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    Exam 3: The Enhanced E-R Model and Business Rules
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    Supertype/Subtype Relationships Should Be Used When the Instances of a Subtype
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Supertype/Subtype Relationships Should Be Used When the Instances of a Subtype

Question 34

Question 34

True/False

Supertype/Subtype relationships should be used when the instances of a subtype participate in no relationships which are unique to that subtype.

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