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CBSECommerce (English Medium) Class 12

Question Papers

Question Papers2580

Textbook Solutions20345

MCQ Online Mock Tests42

Important Solutions22654

Concept Notes & Videos608

Revision: Database Concepts Computer Science (Python) Commerce (English Medium) Class 12 CBSE

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Important Questions [2]

Explain the concept of “Alternate Key” in a Relational Database Management System with an appropriate example.
The school has asked their estate manager Mr Rahul to maintain the data of all the labs in a table LAB. Rahul has created a table and entered data from 5 labs.

Exception Handling in Python Structured Query Language (SQL)

Concepts [5]

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Commerce (English Medium) Class 12 CBSE

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