Two-dimensional things are flat — they can be measured in length and width, but they have no depth.
example- Two-dimensional (2D) standardized identifications look like squares or square shapes that contain some little, singular spots. A solitary 2D standardized identification can hold a lot of data and may stay decipherable in any event, when printed at a little size or scratched onto an item. 2D scanner tags are utilized in a wide scope of enterprises