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Data Modeling with ER Model
The degree of a relationship refers to the number of entity classes in the relationship.
True
Correct Answer:
True
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Data Modeling with ER Model
An identifier determines the type of relationship that an entity has.
A recursive relationship is a relationship between an archetype and an instance of that archetype.
A subtype entity is a special case of another entity called a supertype entity.
An entity class is a collection of entities and is described by the structure of the entities in that class.
A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance.
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