An entity cluster is a set of one or more entity types and associated relationships. True False TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not one of the three ways to classify an action assertion? Integrity Control Authorization Enabler Condition TRUE ANSWER : ? YOUR ANSWER : ?
An action assertion is a statement that expresses some aspect of the static structure of the organization. True False TRUE ANSWER : ? YOUR ANSWER : ?
A subtype discriminator is which of the following? An attribute of the supertype 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 subtype whose values determine the supertype TRUE ANSWER : ? YOUR ANSWER : ?
A subtype discriminator of the supertype is an attribute whose values determine the target subtype(s). False True TRUE ANSWER : ? YOUR ANSWER : ?
Specialization is which of the following processes? Defining one or more subtypes of the supertype and not forming supertype/subtype relationships. Defining one or more subtypes of the supertype and forming supertype/subtype relationships. Defining one or more supertypes of the subtype and not forming supertype/subtype relationships. Defining one or more supertypes of the subtype and forming supertype/subtype relationships. TRUE ANSWER : ? YOUR ANSWER : ?
A supertype/subtype hierarchy is which of the following? Each supertype has only one subtype. Each subtype has only one supertype. Each subtype has only one attribute. Each supertype has only one attribute. TRUE ANSWER : ? YOUR ANSWER : ?
When an entity instance must be a member of only one subtype, it is which of the following? Overlap with total specialization Disjoint with total specialization Overlap with partial specialization Disjoint with partial specialization TRUE ANSWER : ? YOUR ANSWER : ?
If an entity adheres to the disjoint rule, then an entity instance can be a member of more than one entity for a given supertype. True False TRUE ANSWER : ? YOUR ANSWER : ?
Overlapping and disjoint subtypes have different approaches on how the subtype discriminator is applied. True False TRUE ANSWER : ? YOUR ANSWER : ?