An entity cluster is a set of one or more entity types and associated relationships.
Answer: A
No answer description available for this question.
Action assertions have traditionally been implemented within an application program
Answer: A
No answer description available for this question.
If an entity adheres to the disjoint rule, then an entity instance can be a member of more than one entity for a given supertype.
Answer: B
No answer description available for this question.
It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances of an entity type.
Answer: A
No answer description available for this question
Generalization is the process of defining more general entity types from a set of more specialized entity types.
Answer: A
No answer description available for this question.