exercises

9. evaluation techniques

EXERCISE 9.5

9.4 Complete the cognitive walkthrough example for the video remote control design.

answer

Continue to ask the four questions for each Action in the sequence. Work out what the user will do and how the sytem will respond. If you can analyse B and C, you will find that Actions D to I are similar.

Hint: Remember that there is no universal format for dates.

Action J: Think about the first question. Will the user even know they need to press the transmit button? Isn't it likely that the user will reach closure after Action I?

Other exercises in this chapter

ex.9.1 (ans), ex.9.2 (ans), ex.9.3 (ans), ex.9.4 (ans), ex.9.5 (ans), ex.9.6 (tut), ex.9.7 (tut)

all exercises for this chapter