Identify the key features of Autocad?

Question

any one knows any website the shows the key features of Autocad plz send to me. i need it for my assignment. thank u very much

Answer 1

here is all the command for autocad from r12 to 2007

http://www.hyperpics.com/commands/index.asp
http://www.hyperpics.com/system_variables/index.asp

Answer 2

http://en.wikipedia.org/wiki/AutoCAD
is the WikiPedia entry,

and

http://usa.autodesk.com/adsk/servlet/index?siteID=123112&id=2704278

is the maker's page, with a link to "features"