IIMs has announced the CAT 2018 exam date on Sunday, November 25, 2018. Registration for CAT Exam will start on August 8, 2018. The exam pattern of CAT was changed to computer based test starting May 2009. Your score will help you get into one of the 20 IIM’s or 100’s of other B-schools in India. CAT Exam 2018 is expected to be held in the 4th week of November 2018 across 140 cities and 650 centers in India.