Q. What distinguishes the requirements for a data warehouse from those of an operational system?

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Q. In the context of data warehousing, how do users typically think about business data?

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Q. What serves as the backbone of requirements definition in the context of data warehousing?

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Q. Which methods are commonly used for collecting requirements in the context of data warehousing?

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Q. Who are some key individuals to be involved in the requirements gathering process for a data warehouse project?

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Q. What are the components included in the scope and content of the requirements definition document for a data warehouse project?

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Q. Requirements definitions for a sales processing operational system and a sales analysis data warehouse are very similar.

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Q. Managers think in terms of business dimensions for analysis.

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Q. Unit sales and product costs are examples of business dimensions.

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Q. Dimension hierarchies relate to drill-down analysis.

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Q. Categories are attributes of business dimensions.

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Q. JAD is a methodology for one-on-one interviews.

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Q. Questionnaires provide the least interactive method for gathering requirements.

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Q. The departmental users provide information about the company’s overall direction.

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Q. Departmental managers are very good sources for information on data structures of operational systems.

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Q. Information package diagrams are essential parts of the formal requirements definition document.

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