5. (T/F) Combining interface code with business logic code violates the protection from variation principle.

6. A class that is used to retrieve data from and send data to a database is known as ________________

7. The process of creating an object based on a class is called _________

8. The measure of the focus or unity of purpose within a single class is known as _____________________

9. (T/F) A class can have only one object.

10. The top compartment of a class in a DCD includes ______________________ a. attributes c. methods b. stereotype and class name d. visibility