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Aptitude
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Verbal Reasoning
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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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ER Model and Business Rules
It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances of an entity type.
True
Correct Answer:
True
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ER Model and Business Rules
Action assertions have traditionally been implemented within an application program.
An ERD that has had the entities clustered will display more entities.
An action assertion is a statement that expresses some aspect of the static structure of the organization.
An entity instance of a subtype represents the same entity instance of a supertype.
Generalization is the process of defining more general entity types from a set of more specialized entity types.
An entity cluster is a set of one or more entity types and associated relationships.
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