Data Models

__________________ is a relatively simple representation, usually graphical, of more complex real-world data structures.

• Contraints

• Data

• Data Models

• Building Structure

A person, place, thing, or event about which data will be collected and stored. ___________

• Constraints

• Entity

• Relationship

• Attribute

______________ is a characteristic of an entity.

• Attribute

• Entity

• Relationship

• Constraint

A ________________ describes an association among entities.

• One-to-Many

• Entity

• Relationship

• Many-to-Many

Is a restriction placed on the data is known as a ________________?

• Entity

• Constant

• Constraint

• Attribute

Which of the following is not one of the three relationships used by Data Models?

• Entity-to-Entity

• One-to-Many

• Many-to-Many

• One-to-One