Catia V5 serves the basic design tasks by providing different workbenches .A workbench is defined as a specified enviroment consisting of set of tool ,which allows the user to perform design tasks in particular area.the basic workbenches in Catia v5 are :-

Sketcher workbench

Part design workbench

Wireframe and surface design workbench

Assembly design

Drafting workbench

a) Generative drafting

b) Interactive drafting