While they can get a good overview by looking at your resume, your interviewer is asking is for you to take a few minutes to bring your education and training to life for them. As you answer this question, talk about the formal educational path you took to get to this point in your career. Don't hesitate to talk about personal motivations you had for this educational path. As well, don't hesitate to talk about any awards or recognition you received along the way. Discuss the strengths gained during your post-secondary training and how those skills will be put to use in your new position with Microsoft.