1.
A supertype/subtype hierarchy is which of the following?

2.
When an entity instance must be a member of only one subtype, it is which of the following?

3.
Inheritance is which of the following?

4.
An oval represents which of the following in an EER?

5.
An action assertion must include which of the following?

6.
A supertype/subtype hierarchy has which of the following features?

7.
Which of the following statements concerning business rules is true?

8.
Specialization is which of the following processes?

9.
Which one of the following symbols is not used in an ERD?

10.
A rectangle represents which of the following in an EER?

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