21 tips to understand an AS-IS process
Learning the AS-IS process of a system is the first and foremost thing a person has to do while designing a solution to automate it. Here are few pointers on how to go about understanding it. Learn the basic end to end flow Know what are the data entry points Understand what happens to the data that enters a system The places where data are presented to the user The points where communication is send to the customer/user Make a list of systems that interact with the concerned application The different protocols (like SOAP) used to communicate between applications If there is a communication, the acknowledgements being sent/received if any The various validations that happen at various places within and outside the system Check for duplicate validations Make a list of manual interactions that take place in the process Figure out error prone areas- Tip: manual interactions are error prone Thoroughly understand exception handling situations What happens when one of the in...