------------------------------is a property that describes various characteristics of an entity

The correct answer is D. Attribute. An attribute is a property that describes various characteristics of an entity. For example, an entity type called Employee may have attributes such as name, age, salary, department, etc. An attribute can also be a primary key that uniquely identifies an entity instance, or a…

IT Operations and Infrastructure Management

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Options

AER Diagram
BColumn
CRelationship
DAttribute

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B
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C
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D
93% (28)

Explanation

An attribute is a property that describes various characteristics of an entity. For example, an entity type called Employee may have attributes such as name, age, salary, department, etc. An attribute can also be a primary key that uniquely identifies an entity instance, or a foreign key that define its format, range, and validity. An attribute is represented by an oval in an ER diagram, and by a column in a table.

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#ER diagram#entity attribute#database modeling

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