Quiz - 1 (RDBMS- 10.2.2025)

What is a Database?

• Collection of interrelated data

• A set of programs

• A programming language

• None of the above

What is DBMS?

• Database Management Structure

• Database Management System

• Database Maintenance System

• Data Backup Management System

Which of the following is NOT a characteristic of DBMS?

• Redundancy control

• Data isolation

• Data inconsistency

• Security

Which characteristic ensures that a database system is self-descriptive?

• Cataloging

• Meta-data

• Independence

• Integrity

Which feature of DBMS reduces data redundancy?

• Data independence

• Normalization

• Data inconsistency

• Concurrency control

Which of the following is an advantage of DBMS?

• Improved data sharing

• Data inconsistency

• Increased redundancy

• Poor security

What is the primary purpose of a DBMS?

• To store large volumes of data

• To manage data efficiently

• To allow multiple users to access data

• All of the above

The three levels of schema architecture are:

• Internal, Conceptual, External

• Conceptual, Logical, Physical

• External, Internal, Logical

• Logical, Internal, Conceptual

The external schema level represents:

• User's view

• Internal storage

• Metadata

• None of the above

Data independence refers to:

• Data security

• Data abstraction

• Data redundancy

• Data dependency