ER Model and Business Rules A subtype entity name should be which of the following? Concise All of these A singular noun Specific to the organization Concise All of these A singular noun Specific to the organization 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. 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 subtype whose values determine the supertype An attribute of the subtype whose values determine the subtype An attribute of the supertype whose values determine the subtype An attribute of the supertype whose values determine the supertype An attribute of the subtype whose values determine the supertype An attribute of the subtype whose values determine the subtype An attribute of the supertype whose values determine the subtype An attribute of the supertype whose values determine the supertype ANSWER DOWNLOAD EXAMIANS APP
ER Model and Business Rules Which of the following statements concerning business rules is true? It should not be convertible to computer code. All of these It should be complex. It may include restrictions. It should not be convertible to computer code. All of these It should be complex. It may include restrictions. 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 subtype entity inherits values of another subtype attribute When a supertype entity inherits values of the subtype attribute When a subtype entity inherits values of the supertype attribute When a supertype entity inherits values of another supertype attribute When a subtype entity inherits values of another subtype attribute When a supertype entity inherits values of the subtype attribute When a subtype entity inherits values of the supertype attribute 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 subtype has only one attribute. Each supertype has only one subtype. Each subtype has only one supertype. Each supertype has only one attribute. Each subtype has only one attribute. Each supertype has only one subtype. Each subtype has only one supertype. ANSWER DOWNLOAD EXAMIANS APP
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