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CBSE Class 11 Informatics Practices Question 12 of 38

Database Concepts — Question 12

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Question

Question 11

What is data redundancy? How can it be controlled?

Answer

Repetition (duplication) of the same data in multiple files is known as data redundancy. A DBMS eliminates data redundancy by integrating the files so that multiple copies of the same data are not stored.

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