Quiz 1

Which of the following is NOT a good characteristic of a data name? A.Relates to business characteristics B.Relates to a technical characteristic of the system C.Repeatable D.Readable

Relates to a technical characteristic of the system

Data modeling is about documenting rules and policies of an organization that govern data. True False

True

The E-R Model is used to construct a conceptual model. True False

True

A person's name, birthday, and social security number are all examples of: A.descriptors B.attributes C.entities D.relationships

attributes

Customers, cars, and parts are examples of: A.cardinals B.attributes C.entities D.relationships

entities

An entity type whose existence depends on another entity type is called a ________ entity A.variant B.strong C.weak D.codependent

weak