Tata Consultancy Services Trainee BPO interview questions

I entered the interview hall and saw around 50 candidates waiting for the interview. The main interviewer came and told that this post is only for freshers Bachelors of commerce. After listening to this around 10 candidates left from there. Now we were told the general terms and conditions of the job. After listening to them around 5 candidates left. Then group discussion took place and around 10 candidates passed through this round. Then we had to clear the aptitude test. Then a technical round.