You recently started working part-time in a retail store, and are learning about the reading devices your store uses. Your store uses a type of 2-D bar code. What is another term for this type of code?

QR code

Explanation:

QR Code. Short for quick response code, which can also be called 2-D bar code, a QR code is a type of two-dimensional (2D) barcode that are read with the aid of a QR barcode reader or a camera-enabled smartphone with an inbuilt or installed QR reader software.

A QR code is capable of carrying information in both the vertical and the horizontal direction, which is the reason behind the name 2D barcode.

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