Life cycle of the SAD
The life cycle of a SAD aligns with different phases of a project’s life cycle. Previously in this chapter, we explored the various sections of the SAD, and these are each created at distinct stages. The life cycle of a SAD typically includes the following phases:
Figure 16.11: SAD life cycle
Let’s look at the phases in the SAD life cycle, shown in the preceding diagram, in more detail:
- Initiation: The initiation phase is where the need for a SAD is recognized, usually at the project’s conception. This phase defines objectives, such as outlining the software architecture for a new enterprise application. This step sets the direction and scope for the document, ensuring it aligns with the project’s goals and stakeholder expectations.
- Gathering requirements: In this crucial phase, detailed requirements are collected from key stakeholders. For a retail e-commerce platform, this might involve gathering insights...