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【单选题】
关于实施信息资源规划的步骤,下列说法正确的是( )。A.
信息资源规划的工作团队业务经理直接领导
B.
需求分析阶段的第一项工作是基于用户视图的数据流分析
C.
建立系统功能模型实际上是用户功能需求的定型
D.
系统数据建模是数据库设计的本质工作
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