16. - **python**:
Score: 7
Qualitative Assessment: Good
Description: Tanmay's knowledge of Python was evident, but he could provide more specific examples of its application in his work.

17. - **mysql**:
Score: 6
Qualitative Assessment: Average
Description: His understanding of MySQL was adequate, but he should elaborate on his experience with database management.

18. - **power bi (business intelligence)**:
Score: 5
Qualitative Assessment: Average
Description: Tanmay's experience with Power BI was not clearly demonstrated. He should provide examples of his work with data visualization.

19. - **excel**:
Score: 6
Qualitative Assessment: Average
Description: His Excel skills were mentioned but not detailed. He could enhance this by discussing specific functions and tasks he's performed.

20. - **python programming**:
Score: 7
Qualitative Assessment: Good
Description: Tanmay's Python programming skills were evident, but he should provide more detailed examples of projects he's worked on.