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What is the purpose of a data dictionary in a warehouse?

  1. A Documenting the meaning, source and business definition of each field
  2. B Storing physical file locations
  3. C Listing user permissions
  4. D Recording query performance
Answer

Documenting the meaning, source and business definition of each field

Definition disagreements are the most common cause of reports being distrusted, and a dictionary resolves them once rather than repeatedly.

All Data Warehousing MCQs

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