MCA

IIT-Delhi, Roorkee, NITs, VIT, BITs-Pilani are some best college for MCA. Try to crack IIT JAM, NIMCET, etc.
Good luck!

But, you can pursue MCA only if you have studied mathematics in graduation.

It depends on your skills. If you are good in website designing, go for it. Choose for the course in which you are interested in.

A list of colleges which are the best BET when it comes to joining a mass communication course at the PG level are mentioned at the link provided below. Note: The colleges listed at the link below are in no particular order. The list has been prepared using India Today Rankings. Regards. https://www.shiksha.com/mass-communication-media/articles/top-10-mass-communication-colleges-to-join-at-pg-level-blogId-8790.

Dear Sagar,Thank you for showing interest in Ganga Institute of Technology and Management. Eligibility criteria of MCA is Bachelor's degree with Mathematics at 10+2 level and at least 50% marks of the qualifying examination. For more details visit us at www.gangagroupofinstitutions.com

Hi,
MBA -IT is a Master in Business Administration with specialization as IT. If you like Business Development/ Managerial function, then MBA-IT may help you. It might also be helpful to lift someone up in IT Services/ ITSM job role. Whereas, MCA is more of Technical and it's suitable for someone who wants to stick to Technology as career.

Yes, you can get admission in the same university for MBA, check out the links below for details:
https://www.shiksha.com/mba/course/mba-department-of-management-sciences-savitribai-phule-Pune-university-pumba-ganeshkhind-123782.