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mark sensing

A Dictionary of Computing | 2004 | 319 words | Copyright

mark sensing A method for data input in which electrically conductive marks, usually made with a soft graphite pencil on a preformatted card or form, are electrically sensed. This method has been displaced by the more reliable method of OMR (i.e. optical mark reading) in which the marks are detected photoelectrically.

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JOHN DAINTITH. "mark sensing." A Dictionary of Computing. 2004. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

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