B5.08
Standard Definitions of Usability
Cards in this group · 4
- B5.08.1The standard definition confines usability to specified users, specified goals, and a specified context of use
- B5.08.2Context of use includes device, physical environment, and social environment—not just the interface
- B5.08.3The definition treats usability as a relational property of product and context, not an inherent property of the product
- B5.08.4Newer standards place usability inside a broader quality-in-use concept alongside accessibility, not containing it