Exploring the need for UAT

We have done so many types of testing – unit testing, systems integration testing, and regression testing. Why one more type of testing? Because this is the only time the business users and the end users will be playing with a production-like system with all the functionality and data. UAT is the last available window for us to make sure that the business requirements are designed, solved, and developed to meet the proposed functional solution. It’s not only the functionality but also the look and feel of the screens and the simplicity and ease of navigation for the end user for which we can get feedback.

UAT ensures that we vet out and simulate as many scenarios as possible so that the end users will not face the same issues. One critical issue on a large-scale project can impact thousands of users and this can result in wasted time, resources, and frustrated users.

So, what do we do? Do we just take the SIT scripts and SIT plan and implement...