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In an ER diagram, how is a multi-valued attribute represented?
Practice Questions
Q1
In an ER diagram, how is a multi-valued attribute represented?
As a rectangle
As an oval
As a double oval
As a diamond
Questions & Step-by-Step Solutions
In an ER diagram, how is a multi-valued attribute represented?
Steps
Concepts
Step 1: Understand what a multi-valued attribute is. It is an attribute that can have multiple values for a single entity.
Step 2: Know that in an ER diagram, attributes are usually represented by ovals.
Step 3: Learn that a multi-valued attribute is represented by a double oval instead of a single oval.
Step 4: Remember that the double oval indicates that the attribute can hold more than one value.
No concepts available.
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