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Home ‣ Database ‣ Object-Oriented Data Modeling Comments
- Question
A method defines the form or protocol of the operation, but not its implementation.
Options- A. True
- B. False
- Correct Answer
- False
- 1. Composition does not allow an object to be part of more than one aggregate object.
Options- A. True
- B. False Discuss
- 2. Multiple inheritance allows a class to inherit features from more than one superclass.
Options- A. True
- B. False Discuss
- 3. The greatest threat to business security is often internal rather than external.
Options- A. True
- B. False Discuss
- 4. A disaster recovery plan does not need to include the shipment of database backups to other sites.
Options- A. True
- B. False Discuss
- 5. A transaction log shows before and after images of records that have been modified by transactions.
Options- A. True
- B. False Discuss
- 6. An object's state is determined by its attribute values and links to other objects.
Options- A. True
- B. False Discuss
- 7. The UML notation is useful for graphically depicting an object-oriented analysis or design model.
Options- A. True
- B. False Discuss
- 8. A derived element is typically shown by placing either a slash (/) or a stereotype of <
> before the name of the element.
Options- A. True
- B. False Discuss
- 9. A class is a concept, abstraction, or thing that makes sense in an application context.
Options- A. True
- B. False Discuss
- 10. An operation that alters the state of an object is known as a constructor operation.
Options- A. True
- B. False Discuss
Object-Oriented Data Modeling problems
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