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Modeling Data in the Organization

Modeling Data in the Organization
A logical representation of the data for an organization or for a business area is known as an entity-relationship model.

True
False

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Modeling Data in the Organization
Multiple and binary relationships are the same thing.

False
True

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Modeling Data in the Organization
A relationship is which of the following?

Link between entities
A person, place, or thing
Weak entity
Property or characteristic of an entity

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Modeling Data in the Organization
Cardinality specifies the number of instances of one entity that can be associated with each instance of another entity.

True
False

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Modeling Data in the Organization
A strong entity is an entity whose existence depends on some other entity type.

True
False

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Modeling Data in the Organization
Business rules and policies are universal.

False
True

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