Cognizant Programming Analyst Trainee interview questions

Good.The interview was a bit tough.It consists of 3 rounds.written test, technical interview,hr interview.The panel members are so friendly.They tested the technical skills.the written test is through amcat.I got selected in TCS and CTS but I chose CTS among the two.There is no group discussion.only after clearing the technical interview,we can attend the hr interview.The hr was so friendly.They talked in a very positive manner.