COMPUTER PERIPHERALS
PRINTERS AND SCANNERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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what is the abbreviation for Cathode Ray Tube
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CRT
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LCD
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VDU
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None of the above
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Explanation:
Detailed explanation-1: -CRT stands for Cathode Ray Tube. It is a vacuum tube containing one or more electron guns and a phosphorescent screen, which is used in traditional computer’s display and in Television.
Detailed explanation-2: -A cathode-ray tube (CRT) is a vacuum tube containing one or more electron guns, which emit electron beams that are manipulated to display images on a phosphorescent screen. The images may represent electrical waveforms (oscilloscope), pictures (television set, computer monitor), radar targets, or other phenomena.
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