ASCII Meaning-American Standard Code for Information Interchange
Explanation-A standard code made up of a set ofbinary digits & repersenting data
OMR Meaning-Optical Mark Recognition
Explanation-A scanner used to scan marks on a specifically designed document into the computer. OMR software changes the marks into meaningful data so that the computer can process it.
OCR Meaning-Optical Character Recognition
Explanation-A scanner is used to scan text on a document into the computer. OCR software on the computer changes the letters into characters that can be edited on a computer
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