Graphic design is the creation of visual compositions to solve problems and communicate ideas through typography, imagery, color and form.
Computer programming is the process of performing particular computations, usually by designing and building executable computer programs.
The full form of DCA is a Diploma in Computer Application. It is a one-year computer-based diploma or course.
Computer-Aided Design is the use of computers to aid in the creation, modification, analysis, or optimization of a design.