DBMS-DBMS CONCEPT Questions and Answers

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DBMS Concepts questions with answers are crucial for students preparing for database-related aptitude and placement exams. Topics such as normalization, keys, constraints, and data models are frequently tested by companies like TCS, Accenture, and Infosys. Understanding how databases are structured and managed helps candidates solve conceptual and query-based problems confidently. This article provides DBMS interview and aptitude questions with clear explanations, focusing on real-world applications. Practice these database management system MCQs to improve your conceptual grasp and get ready for technical interviews and campus placement drives.

DBMS-DBMS CONCEPT

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11. Data catalog and data dictionary are the same.

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12. The data catalog is required to get information about the structure of the database.

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13. A database cannot avoid data inconsistency.

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14. Using database redundancy can be reduced

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15. Secueity restrictions cannot be applied in a database system

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16. Data and metadata are the same.

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17. Metadata is also known as data about data

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18. Metadata is also known as data about data

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19. A system catalog is a repository of information describing the data in the database

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20. The information stored in the catalog is called metadata.

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