Databricks Certified Data Analyst Associate — Question 42

What is an advantage of using a Delta Lake-based data lakehouse over classic enterprise data warehouse solutions?

Answer options

• A. Open-source formats
• B. Schema enforcement
• C. ACID transactions
• D. Generic optimizations

Correct answer: A

Explanation

The correct answer is A, as Delta Lake provides open-source formats that promote flexibility and interoperability. Options B, C, and D are also advantages of Delta Lake but do not specifically highlight the key differentiator of being open-source compared to classic enterprise data warehouses.