COAP:COAP-3150 - week 6

Interaction styles

• HCI interaction styles - based on Shneiderman

Usability testing

Heuristics and quick tests

The 5 second rule

Upon landing on a homepage a user should be able to figure out in 5 seconds - The 5 second rule

• What is it about?
• Do I care?
• Is it trustworthy?
• How do I participate?
• Is it newsworthy?

Related pages

• Usability
• Human-computer interaction#Interaction_design Interaction design
• Design and usability methods and techniques
• User interaction and user interface design - definitions and distinction

Usability principles

• Ten Usability Heuristics by Jakob Nielsen

analysing the user tasks

designing the test

Examples

Bad usability in (web) design

• webpagesthatsuck.com
• bad designs
• Operating system interface design between 1981-2009

Designing interaction

Webforms (self-study)

See HTML forms tutorial

Javascript (self-study)

See and Javascript tutorial - basics

Publish a site

Assignment 8 - Functional prototype

Links

• Usability Testing Toolkit: Resources, Articles, and Techniques

References

• NIELSEN, J., (1993) Usability engineering. Boston, Academic Press.
• SCAPIN, D.L. and BASTIEN, J.M.C. (1997). Ergonomic criteria for evaluating the ergonomic quality of interactive systems. Behavior & Information Technology, 1997, 17 (4/5), 220-231.
• SHNEIDERMAN, B. (1992). Designing the user interface : strategies for effective human-Computer-Interaction. (Chap 3, 4 and 5). 2nd ed., Addison-Whesley Publishing Company.