Question

which device is used for reading answer sheet by means of light​

Answer 1

OMR (Optical Mask Reader) device is used for reading answer sheet by means of light.

MORE INFO:-
OMR stands for Optical Mask Reader which can read up to 150 documents per minute. Optical Marks are commonly used for scoring tests.

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Answer 2

OMR device is used for reading the answer sheet by means of light.

Explanation:

• OMR stands for optical mark reader is the technique through which answer sheet, test, surveys, questions-answer in some code or options, multiple-choice questions can be checked and evaluated.
• All OMR devices have inbuilt scanners in them which is used to scan the answers in the form of a beam of light. One famous example is filling the bubbles in the multiple-choice questions in which the OMR technique is used to identify the correct option.

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