5. FUNCTIONAL REQUIREMENTS
Jeffrey P. Kantor, Tim Axelrod, Jacek Becla, Kem Cook, Sergei Nikolaev, Ray Plante, Maria A. Nieto-Santisteban, Alex Szalay, Aniruddha R. Thakar, A Quick, Look Lsst, Key Requirements · 2007
This paper describes an approach to model-driven software development. It promotes a process of managing the specification of system requirements by separating the problem into three distinct model sets: functional models, non-functional models, and an instantiation model. The approach is illustrated through examples based on a prototype implementation using the Eclipse Modeling Framework as its underlying metadata manager. Functional requirements define “what” the system should do: • The information domain of the business problem • The functional processes to be supported • The organization that will use the services