- How many users?
- What are the users' devices?
- How familiar with computers in general?
software intensive system = software + hardware + context
Software runs on some hardware and is developed for a purpose that is related to human activities.
Quality is relative with functions and purposes.
Requirements engineering is mostly about identifying the purposes.
It is extremely hard task!
- Sheer complexity of the purpose/requirements
- Often, people don't know what they want until you show it to them
- Changing requirements
- Multiple stakeholders with conflicting requirements
Completeness and pertinence