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Exam 6: Object Modeling

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Question 41

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_____ allows objects to be used as modular components anywhere in a system.

A) Dynamic addressing
B) Technical feasibility
C) Encapsulation
D) Linear addressing

E) A) and C)
F) C) and D)

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Question 42

Multiple Choice

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A class can belong to a more general category called a _____.

A) superclass
B) register
C) subclass
D) catalog

E) A) and D)
F) All of the above

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Question 43

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A method is an adjective that describes the object's current status.

_____ is a widely used method of visualizing and documenting an information system.

The line from the actor to the use case is called a(n) _____.

A _____ is a visual summary of several related use cases within a system or subsystem.

There are few CASE tools tailored to UML.

A use case represents the steps in a specific business function or process.

A black box wants and needs outside interference.

A(n) _____ resembles a verb and defines specific tasks that an object can perform.

A method is like a blueprint or template for all the objects within a class.

In a use case,an external entity,called a(n) _____,initiates a use case by requesting the system to perform a function or process.

The Unified Modeling Language (UML) symbol for a use case is a(n) _____ with a label that describes the action or event.

After one identifies a system's objects,classes,and relationships,one should develop an object relationship diagram that provides an overview of the system.