Object Oriented Data Modeling An abstract class is which of the following? A class that has direct instances, but whose descendants may 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 no direct instances, but whose descendants may not have direct instances A class that has direct instances, but whose descendants may 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 no direct instances, but whose descendants may not have direct instances ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling Each association has two or more roles. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling A UML diagram includes which of the following? List of attributes List of operations All of these Class name List of attributes List of operations All of these Class name ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling Composition does not allow an object to be part of more than one aggregate object. False True False True 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 Multiplicity is the same as what concept for an ERD? Cardinality Attribute Entity Relationship Cardinality Attribute Entity Relationship ANSWER DOWNLOAD EXAMIANS APP
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