Vivaldi Mall wants to develop a billing system for their shops automation. They have approached ABC Technology Solutions and described their requirements. The company has decided to keep the data using a RDBMS system. It has identified the mall has a number of products supplied by vendors. The customers are classified as Premium customers and regular customers based on their buying behavior. There needs a stock management system to track the stock details of the products. Every day the accountant has to generate Stock report and based on that, the reorder will be done. Analyze the different process models to develop the above kind of application. And justify which process model may be more suitable for these applications.

1. You have been asked to develop an application for Agoda a tourism planner website which has to fetch the information based on the localities. Suggest the possible process models for it and provide details on how the development can be done with advantages and disadvantages of them.

2. You are involved in developing a XML Parser. . Suggest the possible process models for it and provide details on how the development can be done with advantages and disadvantages of them.