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QWhy is it important to capture the possible state of the external world in a data model?

ID: #13506 Database Concepts MCQs 106 views
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#13506Q ID
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  • A To ensure data consistency and integrity ✔ ✖
  • B To define access control to database objects ✔ ✖
  • C To optimize query performance ✔ ✖
  • D To determine the physical storage allocation of the database ✔ ✖
Correct Answer: Option A

Explanation

The primary goal of normalization is to ensure that each elementary "fact" is recorded in only one place within the database.
This helps maintain data consistency and integrity by preventing data duplication and anomalies.
Normalization eliminates redundant data and structures the database in a way that allows for efficient insertions, updates, and deletions while maintaining the accuracy and consistency of the data.

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