Bar code scanners are used primarily for:

A) data collection.
B) temperature measurement.
C) pressure measurement.
D) flow measurement.

Bar Code Scanners

Devices used to read the information contained in a bar code, translating the bar code's data pattern into a readable format for computers.

Data Collection

The process of gathering and measuring information on targeted variables in an established system, which then enables one to answer relevant questions and evaluate outcomes.