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DC
Question Practice

Consider a scenario where two students share the same roll number in attendance. What must be done?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 12
Computer Science
Computer Science
Database Concepts
Question Bank

Consider a scenario where two ...

Single Answer MCQ
Q-00095162

Consider a scenario where two students share the same roll number in attendance. What must be done?

1

Add another relation for unique identification.

2

Change the roll number to make it unique.

3

Make attendance a composite primary key.

4

Ignore the duplicate entry.

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