The process took 1 day. I interviewed at IBM (Houston, TX) in Aug 2010
Interview
After the initial phone screen with HR, I completed a questionnaire. After that was reviewed, I had a phone screen with a managing consultant and then was invited to Chicago for a case study interview/presentation and 2-3 one-on-one interviews.
Interview questions [1]
Question 1
Business case asked for an evaluation of a new opportunity for an established business.