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DC
Question Practice

Which use of keys can help avoid data redundancy?

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

MCQ_SA
CBSE
Class 11
Informatics Practices
Informatics Practices
Database Concepts
Question Bank

Which use of keys can help avo...

Single Answer MCQ
Q-00066963

Which use of keys can help avoid data redundancy?

1

Using composite primary keys only

2

Properly defining foreign keys

3

Having duplicate primary keys

4

Using non-unique attributes as primary keys

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