Object Oriented Data Modeling An abstract class is which of the following? A class that has no direct instances, but whose descendants may not have direct instances A class that has direct instances, but whose descendants may not have direct instances. A class that has no direct instances, but whose descendants may have direct instances. A class that has direct instances, but whose descendants may have direct instances. A class that has no direct instances, but whose descendants may not have direct instances A class that has direct instances, but whose descendants may not have direct instances. A class that has no direct instances, but whose descendants may have direct instances. A class that has direct instances, but whose descendants may have direct instances. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling Composition does not allow an object to be part of more than one aggregate object. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling In UML, a class is represented by a rectangle with three compartments separated by vertical lines. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling A class is a concept, abstraction, or thing that makes sense in an application context. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling A solid diamond represents a stronger form of aggregation, known as composition. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling The fact that the same operation may apply to two or more classes is called what? Multiple classification Inheritance Polymorphism Encapsulation Multiple classification Inheritance Polymorphism Encapsulation ANSWER DOWNLOAD EXAMIANS APP