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What is a data lake, and how does it differ from a data warehouse?
- A. A data warehouse stores raw data and a data lake stores processed data
- B. A data lake can only store text files
- C. A data lake and data warehouse are the same thing
- D. A data lake stores raw data in its native format, while a data warehouse stores processed, structured data optimized for analysis
✅ Correct Answer: D. A data lake stores raw data in its native format, while a data warehouse stores processed, structured data optimized for analysis
