Object Oriented Data Modeling Aggregation is which of the following? Expresses an is-a relationship and is a stronger form of an association relationship. Expresses a part-of relationship and is a stronger form of an association relationship. Expresses an is-a relationship and is a weaker form of an association relationship. Expresses a part-of relationship and is a weaker form of an association relationship. Expresses an is-a relationship and is a stronger form of an association relationship. Expresses a part-of relationship and is a stronger form of an association relationship. Expresses an is-a relationship and is a weaker form of an association relationship. Expresses a part-of relationship and is a weaker form of an association relationship. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling An object can have which of the following multiplicities? All of these More than one Zero One All of these More than one Zero One ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling A constructor operation does which of the following? Deletes and existing instance of a class Creates a new instance of a class Updates an existing instance of a class All of these Deletes and existing instance of a class Creates a new instance of a class Updates an existing instance of a class All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling An abstract class is which of the following? 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 not 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 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 direct instances, but whose descendants may have direct instances. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling When a business rule involves three or more graphical symbols, you can show the constraint as a note and attach the note to each of the symbols by a dashed line. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling Which of the following applies to a class rather than an object? Update Query Scope Constructor Update Query Scope Constructor ANSWER DOWNLOAD EXAMIANS APP
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