Functional decomposition is a technique that helps you analyze and define complex functional requirements for a software system. It involves breaking down the system into smaller and simpler ...

Learn how using models and diagrams can help you represent functional requirements in a clear, concise, and consistent way, and how they can improve your requirements management plan.

As a semi-formal model, a UML sequence diagram can be widely useful for modelling and analyzing functional behaviors of a developing software system. However, reasoning about decomposition and ...