ECAT Computer Science Basics Concepts and Terminology of Databases Test Online

ECAT Computer Science Basics Concepts and Terminology of Databases Test

ECAT Computer Science Chapter 12 Basics Concepts and Terminology of Databases Online Test

Total Questions: 50
Time Allowed: 25 Minutes
Total Marks: 50
How to Attempt Test: Please choose the right Option in MCQ-type question.
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ECAT Basics Concepts and Terminology of Databases Test Online MCQs

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1. What is the full form of RDBMS?

2. What does the term schema refer to in databases?

3. In relational databases, a table is also called a:

4. Which SQL keyword is used to combine results from two queries?

5. Which SQL command is used to change existing records?

6. What is an attribute in a database?

7. Which SQL statement is used to create a new database?

8. What is data integrity in databases?

9. Which SQL command is used to remove a table completely?

10. Which command is used to remove records from a table?

11. Which SQL clause groups rows with the same values?

12. Which SQL statement is used to add new records?

13. What does SQL stand for?

14. Which SQL clause is used to limit the number of records returned?

15. What is a record in a database?

16. What is the difference between DELETE and TRUNCATE in SQL?

17. What is the purpose of normalization?

18. Which key ensures uniqueness for each record in a table?

19. Which clause is used to filter records in SQL?

20. What is the result of a JOIN operation?

21. What does DBMS stand for?

22. Which SQL command is used to remove duplicate rows from results?

23. What is a foreign key?

24. What is a view in SQL?

25. What is a composite key?


 

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