Chapter 2

Question 1

Define Guidelines:

Answer 1

Practical rules that help in specific situations.

Question 2

Define Principles:

Answer 2

Project-independent general rules that apply to most situations.

Question 3

What are the 5 most critical principles to follow:

Answer 3

1. know the users.
2. know the users tasks.
3. know the interaction style.
4. Apply the “8 golden rules” of UI design.
5. prevent user errors.

Question 4

What are the 3 skill groups?

Answer 4

1. Novice
2. Knowledgeable
3. Expert

Question 5

To accommodate all diverse groups you will need to:

Answer 5

1. Use a “multi-layer” design.
2. Give the user control over the density of data on display

Question 6

The 5 different interaction styles are:

Answer 6

1. Desktop
2. Menu
3. Form fill-in
4. Command language
5. Natural language

Question 7

What are the 8 golden rules?

Answer 7

1. Consistency
2. Universal usability
3. Offer informative feedback
4. Design dialogs to yield closure
5. Prevent errors
6. Easy reversal of actions
7. Support internal locus of control
8. Reduce memory load

Question 8

Provide 2 examples of guidelines:

Answer 8

1 - How to draw user’s attention:
- Marking (Underline, box, arrows).
- Font.
- Animations.
- Color.
- Audio.

2 - How to organize the display:
- Consistency.
- Reduce memory load.
- Allow sorting and filtering.