Banking Computers Science Sample Paper Computer - Sample Paper - 20

  • question_answer
     A dot-matrix printer

    A) Is an input-output device

    B) Is an output device only

    C) Is an input device only

    D) All of the above

    E) None of these

    Correct Answer: B

    Solution :

    A printer is an output devices that represents the result of processing (output) to the user in the form of printed paper. A dot matrix is a type of a printer that forms images of letters, numbers, etc from a number of tiny dots.


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