CAD can refer to any use of computers to help the design process, but there are two main types: 2D CAD and 3D CAD. CAD is used to create, modify, test and analyse or optimise design in a wide ...

Drawing programs and 2D CAD programs allow objects to be drawn on an X-Y scale as if they were drawn on paper. Although 3D images can be drawn in 2D programs, their views are static. They can be ...

Your CAD drawing has to be a vector file, which is different from an image file, as it can be resized without losing resolution and the lines remain smooth. You can use 2D CAD programmes to make ...