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Which of the following is/are the layer(s) in the ETL tool function?
101. Which of the following is/are the layer(s) in the ETL tool function?
- Staging Layer
- Data Integration Layer
- Access Layer
- All of the above
Answer: D) All of the above
Explanation:
The following are the layers in the ETL tool function -
- Staging Layer
- Data Integration Layer
- Access Layer