11. A composite attribute is which of the following?

A. An attribute that can be broken into components
B. An attribute that cannot be broken into components
C. Multiple attributes
D. An identifier


Correct Answer: A. An attribute that can be broken into components

12. A binary relationship cannot be which of the following?

A. One-to-One
B. One-to-Many
C. Many-to-Many
D. Zero-to-Zero


Correct Answer: D. Zero-to-Zero

13. A ternary relationship involves how many entities?

A. 3 or less
B. 3
C. More than 3
D. 3 or more


Correct Answer: B. 3

14. When the minimum number of instances of an entity is one, you know which of the following?

A. Mandatory one
B. Optional one
C. Mandatory many
D. Cannot tell


Correct Answer: D. Cannot tell

15. A good business rule is which of the following?

A. Declarative
B. Imprecise
C. Redundant
D. Compound


Correct Answer: A. Declarative

Comments

No comments yet. Why don’t you start the discussion?

    Leave a Reply

    Your email address will not be published. Required fields are marked *

    18 + twelve =