What is QR Code?

Created on 26 December, 2022 • QR Code • 636 views

Meaning of QR code

A QR code is a type of matrix barcode invented in 1994 by the Japanese company Denso Wave. A barcode is a machine-readable optical label that can contain information about the item to which it is attached. (Wikipedia).

Oxford also provides the meaning of QR code as a machine-readable code consisting of an array of black and white squares, typically used for storing URLs or other information for reading by the camera on a smartphone.

Let's check other meanings from different resources:

According to Kaspersky, a QR code is a type of barcode that can be read easily by a digital device and which stores information as a series of pixels in a square-shaped grid.

Investopedia also provides a practical definition --- a quick response (QR) code is a type of barcode that stores information and can be read by a digital device, such as a cell phone.

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