SV-4 Systems Functionality Description Identifies system behavior and the information flow related to that behavior. Activity Diagram for each system use case 8.
SV - 4系统功能描述确定系统行为及与该行为相关的信息流。
A data flow diagram (DFD) diagrams the processes that change data into information.
数据流程图绘制出把数据变成信息的过程。
The general module of the office information system, the data flow diagram and the database concept mode are also introduced.
然后介绍了办公信息系统的总体模块、数据流图及数据库概念模式。
The structure of the information systems was described with objects-related diagram. As for the discussion on all the object processes, the revised data flow diagram was also involved.
该方法用对象关系图描述信息系统的结构，用改进的数据流程图来描述每个对象内部处理关系。
Fig. 2.1 Pharmacy management information system transaction flow diagram.
图2.1。药房管理信息系统业务流程图。
Fig. 2.1 Pharmacy management information system transaction flow diagram.
图2.1。药房管理信息系统业务流程图。
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