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| Hardware > Peripheral Hardware > User Input Devices > |
Barcode Readers
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ALSO CALLED: Barcode Scanners, Scanners (Barcode), Laser Scanners (Barcode), Bar Code Readers, and Bar Code Scanners
DEFINITION: A barcode reader, also called a price scanner or point-of-sale (POS) scanner, is a hand-held or stationary input device used to capture and read information contained in a bar code. A barcode reader consists of a scanner, a decoder (either built-in or external),
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BARCODE READERS DEFINITION (continued): … and a cable used to connect the reader with a computer. Because a barcode reader merely captures and translates the barcode into numbers and/or letters, the data must be sent to a computer so that a software application can make sense of the data. Barcode scanners can be connected to a computer through a serial port, keyboard port, or an interface device called a wedge. A barcode reader works by directing a beam of light across the bar code … Barcode Readers definition sponsored by WhatIs.com, powered by WhatIs.com an online computer dictionary
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