While testing a web application it is very important to test the application on different browsers. We can achieve this by using Selenium Web driver and TestNG. If there are more number of scripts to be executed and executing them on each and every browsers sequentially is time consuming. This can be avoided using a concept in Selenium called Parallel Execution.  TestNG allows us to run the test cases/scripts, test methods or tests in parallel, With Parallel Execution concept we can re...