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3rd Class Computers Science History of Computer Question Bank History of Computing Hardware

  • question_answer
    The name of the calculating device that was invented by Mesopotamia!! And improved by Chinese.

    A)  Difference Engine      

    B)  Napier's bones

    C)  Leibnitz calculator     

    D)  Abacus

    E)  None of these

    Correct Answer: D

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