Object Oriented Programming - Old Questions

2. What is polymorphism in Object Oriented Programming? Implement a class Employee with a virtual function CalculateSalary() that returns the salary of the employee. Create two derived classes HourlyEmployee and SalariedEmployee. Override the CalculateSalary() function in both derived classes to calculate the salary of an hourly employee and a salaried employee, respectively. Write a program that creates objects of both derived classes and calls the CalculateSalary() function for each. [2+8]