First you need to apply for the test when there is a advt in the local news paper or on their website. Then they send you the test location and date. Usually a nearby educational institute. On completing the test, they would put the list of successful candidates. These candidates are given interview location and time when they need to go the office and appear in front of interview panel.

it was an average interview questions. we have to think and answer to that type of interview questions. we should prepare well for these type of interviews. the interview process was well conducted.