I applied through university. The process took 2 weeks. I interviewed at Nisum (Hyderābād) in Jan 2011
Interview
Written Test - Aptitude, Technical and English. Time will be given around 1hour. Questions are not that tough. We can crack it with preparation.
Group Discussion - They look for Confidence levels and speaking capability
2 Rounds of Technical Interviews , 1 Hr Round
They see Communication Skilss.