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As soon as the queries are translated, they are evaluated and various ___ transformations are performed

7. As soon as the queries are translated, they are evaluated and various ___ transformations are performed.

1. Query-realizing
2. Query-optimizing
3. Query-deoptimizing
4. Query-deletion

Answer: B) Query-optimizing

Explanation:

As soon as the queries are translated, they are evaluated and various query-optimizing transformations are performed.