A barcode is a(n)____ code that represents data with bars of varying widths or heights.
A)read/write
B)optical
C)magnetic
D)laser

Question

Quizplus · Accepted Answer

Barcode is primarily an optical code that represents data with bars of varying widths or heights. Although other types of codes such as magnetic or laser can also represent data, they are not typically used for barcoding purposes. Therefore, option B is the best choice.

A Barcode Is A(n)____ Code That Represents Data with Bars