Certified Data Management Professional – Fundamentals (CDMP) — Question 98

A data lake and a data warehouse are the same concepts in so far as:

Answer options

• A. They are both concerned with using different forms of data governance
• B. They are both concerned with producing star schemas and dimensional data models
• C. They are both concerned with duplicating all the operational data
• D. They are both concerned with preparing data for reporting and analytics
• E. They are not related in any way

Correct answer: D

Explanation

The correct answer is D because both data lakes and data warehouses aim to prepare data for reporting and analytics, albeit in different ways. Options A, B, and C are incorrect as they focus on specific aspects of data management that do not apply universally to both concepts, while E incorrectly states that they are unrelated.