MBA/PGDM

Doctor Harisingh,
Gour University conducts its own entrance exam for PG and UG admissions. Selection for the courses is based on the rank secured in the test. Minimum requirement in UG is 45%.
Check the below link -
https://www.shiksha.com/mba/exams/dhsgsu-pget

The cut-offs vary from year to year. Since this is a new course even we can't anticipate the cut-offs. Just prepare and do well in your exams.

Educational Qualification required for admissions for MBA in IGNOU:Graduation in any discipline with 50 percent marks for general category and 45 percent for a reserved category with 3 years managerial or supervisory or professional experience.

On the basis of work experience, you can pursue MBA through distance.

Since you have such a good work experience, you can pursue executive MBA. Some of the best colleges are IIMs which include IIM-Indore, Shillong, Madras, Lucknow, Bangalore and Kolkata. For this, you need to take CAT exam. There are few other top colleges like Symbiosis, XLRI, S.P Jain, NMIMS, JBIMS, KJ Somaiya, Welingkar and Sydenham. Every college has its cut-off and these are the best colleges. To pursue MBA, you also have to take up exams like CET, SNAP, NPAT, CMAT, MAT and XAT.

Yes, there are many PG courses which you can pursue.
All the best.

You should opt for BBA+MBA.