Architectural design is concerned with understanding how a software system should be organized and designing the overall structure of that system. In the model of the software development process that I described in Chapter 2, architectural design is the first stage in the software design process. It is the critical link between design and requirements engineering, as it identifies the main structural components in a system and the relationships between them. The output of the architectural design process is an architectural model that describes how the system is organized as a set of communicating components.
In agile processes, it is generally accepted that an early stage of an agile development process should focus on designing an overall ...
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