Usability Testing w. 5 Users: Design Process (video 1 of 3)
3:00
Usability testing: the benefits and how to start
3:42
Usability in the Physical World vs. on the Web
Usability is the ease of use and learnability of a human-made object such as a tool or device. In software engineering, usability is the degree to which a software can be used by specified consumers to achieve quantified objectives with effectiveness, efficiency, and satisfaction in a quantified context of use.