Work, Products, and milestones Analysis Model Design Model FIGURE 90.2 Modeling life cycle FIGURE 90.3 Methods, tools and work products blueprints created by an architect; it specifies the implementation aspects of a system to those who will do the construction. These models [described in Argila, 1992] are shown in Fig. 90.4. The essential and implementation models of a proposed software system are built in an iterative fashion Methods The techniques used to build the essential and implementation models of a proposed software system are illustrated by means of a simple case study. The Radio Button System(RBS)is a component of a fully automated, digital automobile sound system. The RBS monitors a set of front-panel station selection buttons and performs station selection functions e 2000 by CRC Press LLC© 2000 by CRC Press LLC blueprints created by an architect; it specifies the implementation aspects of a system to those who will do the construction. These models [described in Argila, 1992] are shown in Fig. 90.4. The essential and implementation models of a proposed software system are built in an iterative fashion. Methods The techniques used to build the essential and implementation models of a proposed software system are illustrated by means of a simple case study. The Radio Button System (RBS) is a component of a fully automated, digital automobile sound system. The RBS monitors a set of front-panel station selection buttons and performs station selection functions. FIGURE 90.2 Modeling life cycle. FIGURE 90.3 Methods, tools and work products