Human-Computer Interaction 3e Dix, Finlay, Abowd, Beale
Imagine you have been asked to produce a prototype for the diary system discussed in the worked exercise in Section 7.2.3. What would be an appropriate prototyping approach to enable you to test the design using the usability metrics specified, and why?
answer available for tutors only
For the guessability criterion, it would be sufficient to show a paper storyboard of the system and ask the user to indicate how they would perform the initial task of scheduling an appointment. For the second, repeated meetings task, a slightly more functional prototype would likely be needed, but it could be very constrained to support a specific example of this task.
Other exercises in this chapter
ex.6.1 (tut), ex.6.2 (tut), ex.6.3 (open), ex.6.4 (open), ex.6.5 (open), ex.6.6 (open)
all exercises for this chapter