Q1 Find the term out. find the term out motherboard, barcode reader, disk drives, memory chips
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barcode Reader ....... 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 works by directing a beam of light across the bar code and measuring the amount of light that is reflected back
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