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Banking Computers Science Sample Paper Computer - Sample Paper - 21

  • question_answer
    The rectangular pattern of lines of varying width and spaces used for automatic product identification by computer

    A) Bar-code           

    B)        Cost analysis

    C) Test-code          

    D)        Sensor

    E) None of these

    Correct Answer: A

    Solution :

    Bar code is a series of parallel verticle lines (bars and space).that can be read by bar code scanners. It is used worldwide as part of product packages, as price tags. Carton labels, on in- voices even in credit card bills. It facilitates unique product identification through using international Symboliges/numbering systems, promotes brand image and would enable timely and accurate capture of product information.


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