A data warehouse is which of the following ?
Correct answer: B. Organised around important subject areas
- A. Contains only current data
- B. Organised around important subject areas
- C. Contains numerous naming conventions and formats
- D. Can be updated by end users
Explanation
A data warehouse is organised around major subject areas such as sales, customers, or products to support analysis. It generally integrates historical data rather than containing only current data, and end users do not normally update it directly.
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