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Controller A device that controls the transfer of data to and from a computer to another device. Monitors, keyboards, printers are examples of devices that need a controller. Do not confuse controllers with drivers.
Crosstalk A magnetic or electrostatic coupling which causes the unwanted transfer of energy from one conductor of cable to another (resulting in unwanted noise or interference).
CRT display A computer terminal monitor with a cathode-ray tube.
CSA Abbreviation for Canadian Standards Association. The Canadian counterpart of the Underwriters Laboratories.