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Object Oriented Data Modeling

Object Oriented Data Modeling
An operation that alters the state of an object is known as a constructor operation.

True
False

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Object Oriented Data Modeling
A constructor operation does which of the following?

Deletes and existing instance of a class
Creates a new instance of a class
Updates an existing instance of a class
All of these

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

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

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Object Oriented Data Modeling
Which of the following applies to a class rather than an object?

Query
Scope
Update
Constructor

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Object Oriented Data Modeling
Composition does not allow an object to be part of more than one aggregate object.

True
False

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Object Oriented Data Modeling
The term Incomplete for a UML has the same meaning as which of the following for an EER diagram?

Partial specialization rule
Disjoint rule
Overlapping rule
Total specialization rule

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