Object Oriented Data Modeling The benefits of object-oriented modeling are which of the following? The ability to tackle more challenging problems Improved communication between users, analysts, etc. All of these Reusability of analysis, design, and programming results The ability to tackle more challenging problems Improved communication between users, analysts, etc. All of these Reusability of analysis, design, and programming results ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling Aggregation is which of the following? 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 a part-of relationship and is a stronger form of an association relationship. Expresses an is-a 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 a part-of relationship and is a stronger form of an association relationship. Expresses an is-a relationship and is a stronger form of an association relationship. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling An abstract class is which of the following? 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. 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 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling The UML notation is useful for graphically depicting an object-oriented analysis or design model. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling A constructor operation does which of the following? Updates an existing instance of a class Creates a new instance of a class Deletes and existing instance of a class All of these Updates an existing instance of a class Creates a new instance of a class Deletes and existing instance of a class All of these ANSWER DOWNLOAD EXAMIANS APP