Question

name 3 types of elements of ER .​

Answer 1

An ER model is a design or blueprint of a database that can later be implemented as a database. The main components of E-R model are: entity set and relationship set.

...

Entity. An entity is an object or component of data. ...

Attribute. An attribute describes the property of an entity. ...

Relationship.

Answer 2

Answer:

→ There are two types of ER (endoplasmic reticulum) :

1. Rough endoplasmic reticulum  (RER)

2. Smooth endoplasmic reticulum (SER)