The process took 1 day. I interviewed at Pixar Animation Studios in Nov 2011
Interview
We talked for 15 minutes about my resume experience before moving onto some questions about data structures (which I fumbled). They're nice and give you lots of chances to explain yourself - but know your data structures well, they'll cover more than just the basics.
Interview questions [1]
Question 1
What data structures would you use to implement a set (simple membership)