Object-Oriented Data Modeling – True or False

6. A derived element is typically shown by placing either a slash (/) or a stereotype of <> before the name of the element.

A. True
B. False

Correct Answer: A. True

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

A. True
B. False

Correct Answer: A. True

8. In an object diagram, an object is represented as a rectangle with two compartments.

A. True
B. False

Correct Answer: A. True

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

A. True
B. False

Correct Answer: B. False

10. Each association has two or more roles.

A. True
B. False

Correct Answer: A. True

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