What is a 1D or linear barcode? Precisely what is a 2D barcode? A 1D or linear barcode is a combination of vertical bars. For many of them you can encode only numbers for other you are able to encode letters also. The vast majority of barcode scanners can read https://spencerhohzn.slypage.com/26959446/not-known-facts-about-sap-barcode-scanning