key usability questions – nathaniel flick
Post on 28-Jan-2015
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Key Usability QuestionsWordCampNZ 2012
Runtime: 7 minutes. 5 Questions.
Usability
How humans use computers is not an exact science.
Usability
Fun. Inspires delight. Not just ...
Usability
Learnable. Makes you feel smart.
Usability
Profitable. Ever heard of “1-click”?
• Read left to right
• Skip uninteresting lines
1. F-Pattern Reading
3. Hierarchy
3. Consistency
3. Consistency
Ask binary questions...
4. Forms
• top-aligned labels only require a single eye fixation
• Allow tabbing in forms
• Usable forms make you money (shopping cart)
4. Forms
I hate forms. Good usability makes them fun.
5. Responsiveness
• .1 sec = feels instantaneous
• 1 sec = limit for a responsive feel
• 10 secs = causes frustration without notification
5. Responsiveness
What happens if I click that.
5. Responsiveness
Respect my time.
Gratitude
Thank the user.
Thank YouDirt and Rust Ltd.
dirtandrust.com
References: lukew.com, useit.com/alertbox
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