52. An optical input device that interprets pencil marks on paper media is A. O.M.R B. Punch card reader C. Optical scanners D. Magnetic tape E. None of the above
Optical mark recognition (also called optical mark reading and OMR) is the process of capturing human-marked data from document forms such as surveys and tests. They are used to read questionnaires, multiple choice examination paper in the form of lines or shaded areas.
