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Discussion :: IBPS BANK EXAM TEST 8

  1. An input device that is used widely in supermarkets is 
    2. A.

    keyboard
    B.

    Mouse
    C.

    Trackball
    D.

    Bar code reader
    E.

    None of these 

    View Answer

    Workspace

    View Answer

    Answer : Option D

    Explanation :

    Bar code reader

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