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GK MCQs Section
Q. Which of the following is/are correct?
  1. GUI – Graphical User Interface
  2. VDU – Visual Display Unit
  3. ALU – All Logical Unit
Select the correct answer from the codes given below:
Answer: Only 1 and 2
Notes: VDU stands for Visual Display Unit. It displays images generated by a computer or other electronic device. The term VDU is often used synonymously with "monitor," but it can also refer to another type of display, such as a digital projector. Early VDUs were primarily cathode ray tube (CRT) displays.
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