The process took 2 days. I interviewed at IBM in Feb 2012
Interview
First there was an online written test.It was really tough coz each question was given a specific period of time.I ws selected in the written test.After that we had group discussion it was also an eliminating round.Not much difficult topic was given.After that interviews were being conducted.Mostly students had 2 interviews.,i had only one technical+hr combined..C programs were asked to write with outputs,database questions were asked,and about the projects.
I applied through college or university. The process took 1 day. I interviewed at IBM (Bengaluru) in Oct 2011
Interview
There were three rounds. First round was aptitude round. Basic math and logical questions were asked. Second round was Technical interview round. They focused much on my Post Graduation projects.Third round was HR round. It was a very simple round. Mainly they see how much interest you are showing towards IBM.