Managing Software Requirements: A Unified Approach

Chapter 23. Software Requirements

Key Points

• A complete set of requirements can be determined by defining the system inputs, outputs, functions, attributes, and attributes of the system environment.

• Requirements should exclude project-related information, such as schedules, project plans, budgets, and tests, as well as design information.

• The requirements/design process is iterative; requirements lead to the selection of certain design options, which in turn may initiate new requirements.

• Design constraints are restrictions on the design of the system, or the process by which a system is developed.

In the prior Team Skills, the features that were defined for the system were purposely left at a high level of abstraction so that:

• We can better understand ...