Question

Name the input device used to sense and read thickand thin black stripes present on thr items usually sold at supermarkets. Explain one advantage of using this subject.

Answer 1

Answer:

The "thick and thin black stripes" present on the items are called "Barcode" and the "input device" used to "sense and read" the Barcode is known as "Barcode reader". "Barcode Reader" is a device used by the supermarkets in order to "read and output printed Barcode" (Barcode is present on the product) to the computer. Barcodes are efficient. Bar codes permit faster and more accurate transfer and recording of information benefiting the track of work in process or the movement of assets more quickly and precisely. ...

Barcodes save time. ...

Barcodes reduce errors.