Question: database 4. What is an Entity-Relationship or E-R model ( 5 points)? Explain the importance/advantage of E-R model ( 10 points). Explain with an example

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4. What is an Entity-Relationship or E-R model ( 5 points)? Explain the importance/advantage of E-R model ( 10 points). Explain with an example ( 5 points)

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