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Object Oriented Data Modeling

Object Oriented Data Modeling
A solid diamond represents a stronger form of aggregation, known as composition.

True
False

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Object Oriented Data Modeling
The fact that the same operation may apply to two or more classes is called what?

Multiple classification
Polymorphism
Inheritance
Encapsulation

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Object Oriented Data Modeling
Which of the following is a technique for hiding the internal implementation details of an object?

All of these
Polymorphism
Encapsulation
Inheritance

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Object Oriented Data Modeling
Which of the following statement is true concerning objects and/or classes?

A class includes encapsulates only data.
An object includes encapsulates only data.
An object is an instance of a class.
A class is an instance of an object.

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Object Oriented Data Modeling
A method defines the form or protocol of the operation, but not its implementation.

False
True

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Object Oriented Data Modeling
An object can have which of the following multiplicities?

One
More than one
All of these
Zero

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