Computer Science, asked by suhailkhan20, 4 months ago

describe bar code scanner?

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Answered by Tommykakkar1723

Answer:

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Answered by jeonjk0

Answer:

Barcode readers (barcode scanners) are electronic devices for reading printed barcodes. ... Barcode readers consist of a light source, a lens and a light sensor that translates optical impulses into electrical ones. Additionally, nearly all barcode readers contain decoder circuitry..........

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