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5、层次结构图是程序模块和模块间的关系的形象化表示。 Hierarchical structure diagram is a pictorial representation of a program's modules and the relationships among them.
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两者并不严格表示模块的调用次序;两者只表明一个模块调用哪些模块;在结构图中，通常用带注释的箭头给示模块调用过程来回传递的信息。
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（ ） is used to model aggregates of information and the relationships these aggregates have to other. A.DatA.flow diagram
B. Entity relationship diagram
C.Sequence diagram
D.Structure diagram
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单选题功能结构图表示的是功能的（）。A
层次关系B
从属关系C
分布关系D
模块之间的关系
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