Introduction to the techniques and applications of computer aided design in the context of architectural design. Emphases in the use of computer to seek, produce, manage, and exchange graphical information in the design process. Topics include introduction to personal computing in an office environment, two-dimensional editing and modifying techniques, standard layering system, associative dimensioning, blocks and external referencing system, layout management, CAD and the Internet. Introduction to computer programming using AutoLisp to automate drafting functions. Note: ARC 124 and ARE 221 ar equivalent; only one can be taken for credit.