Software Design 2e - DIM

chapter 9193Design Processes and DesignStrategies9.1 The role of strategy in 9.3 Design by top-downmethodsdecomposition9.2 Describing the design 9.4 Design by compositionprocess – the D-Matrix9.5 Organizational influencesupon designEach design method embodies a design strategy within its process part,which gives a sense of direction to the procedures of the method andforms one of the elements that make up its basic philosophy aboutdesigning. Following a discussion about the roles of strategy in design,this chapter introduces some simple process modelling forms whichcan be used to help with describing the design processes themselves. Itthen goes on to examine some of the more widely adopted strategies,together with the principles that underpin these. Strategies are notnecessarily wholly based upon technical factors, and so we also examinehow they can be influenced by the needs of organisational users ofsoftware.