Computer Studies
Define Visual Display Unit
Peripheral Devices
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Answer
A Visual Display Unit is an output device. It is similar to television screen having a cathode ray tube. A CRT consists of three main parts — electron gun, deflecting plates and a fluorescent screen.
A CRT converts electrical signals into visual signals. A computer screen receives digital signals and the resolution in a computer screen can be changed as per requirement. The size of the monitors varies from 8 inches to 21 inches.
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