Introduction to Database System – Online MCQs Test – Computer Science 9th

1. Several data records make up a:

2. Usually a third entity known as “junction table” is used to create the:

3. The most common type of relationship used in relational databases is:

4. A database is composed of rows and columns which are called:

5. A key that defines a relationship between two entities is called:

6. This shape is used to define an entity in ERD.

7. The basic limitation of a flat file database is that:

8. A _______ stores data in an organized form.

9. With the help of a junction table, many-to-many relationship is a combination of two:

10. Multiple fields make up a:

11. In a relational database, keys are used to create a:

12. String data type can store:

13. The relationship that matches one record of an entity with only one record of another entity is called:

14. Which of the following Microsoft Office packages is a DBMS?

15. In a database table of “Students”, the address of the student will be a:

16. (5.6, 3.14, 554.9) are the examples of the data types called:

17. A database is composed of ______ which contain rows and columns.

18. In database, relationships make use of:

19. There are three most important components of data models, which are:

20. A single entry in a table is called: