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Data Warehousing MCQs

Data quality management refers to the fact that:

Ad-hoc analysis must not be slowed or inhibited by the performance of the data warehouse RDBMS

The warehouse must ensure local consistency, global consistency, and referential integrity

The RDBMS server must support hundreds, even thousands, of concurrent users while maintaining acceptable query performance

The server must include tools that co-ordinate the movement of subsets of data between warehouses

The RDBMS must provide a complete set of analytic operations including core sequential and statistical operations

Answer

Correct Answer: The warehouse must ensure local consistency, global consistency, and referential integrity

Explanation:

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