Database - Data Modeling with ER Model
Exercise : Data Modeling with ER Model - General Questions
- Data Modeling with ER Model - General Questions
- Data Modeling with ER Model - True or False
An attribute that names or identifies entity instances is a(n):
Properties that describe the characteristics of entities are called:
In which of the following can many entity instances of one type be related to many entity instances of another type?
Entities of a given type are grouped into a(n):
Which of the following is NOT a basic element of all versions of the E-R model?