Comment by exotree

Autodesk is most certainly used by a huge variety of businesses for a multitude of purposes. Is it the only solution? No. But the school also likely got the software at a steep discount or free, exposing you, as a student, to CAD software in general. What tools you use following that are up to you, but the school did its job in teaching you a general skill that can be applied in a variety of other programs at will.