First I was not feeling good. Because I was late that day and they asked me about that. then my answer was normal. then that interview was continue going on for 30 min

It was 3 round process. Which had 1 round of my filed related and 1 was of human resource and 1 was written test. The whole process took about 1 month. 2 rounds were on telephone(human resource and field related interview) and written test was taken in office in new delhi.