ER Model and Business Rules 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? Disjoint with total specialization Disjoint with partial specialization Overlap with partial specialization Overlap with total specialization Disjoint with total specialization Disjoint with partial specialization Overlap with partial specialization Overlap with total specialization ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An entity instance of a subtype represents the same entity instance of a supertype. False True False True ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Inheritance is which of the following? When a subtype entity inherits values of another subtype attribute When a subtype entity inherits values of the supertype attribute When a supertype entity inherits values of the subtype attribute When a supertype entity inherits values of another supertype attribute When a subtype entity inherits values of another subtype attribute When a subtype entity inherits values of the supertype attribute When a supertype entity inherits values of the subtype attribute When a supertype entity inherits values of another supertype attribute ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Which of the following is not one of the three ways to classify an action assertion? Integrity Control Authorization Enabler Condition Integrity Control Authorization Enabler Condition ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Total specialization is represented by double lines between the supertype and subtype on an EER. False True False True ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules A supertype/subtype hierarchy is which of the following? Each subtype has only one supertype. Each supertype has only one attribute. Each subtype has only one attribute. Each supertype has only one subtype. Each subtype has only one supertype. Each supertype has only one attribute. Each subtype has only one attribute. Each supertype has only one subtype. ANSWER DOWNLOAD EXAMIANS APP
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