to a format that is easily readable and processed by a computer. ... They function by reading images by scanner, which recognizes and deciphers them into an electronic form.


Maths

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