Question

The goal of ER modeling is to _____________ (select all the FOUR correct answers).

1. create a common language among developers
2. understand how data should be organized in the database.
3. understand how data should be optimized in the database.
4. understand the user requirements.
5. decide which DBMS to use.
6. decide what data should be stored in the database.
7. understand the scope of the application.

Answer 1

The goal of ER modeling is to (i) create a common language for developers (ii) understand how data should be organized in the database (iii) understand user requirments (iv) decide what data should be stored in the database.

Explanantion:

firstly we should know about ER modeling , what is it?

An entity relationship diagram describes how entities relate to each other. In simple terms, it’s a picture or a framework of your business or a certain business process.

with the help of ER model every developer easily understand that what is going on this model that's why it creates a common language and provide the information about how data should be organized in a database and understands user requirments easily and also provide a path reagarding what data should be stored in database.