2. Sample Papers
  3. 9th Class
  4. Computers Science

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

  • question_answer
    Which one of the following scientists developed the first Mechanical Calculator?

    A)  Joseph Marie Jacquard

    B)  John Mauchly  

    C)  Blaise Pascal

    D)  Harward Ailken

    E)  None of these

    Correct Answer: C

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