Engineering

Yes, you can pursue B.A. In Mass Communication after completing 3 years Diploma.

The eligibility is as below.
Candidates must have passed SSC or HSC and a diploma in engineering or technology or B.Sc or its equivalent from a recognized institution with 45% marks (40% in case of candidates of backward class categories and persons with disability belonging to Maharashtra State only

I think, once you are done with your graduation, you can go for Diploma in Airline and Airport Management- for a UG degree and then try for MBA -Airline Airport Management. UG-
https://www.shiksha.com/aviation/ground-services/course/diploma-in-airline-and-airport-management-aimfill-international-jaya

If you have an interest in naval architecture, then you can proceed with M.Tech in Naval Architecture. Eligibility criteria for M.Tech Naval Architecture is:
Bachelor’s degree in Naval Architecture/ Marine Engineering/ Nautical Science/ Ship Building/ Mechanical Engineering/ Civil Engineering/ B.Arch

I think, for such specific detail, you can get in touch with your college as they will be the right party to answer your question. But, I think that you can retake admission in the course and there shouldn't be any problem/challenge about the same. I would still suggest you to talk to the college ma

I haven't been able to get details about the placement record from this college however as per my knowledge I will not recommend you to get a degree from this university. The college has been claimed of issuance of fake degrees and manipulation of examination results. The fake degrees issued by the

Since Naval Architecture study and practice has much to do with the ocean, most institutes offering naval architecture courses are situated in states (mostly south) surrounded by the ocean. Here a list of best M.Tech Naval Architecture colleges in Tamil Nadu. IIT Kharagpur
IIT Madras
Academy of Marine