hello friends want to join call center here are the tips
1–remove hesitation it will get you on top
2–watch english channel and try to understand the words and it is not a one day affair you have to practice alot
3watch cnbc
4Try to talk with your friends in english on phone
5 Try to do mock calls in america or britain and try to talk with them and see that ur understanding their accent but do it occasionally it will cost around 20 to 30 rs
6 dont become nervous try to think
that there are thousand of companies not matter if they not selected you if not in this than in that. one thing you will gain that the problem where u r lacking
that is very valuable because the people who take the interview are very expert.