Home » Tests » Punjab 11th Class Computer Science Chapter 7 Database Fundamentals Mcqs Test Online

1. What refers to the minimum number of times an instance in one entity can be associated with an instance in the related entity?

2. If data is not updated in a file in file based data management systems, what type of problem will it cause?

3. What refers to the maximum number of times an instance in one entity can be associated with instances in the related entity?

4. In which database model, data is organized in tree-like structure?

5. What is a thing of interest to an organization called about which data is to be held?

6. An attribute is also called:

7. In which type of database, data is held in tables and tables are linked by common field?

8. What is a key filed called that is used in relationship between tables whose value matches a primary key in the other table?

9. Duplication of data in different files is called _________.

10. A record is also called:

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Punjab 11th Class Computer Science Chapter 7 Database Fundamentals Mcqs Test Online

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