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DC
Question Practice

What defines the uniqueness of a candidate key?

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

What defines the uniqueness of...

Single Answer MCQ
Q-00095155

What defines the uniqueness of a candidate key?

1

Only numeric attributes can be candidate keys

2

It must be a property of each individual attribute

3

It must be derived from a single table

4

It must always be chosen as a primary key

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