CAT exam is conducted for MBA/ PGDM admissions to the 21 IIMs and top non-IIMs like FMS Delhi, IIT Bombay, IIT Delhi, SPJIMR Mumbai, Delhi School of Business, NITIE Mumbai, IIT Roorkee, IBS Hyderabad, and others. To take admission to MBA programs offered at the 21 IIMs, it is compulsory to take CAT as no other exam is accepted for admission.