Question

An input device that interprets pencil pen marks on paper media is

• A. Optical Mark Reader
• B. Punch Card Reader
• C. Optical Scanners
• D. Plotters

Answer 1

Answer:

A. Optical Mark Reader

Optical Mark Reader (OMR)

• An input device that interprets pencil and pen marks on paper media is called an optical mark reader (OMR).

• It is also known as optical mark recognition (OMR).

• An OMR is a device that consists of a light source and a light detector.

• When light is passed through a sheet of paper, the detector recognizes the marks that the light does not pass through. This information is transmitted to the computer.

• An optical mark reader (OMR) is a device used to quickly and accurately read the marked answers in examinations, surveys, etc.

• Uses:

• For evaluating examination answer sheets

• For collecting data from surveys

• In the vote counting process

• In examinations containing multiple choice questions