ER Model and Business Rules An action assertion is a statement that expresses some aspect of the static structure of the organization. False True False True ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Generalization is the process of defining more general entity types from a set of more specialized entity types. True False True False ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules A supertype/subtype hierarchy is which of the following? 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. Each subtype has only one supertype. Each subtype has only one attribute. ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An entity cluster is a set of one or more entity types and associated relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules A subtype discriminator is which of the following? An attribute of the supertype whose values determine the subtype An attribute of the subtype whose values determine the subtype An attribute of the subtype whose values determine the supertype An attribute of the supertype whose values determine the supertype An attribute of the supertype whose values determine the subtype An attribute of the subtype whose values determine the subtype An attribute of the subtype whose values determine the supertype An attribute of the supertype whose values determine the supertype ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules A supertype is an entity type that shares common attributes or relationships distinct from other subgroupings. False True False True ANSWER DOWNLOAD EXAMIANS APP
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