Computer-Aided Design (CAD) is a technology that uses computer systems to assist in the creation, modification, analysis, or optimization of a design. Coursera's CAD catalogue teaches you the fundamentals of this powerful tool used in many industries including engineering, architecture, and product design. You'll learn how to create 2D and 3D models, understand geometric constructions, and apply principles of design theory. Additionally, you'll gain insights into the application of CAD in various fields, from mechanical and electrical design to architectural and industrial design. Master the use of popular CAD software like AutoCAD, SolidWorks, and CATIA to bring your innovative ideas to life.