How do you measure Usability = ease?
6. April 2008 – 08:36Usability is not just a single, one-dimensional property of a user interface.
Usability is a combination of factors:
Ease of learning
A user can, had previously never seen the user interface, they learn fast enough good, in order to complete basic tasks?
A user can, had previously never seen the user interface, they learn fast enough good, in order to complete basic tasks?
Performance
How quickly can a user, as soon as he learned the system, complete the tasks?
How quickly can a user, as soon as he learned the system, complete the tasks?
Einprägsamkeit
If a user has already used the system, he or she remember the next time it enough, to use it effectively and immediately, or must be partly or. be to start from scratch, everything to learn again?
If a user has already used the system, he or she remember the next time it enough, to use it effectively and immediately, or must be partly or. be to start from scratch, everything to learn again?
Error frequency and severity
How often do users make when using the system error, how serious are these problems, and correct these errors, such as user?
How often do users make when using the system error, how serious are these problems, and correct these errors, such as user?
Subjective satisfaction
As the user likes to use the system?
As the user likes to use the system?
These articles might well be:
- What exactly is usability?
- Seven reasons for high usability & User Experience (UX)
- What is Usability? History
Print
