Question: 4. What problem might arise when using a primary key of course number for the data in Problem 2? (Hint: Think about what would happen

4. What problem might arise when using a primary key of course number for the data in Problem 2? (Hint: Think about what would happen if the Department Name [not shown in the data] changes.) The student grading system Relational Data Model is given below.

The student grading system Relational Data Model is given below.

It consist of 4 relations namely- Student, Course, Professor, Grade. The Primary key and foreign keys are clearly mentioned in each relations.

4. What problem might arise when using a primary key of course

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