单选

A data warehouse is a subject-oriented data set used for reporting and analusis. Data warehouses can be subdivided into ( ). Which store subsets of data from a warehouse.

A.OLTPs
B.transactions
C.data sarts
D.OLAPs

试题出自试卷《2012年下半年信息系统项目管理师真题(上午综合知识)》

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A data warehouse is a subject-oriented data set used for reporting and analusis. Data warehouses can be subdivided into ( ). Which store subsets of data from a warehouse.

The most crucial time for project risk assessment is ( ).

The communication management plan determines the information and communications needs of the takeholders. In the following statements related to communication management plan. ( ) is false.

Stakeholder management refers to managing communications to satisfy needs of, and resolve issues with,project stakeholders. The ( ) is useful responsible for stakeholder management.

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