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Exam 3: Descriptive Analytics II: Business Intelligence and Data Warehousing

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Question 41

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One way an operational data store differs from a data warehouse is the recency of their data.

A) True
B) False

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Question 42

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With key performance indicators,driver KPIs have a significant effect on outcome KPIs,but the reverse is not necessarily true.

A) True
B) False

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Question 43

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Briefly describe four major components of the data warehousing process.

More data,coming in faster and requiring immediate conversion into decisions,means that organizations are confronting the need for real-time data warehousing (RDW).How would you define real-time data warehousing?

Data warehouses provide direct and indirect benefits to organizations.Which of the following is an indirect benefit of data warehouses?

________ describe the structure and meaning of the data,contributing to their effective use.

The ________ Model,also known as the data mart approach,is a "plan big,build small" approach.A data mart is a subject-oriented or department-oriented data warehouse.It is a scaled-down version of a data warehouse that focuses on the requests of a specific department,such as marketing or sales.

The three main types of data warehouses are data marts,operational ________,and enterprise data warehouses.

Six Sigma rests on a simple performance improvement model known as DMAIC.What are the steps involved?

________ is an evolving tool space that promises real-time data integration from a variety of sources,such as relational databases,Web services,and multidimensional databases.