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Data Warehousing

1.

The generic two-level data warehouse architecture includes which of the following?

Answer: B

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2.

A snowflake schema is which of the following types of tables?

Answer: D

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3.

Successful data warehousing requires that a formal program in total quality management (TQM) be implemented.

Answer: A

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Answer: D

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Answer: A

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6.

The role of the ETL process is to identify erroneous data and to fix them.

Answer: B

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Answer: A

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Answer: B

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9.

Data in the data warehouse are loaded and refreshed from operational systems.

Answer: A

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Answer: B

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