2. Sample Papers
  3. 7th Class
  4. Computers Science

7th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-5

  • question_answer
    Which of the following is the expanded form of CRT, a display device?

    A)  Crystal Ray Tunnel       

    B)  Cathode Ray Tube

    C)  Crystal Ray Tube          

    D)  Cathode Ray Tunnel

    E)  None of these   

    Correct Answer: B

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