What do you know about company?
Has there been any time you had a conflict with you supervisor and how did you fix it?
What do you want to get out of the internship?
What are your strength?
What would your former co-workers say was your weakness?
What do you like to do for fun?
Pretty easy, only three rounds. One with the recruiter and two with the team I would be contracting with. I ended up getting an offer within a week after the first call with the recruiter