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Database Management System (DBMS) Quiz Online Test Mcqs

Test Instructions

Test Name : Database Management System MCQs
Subject : Computer General
Test Type : Mcqs
Total Question : 25
Total Marks : 50
Total Time : 20 Minutes

The Database Management System (DBMS) is a software designed for handling the tasks like storage, recovery and update of data in a computer system. Some famous DBMS are Oracle, Sybase, Microsoft SQL Server and MySQL. Attempt the following quiz in order to learn more about its usage, benefits and important functions.

Database Management System (DBMS) Quiz Online Test Mcqs Questions with Answers Objective Type

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Question 1 of 25

Uncategorized

1. A domain is atomic if elements of the domain are considered to be ____________ units?

Question 1 of 25

Question 2 of 25

2. Using which language can a user request information from a database ?

Question 2 of 25

Question 3 of 25

3. A Database Management System (DBMS) is?

Question 3 of 25

Question 4 of 25

4. Which of the following is not an Schema?

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Question 5 of 25

5. In an Entity-Relationship Diagram Rectangles represents?

Question 5 of 25

Question 6 of 25

6. Which one of the following is a procedural language ?

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Question 7 of 25

7. A relational database consists of a collection of?

Question 7 of 25

Question 8 of 25

8. The_____ operation allows the combining of two relations by merging pairs of tuples, one from each relation, into a single tuple?

Question 8 of 25

Question 9 of 25

9. The term _______ is used to refer to a row?

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Question 10 of 25

10. Which of the following is not a level of data abstraction?

Question 10 of 25

Question 11 of 25

11. A ________ in a table represents a relationship among a set of values?

Question 11 of 25

Question 12 of 25

12. The result which operation contains all pairs of tuples from the two relations, regardless of whether their attribute values match?

Question 12 of 25

Question 13 of 25

13. Which of the following is not a Storage Manager Component?

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Question 14 of 25

14. Disadvantages of File systems to store data is?

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Question 15 of 25

15. He term attribute refers to a ___________ of a table?

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Question 16 of 25

16. Which of the following is Database Language?

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Question 17 of 25

17. Data Manipulation Language enables users to?

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Question 18 of 25

18. Department (dept name, building, budget) and Employee (employee_id , name, dept name,salary)
Here the dept_name attribute appears in both the relations .Here using common attributes in relation schema is one way of relating ___________ relations?

Question 18 of 25

Question 19 of 25

19. Which of the following is a Data Model?

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Question 20 of 25

20. The tuples of the relations can be of ________ order?

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Question 21 of 25

21. Student(ID, name, dept name, tot_cred)
In this query which attribute form the primary key?

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Question 22 of 25

22. Course(course_id,sec_id,semester)
Here the course_id,sec_id and semester are __________ and course is a _________ ?

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Question 23 of 25

23. For each attribute of a relation, there is a set of permitted values, called the ________ of that attribute?

Question 23 of 25

Question 24 of 25

24. Database __________ , which is the logical design of the database, and the database _______,which is a snapshot of the data in the database at a given instant in time?

Question 24 of 25

Question 25 of 25

25. Which of the following in not a function of DBA?

Question 25 of 25


 

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