Databricks Certified Data Engineer Associate — Question 65

Which data lakehouse feature results in improved data quality over a traditional data lake?

Answer options

• A. A data lakehouse stores data in open formats.
• B. A data lakehouse allows the use of SQL queries to examine data.
• C. A data lakehouse provides storage solutions for structured and unstructured data.
• D. A data lakehouse supports ACID-compliant transactions.

Correct answer: D

Explanation

The correct answer is D because ACID-compliant transactions ensure data integrity and consistency, which are critical for high data quality. Options A, B, and C, while beneficial features of data lakehouses, do not directly improve data quality as they do not address transactional integrity.