OBJECT ORIENTED DATA MODELING QUIZ

Multiplicity is the same as what concept for an ERD?

Cardinality

Attribute

Entity

Relationship

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

Polymorphism

Multiple classification

Inheritance

Encapsulation

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Composition does not allow an object to be part of more than one aggregate object.

False

True

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An operation that alters the state of an object is known as a constructor operation.

False

True

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Each association has two or more roles.

True

False

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A UML diagram includes which of the following?

Class name

List of operations

List of attributes

All of these

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An object can have which of the following multiplicities?

All of these

More than one

Zero

One

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The UML notation is useful for graphically depicting an object-oriented analysis or design model.

True

False

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Composition is a stronger form of which of the following?

Inheritance

Aggregation

All of these

Encapsulation

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An aggregation is a stronger form of association relationship and is represented with a solid diamond at the aggregate end.

True

False

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