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? Overlap with total specialization Overlap with partial specialization Disjoint with partial specialization Disjoint with total specialization Overlap with total specialization Overlap with partial specialization Disjoint with partial specialization Disjoint with total specialization ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An action assertion must include which of the following? Anchor object Corresponding object All of these Action Anchor object Corresponding object All of these Action ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Inheritance is which of the following? When a supertype entity inherits values of another supertype attribute When a supertype entity inherits values of the subtype 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 another supertype attribute When a supertype entity inherits values of the subtype attribute When a subtype entity inherits values of another subtype attribute When a subtype entity inherits values of the supertype attribute ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules There is cardinality on an EER between the supertype and subtype. 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 subtype has only one attribute. Each supertype has only one attribute. Each supertype has only one subtype. Each subtype has only one supertype. Each subtype has only one attribute. Each supertype has only one attribute. Each supertype has only one subtype. ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Total specialization is represented by double lines between the supertype and subtype on an EER. True False True False ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS