System requirements: Microsoft Windows (XP, 2000, NT 98 or ME) or Mac OS X; 1 + Ghz CPU/processor (Windows) or G3 (mac); 256 MB RAM; 200 MB free hard disk space; Display capability of greater than 256 colors at 800x600 resolution; CD-ROM drive; Internet connection (required if you purchase the Self -Assessment Updates enhancement, viewing on line references and electronic submission for CME credit)