DBMS MCQS OF COMPUTER SCIENCE EXAMS

1. What is DBMS?
It is a collection of programs that helps the user to create and maintain a database.

2. What is database system?
 It is a combination of database and DBMS software.

3. Merits of DBMS:
 Control redundancy.
Restrict unauthorized access 
Allow multiple user interfaces
Enforce integrity constraints
Provide backup and recovery.

4.What are the levels of  Levels of abstraction?