Question

Draw an E-R diagram for a college with student as a entity and name, roll no. , address, mobile no. , age, D.O.B and E-mail id as an attributes.​

Answer 1

was the answer is helpful ?

add me as brainly list

Answer 2

The E-R diagram for the given problem is in the image below:

Explanation:

Explanation: E-R is referred to as an entity-relationship diagram (ERD). An entity is a real-world object or a thing that exists logically/physically. Attributes are the properties of an entity.

We can illustrate the logical structure of the database, by defining entities, attributes and defining relationships between them. Therefore, E-R diagrams are used to make a blueprint of the database.