HPSSSB JOA IT Study Material
HPSSSB JOA IT Study Material JOA IT Study Material Computer Fundamental MCQ 11) Which of the following is an output device? A. Keyboard B. Mouse C. Light pen D. VDU Answer: (d) VDU Explanation: The full form of VDU is the Visual Display Unit. It is a hardware output device that uses a cathode ray tube to […]
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