Unformatted text preview: device. Bar code scanner is an electronic device that decodes and physically captures information contained in barcodes , which includes, light sources, lens, photo conductor, decoder and so on( , n.d, para. 1). With the help of this scanner they(employees) recognize the product and how much it costs. References . (n.d.). What is a Barcode Scanner? Retrieved january 24, 2019, from : ...
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