Database Management System - DBMS MCQ Questions and Answers for Practice

Database Management System (DBMS) Multiple Choice Questions (MCQs) are essential practice tools for students and exam aspirants. These questions help reinforce your understanding of core DBMS concepts and prepare you for various assessments.

About Database Management System - DBMS MCQ Questions

Database Management System (DBMS) MCQs cover a wide range of topics, including data models, database design, SQL queries, transaction management, and security. These questions are designed to test your knowledge and ensure you can apply theoretical concepts in practical scenarios.

Why Practice Database Management System - DBMS Objective Questions?

Practicing DBMS MCQs offers several benefits. They help you prepare for school and college exams, competitive exams like GATE and UGC NET, and job interviews in the IT industry. Regular practice enhances your problem-solving skills, improves your speed and accuracy, and boosts your confidence in handling complex database-related questions.

Who Should Use These MCQs?

  • Students preparing for school or college exams
  • Competitive exam aspirants
  • Candidates preparing for interviews

Database Management System - DBMS MCQ Questions for Practice

1. If an attribute of a composite key is dependent on an attribute of the other composite key, normalization called ----------------- is needed

2. A relation is in this form if it is in BCNF and has no multivalued dependencies:

3. ……………..specifies a search condition for a group or an aggregate.

4. ……………..specifies a search condition for a group or an aggregate.

5. ………………….operator is basically a join followed by a project on the attributes of first relation.

6. FD stands for:

7. The different classes of relations created by the technique for preventing modification anomalies are called:

8. ……………… clause is an additional filter that is applied to the result.

9. In which model of database data is stored in tables:

10. The .................... is essentially used to search for patterns in target string.

11. ……………… defines rules regarding the values allowed in columns and is the standard mechanism for enforcing database integrity.

12. ……………….contains information that defines valid values that are stored in a column or data type.

13. The data in the database at a particular moment in time is called a ………………

14. ACID properties of transactions are

15. If several concurrent transactions are executed over the same data set and the second transaction updates the database before the first transaction is finished, the ____ property is violated and the database is no longer consistent.

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