- 需求分析与设计
- 需求分析与需求设计,用户可以直接提出的是需求
- 软件设计
- 总体设计(概念设计)
- 详细设计(逻辑设计和物理设计)
- 实现
推荐使用PowerDesigner进行以下绘制任务
- 绘制系统数据流图(DFD)
- 位于Business Process Model(BPS)
- Process language中选择Data Flow Diagram
- 绘制概念图
- 位于Conceptual Data Model
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