3. What is a 1D (linear) barcode?

1D (linear) code is the typical “picket fence” style barcode that people are most familiar with. Thereupon, are several versions of 1D codes and some inscribe only numbers while others can inscribe any keyboard character. All the information in the code is organized horizontally from left to right. Furthermore, these types of codes can be read by any type of barcode scanner.

One Dimensional (1D) Barcode

1D barcode example for GreatLakesBarcode.com
UPC