Question

what is bar code reader​

Answer 1

Answer:

A barcode reader is an optical scanner that can read printed barcodes, decode the data contained in the barcode and send the data to a computer. Like a flatbed scanner, it consists of a light source, a lens and a light sensor translating for optical impulses into electrical signals.

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Answer 2

barcode reader is also known as barcode scanner ,they are electronic devices used for reading printed barcodes , they consists of a light and lens and a light sensor that translate opticalal impulses in electrical ones

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