17. A technique for physically arranging the records of a file on secondary storage device is called

is the ingredient of data modeling:

9. The process to identify the data objects and the relationships between them is:

6. Database development process involve mapping of conceptual data model into

12. What indicates the connection between entites

16. In E-R diagram, a diamond shape is used to represent a(n):

5. In activities, the cost factors are taken into consideration:

15. In E-R diagram, an oval shape is used to represent a(n):

In E-R diagram, a rectangular box is used to represent a(n):

10. The relationship between the entities is represented graphically by using:

I I. In hybrid distribution which kind of fragments are stored at only one site

7. In ERD model, the relationship between two entities is represented by a

4. In activities, the possible inputs for the database are collected:

18. An index may be created on

I. Which of the following keys does not hold uniqueness property

19. represents entity:

2. An entity related to itself in an ERD model refers to

8. tools in involved to the Data Analysis:

20. is not related to an entity:

3. is called the preliminary investigation of the required database: