exercises 3. the interaction

	EXERCISE 3.6 Describe (in words as well as graphically) the interaction framework introduced in Human-Computer Interaction. Explain how it can be used to explain problems in the dialogue between a user and a computer. answer available for tutors only		Other exercises in this chapter ex.3.1 (ans), ex.3.2 (ans), ex.3.3 (ans), ex.3.4 (open), ex.3.5 (open), ex.3.6 (tut), ex.3.7 (tut), ex.3.8 (open) all exercises for this chapter