Q. What is the primary factor that impacts the type and size of the storage medium for a data warehouse?

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Q. What should be estimated in the requirements definition phase to determine storage sizes for the data staging area?

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Q. How should you estimate storage size for the overall corporate data warehouse?

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Q. What should you use to estimate the storage size for multidimensional databases that support OLAP?

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Q. In the requirements definition phase, what is the primary source of information for estimating storage sizes in a data warehouse?

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Q. What do you need to calculate storage estimates for the data staging area of the corporate data warehouse?

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Q. What is the primary reason for the existence of a data warehouse?

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Q. How does the composition of the user community impact the information delivery strategy of a data warehouse?

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Q. Which component of a data warehouse is most visible and experienced by users?

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Q. What are the broad areas of the information delivery component directly impacted by business requirements?

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Q. What is the purpose of finding out the specifications for predefined queries and preformatted reports in the requirements definition phase?

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Q. What do power users typically do in the context of complex queries in a data warehouse?

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Q. What is the purpose of estimating the nature and extent of drill-down and roll-up facilities in a data warehouse?

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Q. What does OLAP stand for in the context of data warehousing and business intelligence?

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Q. How does the distribution of users (e.g., local area network, wide area network, corporate intranet) impact information delivery in a data warehouse?

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Q. What technology is commonly used in many companies for information delivery through the corporate intranet in business intelligence environments?

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Q. What is the key challenge in delivering real-time information in a data warehouse, and what should be collected in the requirements gathering phase to address this challenge?

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Q. What are some commonly used formats for delivering information to users in a data warehouse?

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Q. What is the primary purpose of a data mining application in the context of data warehousing?

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Q. How does the data warehouse typically supply data to specialized decision support applications?

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