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
ER Model and Business Rules A subtype entity name should be which of the following? Concise Specific to the organization A singular noun All of these Concise Specific to the organization A singular noun All of these ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Packaged data models are meant to be exactly right straight out of the box. False True False True ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Which of the following statements concerning business rules is true? It should be complex. It should not be convertible to computer code. All of these It may include restrictions. It should be complex. It should not be convertible to computer code. All of these It may include restrictions. ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules A supertype/subtype hierarchy has which of the following features? Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype. Attributes are assigned at the lowest logical level. Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype. Attributes are assigned at the highest logical level. Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype. Attributes are assigned at the lowest logical level. Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype. Attributes are assigned at the highest logical level. 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
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