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Question Practice

What role do foreign keys play in a relational database?

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

What role do foreign keys play...

Single Answer MCQ
Q-00095158

What role do foreign keys play in a relational database?

1

They are used to identify unique entries in a table.

2

They can link to another relation's primary key.

3

They define the properties of attributes.

4

They restrict the number of tuples in a relation.

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