Consider the following class of Employee: public class Employee { private int empNum; private String empLastName; private String empFirstName; private double empSalary; public int getEmpNum() { return empNum; } public void setEmpNum (int emp) { empNum = emp; } public String getEmpLastName() { return empLastName; } public void setEmpLastName (String name) { empLastName = name; } public String getEmpFirstName() { return empFirstName; } public void setEmpFirsName (String name) { empFirstName = name; } public double getEmpSalary() { return empSalary; } public void setEmpSalary (double sal) { empSalary = sal; }