I applied through college or university. I interviewed at BlackRock (Ithaca, NY) in Oct 2012
Interview
It includes 2 rounds of interviews. It is an on-campus interviews. In my opinion, it is a good experience to get yourself further preparation if you really want to work in this area. It is common to all people that you need to be sure about what you have laid out in your resume.
Interview questions [1]
Question 1
You need to know simple probability questions. But in case of second round interviews, review lots of probability materials, Object Oriented Program is also advised to review