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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:
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