It's a pool campus. So for giving written test and interview you have to go to their company. Written test consist of logical , aptitude, verbal . It's pretty simple test prepare from India bix you can crack it. Time management is very important.
In interview they ask for excel related and any statistical tools . They will give few coding questions if you are from computers background. If you are good enough there will be managerial and hr round. Even though they call 250-300 people they take only 1 Person at the end.