Multiple choice

Choose the type(s) of cardinality of relationship for E-R modelling.

  1. One to one

  2. Many to one

  3. Both 1 and 2

  4. No cardinality exists in an E-R model.

  5. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

An E-R diagram is a method to pictorially represent business findings. It has four types of cardinality of relationships - One to one, one to many, many to one and many to many.