Triggers in SQL are special procedures that automatically execute in response to specific database events such as INSERT, UPDATE, or DELETE. They are widely used to enforce business rules, audit data changes, or automate tasks.
Time limit: 0
Quiz Summary
0 of 15 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
What are the valid types of triggers based on timing?
Correct
Incorrect
Question 5 of 15
5. Question
Which of the following is a row-level trigger?
Correct
Incorrect
Question 6 of 15
6. Question
Can a trigger call another trigger?
Correct
Incorrect
Question 7 of 15
7. Question
Which keyword is used to execute code only for each row affected?
Correct
Incorrect
Question 8 of 15
8. Question
What is the purpose of BEFORE INSERT trigger?
Correct
Incorrect
Question 9 of 15
9. Question
What happens if a BEFORE INSERT trigger fails?
Correct
Incorrect
Question 10 of 15
10. Question
Which of the following clauses specifies the table a trigger is associated with?
Correct
Incorrect
Question 11 of 15
11. Question
Can a trigger be created on a view?
Correct
Incorrect
Question 12 of 15
12. Question
What are OLD and NEW references in a trigger?
Correct
Incorrect
Question 13 of 15
13. Question
Which of the following is not a valid trigger event?
Correct
Incorrect
Question 14 of 15
14. Question
Which clause allows a trigger to be restricted to specific columns?
Correct
Incorrect
Question 15 of 15
15. Question
What is a potential risk of using too many triggers?
Correct
Incorrect
Summary
This quiz on SQL Triggers covers everything from syntax, trigger types (BEFORE, AFTER, INSTEAD OF), row-level vs. statement-level, and best practices. Ideal for learners preparing for real-world SQL usage or technical interviews.
At QuizOrbit, our team specializes in fun, informative quizzes across topics like general knowledge, technology, and entertainment. Boost your knowledge with our expert-designed quizzes.
