![]() The acronym CRT(cathode-ray tube), which once referred to a computer terminal, has come to see a type of screen of a personal computer.Įarly terminals were inexpensive devices but very slow compared to punched cards or paper tape for input. The Teletype was an example of an early day hardcopy terminal and predated the use of a computer screen by decades. Computer Terminals:Ī computer terminal is an electronic or electromechanical hardware device that is used for entering data into, and displaying or printing data from, a computer or a computing system.
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