Certified Data Management Professional – Fundamentals (CDMP) — Question 44

The key concepts of the data vault are:

Answer options

• A. Hubs, links and satellites
• B. Hubs, links and planets
• C. Facts, links and satellites
• D. Keys, locks and combinations
• E. Facts, dimensions and time

Correct answer: A

Explanation

The correct answer is A: Hubs, links and satellites, as these are the core elements that make up the data vault model. The other options contain terms that are either incorrect or pertain to different data modeling methodologies, such as dimensional modeling or incorrect terminology altogether.