Dual

Below are some colleges-
Lingayas University
GEMS B-School
Narayana Business School
Indian Institute of Planning and Management
University Of Lucknow
Devi Ahilya Vishwavidyalaya-Institute of professional studies, Indore
Maharshi Dayanand University-Institute of Management Studies & Research
IIM-Indore also offers Integrated Programme in Management (5 Years).

Hello Ankit,
I understand that you wish to pursue integrated BCA + MCA course. Kindly check the link below for more information:
http://entrance-exam.net/forum/general-discussion/list-colleges-offering-integrated-mca-1126906.html
I hope this answers your questions to your satisfaction. If you have any further questions, kindly revert.

Dear Nilay Shah,
Integrated MBA courses are meant for those who completed +2 and would like to seek a management course. Integrated MBA course consists of 3-year graduation and 2-year post graduation course. In this regard, IIM-Indore offers its own integrated programme. You can apply for the same.
All the best.

Hi Prathiba,
You can check the below mentioned link:
https://www.shiksha.com/mba/ranking/top-mba-colleges-mumbai-all/2-0-0-10224-0.
All the best.

Below mentioned are the colleges offering 5 year integrated M.Sc course:
1. Indian Institute of Science – Bangalore.
2. University of Mysore.
3. University of Mumbai.
4. VIT Business School – Chennai.

You can either join Bansal classes or Akash for the integrated coaching.

Yes, KIAM offer MBA in dual specialization. According to me, KIAMS would be a better option.

University change or college change is completely dependent on university and college norms, some college allow it and some won't plus you need to have good scores in the first year to apply for the same. For further details contact the college authorities.

MS Ramaiah is getting the highest salary package. It is around 12 LPA. They are flexible and offer dual specialization. You can also opt for the specialization based on your interest.