Question

what is the bar code reader

Answer 1

It is an electronic device which is used to read and output printed barcodes to a computer

Answer 2

$\huge \text{Bar\: Code\: Reader}$

➜ Barcode Reader is photoelectric scanner that translates the barcode into digital code in a computer processable format.

➜ A bar code represents a sequence of dark and light lines which represents coded data. Barcodes are normally seen on commercially sold products and they contain all the required information about the product purchase name weight and cost.

➜ Barcode scan also be used in a number of places such as libraries to number books so that the data of the book can be recorded and maintained in the computer.

➜ A barcode reader is a device which is used to decode bar coded data. A laser beam scans the coded area and records the pattern has input data; the linked computer to generate the remaining information then uses this data.