Database - Modeling Data in the Organization
Database - Modeling Data in the Organization
11. A composite attribute is which of the following?
- An attribute that can be broken into components
- An attribute that cannot be broken into components
- Multiple attributes
- An identifier
12. A binary relationship cannot be which of the following?
- One-to-One
- One-to-Many
- Many-to-Many
- Zero-to-Zero
13. A ternary relationship involves how many entities?
- 3 or less
- 3
- More than 3
- 3 or more
14. When the minimum number of instances of an entity is one, you know which of the following?
- Mandatory one
- Optional one
- Mandatory many
- Cannot tell
15. A good business rule is which of the following?
- Declarative
- Imprecise
- Redundant
- Compound