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Bar codes represent series of numbers. A bar-code scanner can then read the number into a computer, and retrieve price and information about the item or product. Bar-coding is used in many...
Bar codes, also contracted to "barcodes," are a type of symbolic system. They encode data as sequences of black vertical lines in varying widths, often with alphanumerical information above or...
Bar coding is the primary form of identification in retail sales. Virtually every product for sale has that series of black bars against white surface, which is scanned over to identify the type...
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