Description: All PGDM Admission depends on score and Entrance Exams Conduct by Respective Business Schools. pgdm admission eligibility and selection process CAT Exam is most important Entrance Exam on PGDM and MBA. Almost all PGDM admissions are restricted by the score in the entrance test conducted by the respective Business Schools. list of pgdm colleges ranking wise CAT is a most accepted and glamorous entrance examination for MBA/PGDM programmes in India. CAT (Common Admission Test) is conducted by IIMs (India Institutes of Management) for Admission to their 2-year post-graduate management programs.