In an Entity-Relationship (E-R) diagram, a rectangle represents _____? - IQ786

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In an Entity-Relationship (E-R) diagram, a rectangle represents _____?

In an Entity-Relationship (E-R) diagram, a rectangle represents _____?

Attribute

Relationship

Entity

None of these

Explanation

In an Entity-Relationship (E-R) diagram, a rectangle represents an Entity.

Attributes are shown as ellipses.

Relationships are shown as diamonds.