I applied through college or university. The process took 2 days. I interviewed at Cognizant (Calcutta) in Jan 2010
Interview
Initially a written objective type exam was held. It was held for some 1.30 hour. 3 sets of questions were provided , Each half hour. The result was declared the next day. Based on the cut of marks, 1:1 interview was taken. Based on that , selected persons names were announced and offer letters were provided.
Interview questions [1]
Question 1
How to conserve the electricity of the room the interview was going on