an electronic performance support system.
You manage a car dealership affiliated with one of the Big Three U.S. automakers. Given the increasing complexity and variety of today's automobiles, it is impossible to train your mechanics on the details of every potential repair problem. Thus, in cooperation with corporate headquarters, you have a training program whereby mechanics learn the basis of engine, emission, and other types of repair, but in the case of a particular problem, seek expert advice or additional information through an on-line computer application program. This approach is known as