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National Teaching and Learning Change ProgrammeInformation and Communication Technology: Dictionary

bar code

An arrangement of vertical lines of varying thickness with spaces in between, printed on products. The spacing and line thickness represent a numeric code used to enable a computer to identify the product. A scanner is used to read the code. Bar codes are used mainly in stock control.

Related terms
hand-held scannerscannerelectronic point-of-sale terminalcapturingdata capturescan
Term sub categories
Hardware › input
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