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Computer-Aided Drafting (CAD)

Computer-aided drafting (CAD) is an automated system designed to efficiently and accurately create and display graphic entities at a high level of precision, primarily for use in architecture, engineering, and mechanical design. It is important to note that the CAD acronym is often expanded in a number of synonymous ways: The A can stand for “aided” or “assisted.” and D for “drafting” or “design.” Other related terms are computer-aided drafting and design (CADD), computer-aided mapping (CAM), and computer-aided cartography (CAC). CAD is often used to generate parcel, street, and utility maps, which can be used alone or with GIS.

While CAD is similar to GIS, there are several important distinctions between CAD and GIS, and by comparing these systems, we can best describe CAD. The primary ...

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