Which of the following is an input device which can detect the presence or…

2024

Which of the following is an input device which can detect the presence or absence of a pencil or pen mark on a paper?

  1. A.

    Optical Mark Reader (OMR)

  2. B.

    Light pen

  3. C.

    Digitizer

  4. D.

    Optical Character Recognizer (OCR)

Attempted by 2 students.

Show answer & explanation

Correct answer: A

An Optical Mark Reader detects the presence or absence of pencil or pen marks on paper.

Explore the full course: Iisc Administrative Assistant 2026