exercises 11. user support

	EXERCISE 11.6 What are the four main types of help that users may require? For each type, give an example of a situation in which it would be appropriate. answer available for tutors only		Other exercises in this chapter ex.11.1 (ans), ex.11.2 (ans), ex.11.3 (ans), ex.11.4 (ans), ex.11.5 (tut), ex.11.6 (tut), ex.11.7 (tut), ex.11.8 (tut), ex.11.9 (tut), ex.11.10 (tut) all exercises for this chapter