NMAT by GMAC 2022 Registration Opens from August 1: Choice to Take the Exam at Test Centers or as Online Proctored Test from Home; Check Key Dates, Exam Pattern, Registration Process Read more about NMAT by GMAC 2022 Registration Opens from August 1: Choice to Take the Exam at Test Centers or as Online Proctored Test from Home; Check Key Dates, Exam Pattern, Registration Process