solution

For each question you must:
1- Draw the ERD in Visual paradigm and save the file. Rename the diagram with the question number. For example, for ERD of question 1a, name the vpp file as: 1a.vpp
2- Insert a text box and write your name and student id.

Use the following business rules to create a Crow’s Foot ERD. Write all appropriate connectivities and cardinalities in the ERD. Make sure to add the following attributes in the appropriate entities: (Division name, Department name, Employee first name, Employee last name, Employee Email, Employee Date of birth, Project name, Project start date, the date that the project is assigned to an employee)

• A department employs many employees, but each employee must be employed by one department.

• A division operates many departments, but each department is operated by one division.

• An employee may be assigned many projects, and a project may have many employees assigned to it.

• Each employee is managed by another employee (supervisor), and each supervisor manages many employees

• A project must have at least one employee assigned to it.

• One of the employees manages each department, and each department is managed by only one employee.

• One of the employees runs each division, and each division is run by only one employee