The school website http://www0.gsb.columbia.edu/students/services/inclass has lots of detail on academic elements of the Columbia MBA and should be your first port of call. However, you might also find the following useful ...
  1. The core and FAQ's on Exemption Exams
  2. Academic Calendar & Class Times
  3. Pre Orientation Courses
  4. Grade disclosure and grades
  5. Class Materials
  6. Miscellaneous Academic FAQ's

Oh, also check out our website on the CBS Honor Code.