ER Model and Business Rules Action assertions have traditionally been implemented within an application program. False True False True 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 A supertype/subtype hierarchy is which of the following? Each subtype has only one attribute. Each subtype has only one supertype. Each supertype has only one attribute. Each supertype has only one subtype. Each subtype has only one attribute. Each subtype has only one supertype. Each supertype has only one attribute. Each supertype has only one subtype. ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An action assertion must include which of the following? Corresponding object Action Anchor object All of these Corresponding object Action Anchor object All of these 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? Authorization Enabler Condition Integrity Control Authorization Enabler Condition Integrity Control ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An oval represents which of the following in an EER? Attribute Relationship Entity Optional One Attribute Relationship Entity Optional One ANSWER DOWNLOAD EXAMIANS APP
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