Chapter 1: Usability Flashcards
Human-Computer Interaction
Interdisciplinary design science that combines psychology and computer science
User interfaces have a role at the:
Business, individual, and societal levels
Growing interest in Human-Computer interactions stems from
Designers’ desire to improve user-experiences.
Mobile devices lead to…
Greater need for good user-interfaces
Plasticity
Malleability of user-interfaces
The three “U”s
Usability, Universality, and Usefulness
Usability Measures
- Time to learn
- Speed of performance
- Rate of errors by users
- Retention over time
- Subjective satisfaction
Consumer electronics, e-commerce, and social media
Ease of learning, low error rates, and subjective satisfaction
Games and entertainment
Retention over time, layered design
Professional environments
Low error rates, speed of performance (tradeoff with ease of learning)
Exploratory, creative, and collaborative interfaces
Speed of performace
Sociotechnical systems
Trust, privacy, and responsibility, ease of learning
Goals for our profession
- Influencing academic and business researchers
- Providing tools, techniques, and knowledge for commercial designers
- Raising the user-interface consciousness of the general public
Big data
Large databases of text, images, graphics, sound, video, and scientific data
User Interface Design
Visual design of the interface
