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

信管網(wǎng)解析：

數(shù)據(jù)倉(cāng)庫(kù)是一個(gè)面向主題的用于報(bào)告和分析的數(shù)據(jù)集。數(shù)據(jù)倉(cāng)庫(kù)可以細(xì)分為數(shù)據(jù)集市，即從一個(gè)倉(cāng)庫(kù)中存儲(chǔ)數(shù)據(jù)的子集。

A：聯(lián)機(jī)事務(wù)處理

B：交易

C：數(shù)據(jù)集市

D：聯(lián)機(jī)分析處理

信管網(wǎng)參考答案：C

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

A. The communication management plan is contained in or is a subsidiary plan of, the project management plan.

B. The  communication  management  plan  can  be  formal  or informal, highly detailed or broadly framed, and based on the needs of the project.

C. The  communication  manamgement  plan  organize  and summarize the information gathered,and present the results of any analysis as comparedthe performance measurement baseline.

D. The communication management plan can include guidelines project status meetings,project team meetings,e-meetines,and e-mail

信管網(wǎng)解析：

溝通管理計(jì)劃用于確定項(xiàng)目千系人的信息需求和溝通方法，以下關(guān)于溝通管理計(jì)劃的敘述中，錯(cuò)誤的是：溝通管理計(jì)劃定期收集、對(duì)比和分析基準(zhǔn)與實(shí)際數(shù)據(jù)，以便了解和溝通項(xiàng)目進(jìn)展與績(jī)效情況。

A：溝通管理計(jì)劃是項(xiàng)目管理計(jì)劃的一部分或子計(jì)劃

B：溝通管理計(jì)劃可以根據(jù)項(xiàng)目需求是正式或非正式的、非常詳細(xì)或高度概括的。

C：溝通管理計(jì)劃定期收集、對(duì)比和分析基準(zhǔn)與實(shí)際數(shù)據(jù)，以便了解和溝通項(xiàng)目進(jìn)展與績(jī)效情況。

D：溝通管理計(jì)劃可包括關(guān)于狀態(tài)會(huì)議、項(xiàng)目團(tuán)隊(duì)回憶、網(wǎng)絡(luò)會(huì)議和電子郵件等的指南。

信管網(wǎng)參考答案：C