ER Model and Business Rules Which one of the following symbols is not used in an ERD? Rectangle Diamond Circle Oval Rectangle Diamond Circle Oval ANSWER DOWNLOAD EXAMIANS APP
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 It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances of an entity type. False True False True ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An oval represents which of the following in an EER? Relationship Entity Optional One Attribute Relationship Entity Optional One Attribute ANSWER DOWNLOAD EXAMIANS APP
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 Overlap with partial specialization Disjoint with partial specialization Overlap with total specialization Disjoint with total specialization Overlap with partial specialization Disjoint with partial specialization Overlap with total specialization ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules An ERD that has had the entities clustered will display more entities. False True False True ANSWER DOWNLOAD EXAMIANS APP
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