To be eligible for the M.M.S. (Master of Management Studies) degree at Xavier Institute of Management & Research Mumbai, candidates must possess a bachelor's degree in any discipline from a recognized university with a minimum aggregate score of 50%. Additionally, applicants are required to have a valid score in any of the national level management entrance exams such as CAT, XAT, CMAT, or GMAT. The selection process also includes a group discussion and personal interview round, where candidates are evaluated based on their communication skills, leadership potential, academic background, and overall suitability for the program.