This document discusses 5 applications of computer technology: 1) CAD is used for mechanical and electrical design such as designing printed circuit boards. 2) GIS is used to create and analyze maps and geographic data. 3) 3D scanners are used to capture physical objects digitally. 4) Computer animation is used to create animated movies and games. 5) Image processing and X-ray tomography are used in medical imaging. The document provides a brief 1-2 sentence description of each application.