What is the full form of RDBMS? MCQ with Answer and Explanation

Question
What is the full form of RDBMS?
A. Random Data Backup Management System
B. Relational Database Management System
C. Relational Data Binary Management System
D. Real-time Database Management Software
Answer: Option B
Solution (By JKExamLibrary)
RDBMS stands for Relational Database Management System.
This question belongs to: Computer Database Management System (DBMS)

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Practice More Database Management System (DBMS) Questions

Question #1
Which SQL statement is used to retrieve data from a database?
A. INSERT
B. DELETE
C. SELECT
D. UPDATE
Discuss

Correct Answer: Option C

Explanation:
SELECT is the SQL command used to query and retrieve data from one or more tables.
This question belongs to: Computer Database Management System (DBMS)
Question #2
Which operator is used to combine the distinct result sets of two or more SELECT queries into a single output, automatically filtering out duplicate rows?
A. UNION
B. EXCEPT
C. UNION ALL
D. INTERSECT
Discuss

Correct Answer: Option A

Explanation:
The UNION operator merges the result sets of two queries, removing any duplicate records. UNION ALL performs a similar merge but retains duplicates.
This question belongs to: Computer Database Management System (DBMS)
Question #3
What is the purpose of a trigger in a database?
A. To join tables
B. To automatically execute a set of actions in response to certain events on a table
C. To index a column
D. To create a backup
Discuss

Correct Answer: Option B

Explanation:
A trigger is a stored program that automatically runs when a specified event (INSERT, UPDATE, DELETE) occurs on a table.
This question belongs to: Computer Database Management System (DBMS)
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