Programs that are usable and accessible to any person.
- Addresses disabilities
- Easy to learn
- Have good utility
- Safe to use
- Enjoyable to use If a product lacks usability, Users leave.
Factors to Consider
- Users
- Task factors
- Organization factors
- Environmental factors
- Resource constraints
- System functionality
- User Interface
- Comfort factor
- Productivity factor
Usability Goals
- Time to Learn
- Speed of performance
- Rate of errors by users
- Retention over time
- Subjective satisfaction