Four rounds, one interviewer each round asked general questions. More on behavior and some cases each round. They want to see your thinking, and decision making process.
Produest achievement, Tell me a time you analyze data, Time that make decision that others disagree with ideas, How about a time that you agree with others decision at the end?, Go through resume, Who was your most difficult customer?, Tell me about a time when you were already halfway in the process when you realized you were going in the wrong direction, The situation you have to say no to customer, Tell me more about you outside resume, What you learn in classes to help company? Time when you have to take a risky decision, Time you deal with obstacles. How did you overcome them?