Question: Explain the difference between a weak entity and a strong entity in a mandatory relationship. Use the scenario: A car may have many insurance policies

Explain the difference between a weak entity and a strong entity in a mandatory relationship.

Use the scenario: A car may have many insurance policies over the years. An insurance policy exists for year for a particular car. Cars are uniquely identified by a license plate number whereas insurance policies are identified a sequential number for each car.

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