Human-Computer Interaction 3e Dix, Finlay, Abowd, Beale

exercises  -  7. design rules

EXERCISE 7.10 [extra - not in book]

Can principles be used to prove the usability of a system? Justify your answer.

answer available for tutors only

They can't prove it but can help demonstrate it. Since principles of software ergonomics are ill defined, could argue that usability principles offer a means of defining software usability. For example:

If a system supports these principles it is more likely to be usable than if it does not.


Other exercises in this chapter

ex.7.1 (ans), ex.7.2 (ans), ex.7.3 (open), ex.7.4 (ans), ex.7.5 (ans), ex.7.6 (ans), ex.7.7 (tut), ex.7.8 (tut), ex.7.9 (open), ex.7.10 (tut), ex.7.11 (tut), ex.7.12 (tut), ex.7.13 (tut)

all exercises for this chapter


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