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
Option A Solution: 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.
