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Oracle Quiz

Oracle Quiz

This Online Oracle quiz test check the understanding on various topics on Oracle sql like Delete ,truncate, constraints, drop ,select,insert, Joins, outer join, Natural join ,indexes , profiles,Dictionary views, many more

The below test is randomized Oracle Quiz and select 15 questions from the set of many questions,so each time you try to attempt it, you will get different questions in different order and option would also be in different order, So it will be fun practicing with this tool. You can try as many times as you want till you feel comfortable about it. I will keep updating the set of questions to make you feel competitive and comfortable with Oracle

Instructions for online test

1.This quiz consists of 15 questions .It is recommended to complete the test in 30 min
2. It consists both single choice and more than  one choice questions to test your knowledge
3. You can press the submit button at the end of your test and get the final score
4.You will also get the know the correct choice after you finished the test.

1. Which ALTER statement would you use to add a primary key constraint on the emp_id column of the emp table?

Question 1 of 15

3. Which constraint can be defined only at the column level?

Question 3 of 15

4. Select the constraint used to validate that values in the given column meet the specific criteria?

Question 4 of 15

5. What is the purpose of the USER_ set of data dictionary views?

Question 5 of 15

6. Which of the following privileges is related to system-level security?

Question 6 of 15

7. Which command would you use to remove all the rows from the EMP table and you dont have option to rollback?

Question 7 of 15

8. For which two constraints does the Oracle Server implicitly create a unique index?

Question 8 of 15

Question 9 of 15

10. Which data dictionary view contains the definition of a view?

Question 10 of 15

11. What is NOT aggregate functions?

Question 11 of 15

12. Evaluate the SQL statement
DROP TABLE DEPT;
Which four statements are true of the SQL statement?

Question 12 of 15

14. You create the emp table with the following command:

CREATE TABLE emp
(emp_no NUMBER(8)
CONSTRAINT emp-no-pk PRIMARY KEY,
emp_name NUMBER(8)
CONSTRAINT emp-name-nk NOT NULL);
Which index or indexes are created for the emp table?

Question 14 of 15

15. Which statement about a self join is true?

Question 15 of 15


 

I hope you like this Oracle MCQ quiz and it helps in your examination preparation. Best of Luck for the Oracle certification Examination. Please do provide feedback on it. We will also be adding more quizzes and questions in future.

Happy Learning!!!!

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