ATMA Exam Details: AIMS Test for Management Admissions or ATMA is a national level entrance exam conducted by the Association of Indian Management Schools (AIMS) for admission in MBA and various PGDM courses. The result of this entrance exam is accepted all over India in more than 500 management institutes. It is accepted by AICTE and HRD Ministry. This exam is conducted three times in a year, each offering a chance for candidates to improve their scores.