Conceptual Data Modeling Quiz

What is the first step in data modeling?

• Understanding the problem

• Creating a database

• Writing SQL code

• Designing tables and their attributes

What does an ER-model represent?

• Entity-Record model

• Enhanced Resource model

• Electronic Resource model

• Entity-Relationship model

What is a relationship in data modeling?

• An association between entities

• A type of database

• A user interface element

• A programming function

What does cardinality refer to?

• The speed of a computer

• The type of database

• The number of entities in a relationship

• The size of a file

What do attributes describe?

• Groups of entities

• Properties of an entity

• User interface elements

• Configurations of a database

What is a structured attribute?

• An attribute with multiple parts

• An attribute with no parts

• An attribute with one part

• An attribute with fixed values

What is a multi-valued attribute?

• An attribute with a fixed value

• An attribute with no values

• An attribute with one value

• An attribute with many values