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Questions and Answers
What does ER model stand for?
Entity-Relationship model
What is the purpose of an ER diagram?
To portray the database structure
In the context of a school database, what could be considered as an entity?
Student
What are the components of an ER diagram?
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What does the ER model help to develop?
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An ER model is a low-level data model
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ER diagrams are used to define the data elements and relationships for a specific system
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The address can be considered as an entity in a school database
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ER modeling is used to develop a physical design for the database
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The components of an ER diagram are portrayed as a diagram called an entity-relationship diagram
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