FIS Senior Software Engineer Product Development interview questions

I got call from Zenith consultancy and I accepted the interview call. On the day of interview, everyone for .Net technology were called out to specific room and asked to submit resume. Everyone were given different times in group of 3-4 per half hour. I went through 3 rounds of interviews, 1-Interview: Technical round - Basic technical round of around 30 minutes. 2-Interview: Advance Technical and Managerial round of around 1 hour. 3-Casual Discussion with PM