short answers (300 words)

To read • [required] John M. Carroll. Five reasons for scenario-based design.

In Proceedings of the 32nd Hawaii International Conference on System Sciences, IEEE CS Press, 1999.

• [required] Mary Beth Rosson and John M. Carroll. Scenario-Based Usability Engineering, Chapter 2, 1999.

To turn in Prepare a brief (no more than one page) written answer to the following two questions. Write up your answer using MS Word .

1. How does a scenario-based design approach help you identify key design decisions on a project?

2. What kinds of design decisions might not be identified when using scenario-based design (i.e., are there design decisions it doesn't help you with)?