Nothing really unexpected... be sure to have good specific stories to back up your answers to behavioral stuff, and otherwise be able to deal with data and look at big picture strategic problems, and come up with appropriate solutions/recommendations.
What interests you about internal consulting?
What do you think we should do in X situation
Why do you want to intern at ARM
Why do you want to work in corporate strategy?
Tell me about a time when you failed? Tell me about a time when you had to manage through conflict?
(Consulting Question) How many people walk through the DFW airport each day?
Behavioral questions
What is your biggest weakness?
Couple of Case studies
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