ER model is used in which phase?

- Conceptual schema
- Schema refinement
- Physical refinement
- Application and security

CORRECT ANSWER : Conceptual schema

Discussion Board

Answer : Conceptual Schema.

"Entity Relationship Model" (ER Model) defines the conceptual view of database. It works around real world entity and associate among them. At view level, ER model is considered well for designing databases.

Jayesh Sonar 03-2-2015 11:31 PM


i need more question

Emmanuel quainoo 08-18-2014 04:47 PM

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