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Object Oriented Data Modeling

Object Oriented Data Modeling
Composition is a stronger form of which of the following?

Inheritance
Encapsulation
All of these
Aggregation

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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.

False
True

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Object Oriented Data Modeling
In UML, a class is represented by a rectangle with three compartments separated by vertical lines.

False
True

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

One
Zero
All of these
More than one

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Object Oriented Data Modeling
The reasons for overriding include extension, restriction, and optimization.

False
True

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Object Oriented Data Modeling
The benefits of object-oriented modeling are which of the following?

Reusability of analysis, design, and programming results
All of these
Improved communication between users, analysts, etc.
The ability to tackle more challenging problems

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