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 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 no 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 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. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling The benefits of object-oriented modeling are which of the following? Reusability of analysis, design, and programming results The ability to tackle more challenging problems All of these Improved communication between users, analysts, etc. Reusability of analysis, design, and programming results The ability to tackle more challenging problems All of these Improved communication between users, analysts, etc. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling Which of the following applies to a class rather than an object? Update Constructor Query Scope Update Constructor Query Scope ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling A derived element is typically shown by placing either a slash (/) or a stereotype of <> before the name of the element. 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 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 Deletes and existing instance of a class Creates a new instance of a class ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Data Modeling An aggregation is a stronger form of association relationship and is represented with a solid diamond at the aggregate end. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS