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Data Transformation ETL testing involves writing ____ SQL queries for each row in order to confirm the rules of the transformation

76. Data Transformation ETL testing involves writing ____ SQL queries for each row in order to confirm the rules of the transformation.

1. Two
2. Three
3. Four
4. Multiple

Answer: D) Multiple

Explanation:

Data Transformation ETL testing involves writing multiple SQL queries for each row in order to confirm the rules of the transformation.