EXAMIANS
An entity instance of a subtype represents the same entity instance of a supertype.
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When an entity instance may be a member of multiple subtypes or it does not have to be a member of a subtype, it is which of the following?
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Overlapping and disjoint subtypes have different approaches on how the subtype discriminator is applied.
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When an entity instance must be a member of only one subtype, it is which of the following?
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A subtype entity name should be which of the following?
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It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances of an entity type.
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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.
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Total specialization is represented by double lines between the supertype and subtype on an EER.
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A subtype discriminator is which of the following?
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An action assertion is a statement that expresses some aspect of the static structure of the organization.
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