For the payroll system, some common requirements are as follows: It should allow employees to record time card information electronically It should automatically generate paychecks based on the number of hours worked & total amount of sales for commission-based employees It should have a web based interface to allow employees to interact with the system It should allow employee to operate ONLY on their own data records It should allow employees to choose payment type For payment, employees can be paid by the hour or salaried The calculated salary of the hourly workers must be paid every two weeks on the Friday, where for salaried employees, it should be paid at the end of the month (last Friday of the month) The system must be able to provide various types of reports for employees and managers.

Draw a component diagram as to how the system can be integrated with mainframe based data source.