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  3. 4th Class
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  5. Computer and Its Peripherals

4th Class Computers Science Computer and Its Peripherals Question Bank Computer and Its Peripherals

  • question_answer
    Which one of the following does not represent an I\0 device?

    A)  Speaker                       

    B)  ALU

    C)  OCR                           

    D)  Plotter

    E)  None of these

    Correct Answer: B

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