Multiple choice technology databases

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

  1. At least one data mart

  2. Data that can extracted from numerous internal and external sources

  3. Near real-time updates

  4. All of the above.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The generic two-level data warehouse architecture consists of a central data warehouse that extracts and consolidates data from multiple internal and external sources. Data marts (A) are derived from the warehouse, not part of the core architecture definition, and near real-time updates (C) are not a required feature of the basic architecture.

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