Question

Best price super market uses an input device to sense and read thick and thin black stripes present on the items for billing purposes . Which device called?

Answer 1

Input Devices Before computers, the phrase "input device" probably was not on the tip of anyone's tongue. It has a dry and impersonal sound, sorta technical - rather like computer talk, don't you think? The phrase is easy to define because a "device" is an instrument that performs a simple task. "In…

Answer 2

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".