题目内容

在业务领域分析过程中，通过建立实体关系图，把与业务相关的数据模型化；通过建立 (4) 来表示业务活动的分解过程；两个业务过程之间的相互依赖关系应记录在过程依赖图中；通过建立 (5) 来详细说明整个业务过程的逻辑。

A. 数据流图(DFD)
B. 过程层次图(PHD)
C. 过程活动图(PAD)
D. 过程关系图(PRD)

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