Question
Given the data requirements, design an Entity-Relationship diagram for the following statements. Show all entities along with minimum and maximum cardinalities. State any necessary assumption,
Given the data requirements, design an Entity-Relationship diagram for the following statements. Show all entities along with minimum and maximum cardinalities. State any necessary assumption, if required.
Note: You can upload the ERD image that can be either drawn by hand or online using any tool. Make sure to upload the image within the quiz duration. No extra time will be given to upload the image.
Statements:
A department employs many persons. A person is employed by, at most, one department.
A manager manages, at most, one department. A department is managed by, at most, one manager.
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