Database Normalization

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Questions and Answers

What is the purpose of normalization in the context of databases?

Maximizing redundancy for efficient data storage
Introducing anomalies for data consistency
Increasing the number of attributes for data representation
Minimizing redundancy from a relation or set of relations (correct)

Which characteristic is NOT a part of identifying a suitable set of attributes in normalization?

Attributes with characteristics that support functional dependencies are found in the same relation
The minimal number of attributes necessary to support the data requirements of the enterprise
Attributes with a close logical relationship are found in separate relations (correct)
Minimal redundancy with each attribute represented only once

What problems are handled by normalization to minimize data inconsistencies?

Data Scalability and Performance Issues
Data Redundancy and Update Anomalies (correct)
Data Integrity and Security Breaches
Data Duplication and Deletion Inconsistencies

What kind of anomalies may arise due to redundant data in relations?

<p>Insertion Anomalies and Update Anomalies (B)</p> Signup and view all the answers

How does normalization benefit database users?

<p>Easier access and maintenance of data, reduced opportunities for data inconsistencies, minimal storage space usage (B)</p> Signup and view all the answers