CS 5/7312 (Sprng, 2026): Homework #2
Part 1: Discussion Questions
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One of the fundamental principles we discussed in our class and in
our DTUI book is "know thy users".
How is it different than knowing user-oriented tasks we used in the
definition of usability?
Try to compare and contrast the similarilies and different on how to
obtain/organize/present such information about users and their tasks.
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Can you match different design frameworks (UCD, PD, etc.)
with different evaluation techniques (ER, UT, etc.)?
For example, how would you do UCD-ER, UCD-UT, PD-ER, PD-UT, etc.?
Part 2: UI Design and Evaluation
You may choose to work with the system you selected for hw#1 before,
or pick a different system.
Now perform the following for this system:
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Classify the I.S.(s) of its user interface.
In case multiple I.S.s are used,
which one is the primary I.S., which one is secondary, etc.?
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Discuss other possible choices I.S.(s),
and how such different choices may affect UX nd system usability.
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Pick your evaluation techniques to evaluate its usability.
Try to give as much details as you can
(e.g., a detailed usability testing or expert review plan,
together with an observation/data form of your design/choice.)
Due Date:
3/2/26.
Prepared by Jeff Tian
(tian@smu.edu).
Posted: 2/23/2026.
Last update: 2/23/2026.