How will you explain what an OS is to your grandmother? Design a microwave for college students How does DNS work? Why do you want to do Product at Microsoft? Some of the resources I used were Microsoft Annual Report, Microsoft Strategy tear down by CB Insights, Microsoft Mission and Vision by Panmore Institute, Wikipedia Article on Interviewing at Microsoft. These resources gave me a firm understanding of the company on a micro and macro level. It also allowed me to align a lot of my answers to what Microsoft will expect. Product Alliance’s Flagship Microsoft course. This is like a cheat sheet because it shows you everything that may happen during the interview, and gives you a framework for answering a lot of the questions. It was a particularly great investment because it streamlined my efforts. I used Blind and Glassdoor extensively to read about the experience of the people there right now.