Context of Use describes the environment in which software is used. It includes:
Users:
- User profiles
- Skill levels
- Expectations
Tasks:
- Typical user activities
- Frequency of use
- Critical operations
Equipment:
- Hardware specifications
- Software dependencies
- Network conditions
Physical Environment:
- Lighting conditions
- Noise levels
- Space constraints
Social Environment:
- Collaborative or individual use
- Cultural factors
- Organisational policies
Understanding context of use is crucial for user-centred design and testing.