To represent an association pattern in an E-R model,________.
A)create a new ID-dependent entity with a 1:1 relationship to one other entity
B)create a new weak,but not ID-dependent entity with a 1:1 relationship to one other entity
C)create a new strong entity with a 1:1 relationship to one other entity
D)create a new ID-dependent entity with a N:1 relationships to two parent entities

Question

Quizplus · Accepted Answer

To represent an association pattern in an E-R model, a new ID-dependent entity with a N:1 relationship to two parent entities should be created. This new entity will serve as a bridge between two parent entities that have a relationship with each other. The ID-dependent attribute ensures that the existence of the new entity is dependent on the existence of its two parent entities.

To Represent an Association Pattern in an E-R Model,________