Help me out concerning the below scenario. How do i obtain the domains??
 A company has many departments. Each department has a department number, a department name, a department manager, an address and a budget. Two different departments cannot have the same department number and the same manager. Each department has only one manager. Each department has different employees. For an employee you need to know the employee name, job, salary, birth date and the employee ID, which is unique.
Qn, construct the required employee and department relations and include domains.
 A company has many departments. Each department has a department number, a department name, a department manager, an address and a budget. Two different departments cannot have the same department number and the same manager. Each department has only one manager. Each department has different employees. For an employee you need to know the employee name, job, salary, birth date and the employee ID, which is unique.
Qn, construct the required employee and department relations and include domains.