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What is a light pen?A Mechanical input deviceOptical input deviceElectronic input device |
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Answer» A light PEN is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's cathode-ray tube (CRT) display. It allows the user to point to DISPLAYED OBJECTS or draw on the screen in a SIMILAR way to a touchscreen but with greater positional accuracy. |
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