2. Sample Papers
  3. 8th Class
  4. Computers Science

8th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-9

  • question_answer
    Find the invalid combination.

    A)  Dot Matrix Printer\[\to \]Impact Printer

    B)  Laser Printer\[\to \]Non-Impact Printer

    C)  Daisy wheel printer\[\to \]Non-Impact Printer

    D)  Both (a) and (b)

    E)  None of these

    Correct Answer: C

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