Computers & IT (Non-Engg)

There is no connect in between these courses. You can either pursue a specialized course which is a part of BJMC, or go for a degree course which has computer Science as majors.

1) IIM Ahmedabad - Indian Institute of Management (IIMA)
2) IIM Bangalore - Indian Institute of Management (IIMB)
3) IIM Calcutta.
4) IIM Lucknow - Indian Institute of Management (IIML)
5) FMS - Faculty of Management Studies, University of Delhi.
6) IIM Kozhikode - Indian Institute of Management (IIMK)
7) XLRI - Xavier School of Management.
8) IIT Roorkee - Indian Institute of Technology (IITR)
9) IIM Indore - Indian Institute of Management.
10) IIT Delhi - Department of Management Studies.

Here is the list of some top affordable colleges for game design in India. NID (National Institute of Design), Ahmedabad. IDC, IIT Bombay. Pearl Academy, (Delhi, Mumbai, Jaipur)
NIFT, Delhi. MAEER'S MIT Institute of Design, Pune. Srishti School of Art Design and Technology, (Bengaluru, Pune, Trivandrum)
Indian School of Design and Innovation, (Mumbai)
If you want more, then just visit: https://www.shiksha.com/it-software/game-design/colleges/colleges-india.

Yes, it is a good choice, there are many demands of game design developer in market, not only in India but abroad too. If you are doing Diploma in game design, then you can get a good job, or do freelance, but if you want to grow more than I would suggest you to do Masters in game design. Most of abroad companies require Master's degree for providing you jobs.

B.Sc in information technology and BCA, that is Bachelor's of computer applications are the popular computer courses, and if you are asking about short term courses then it depends on what you want to pursue after that in you graduation.

Yes, Ramswaroop Memorial University, Lucknow offers a MCA full time course. All the best for your future.

Yes, you can get in to FX School.

exam name--Guru Gobind Singh Indraprastha University Common Entrance Test (GGSIPU CET)

After MCA, you can go for a job. But, you are a fresher, you don't have any industrial experience. You don't an industrial fit candidate. So, grab some experience from real industry. Take any short term technology course with an internship. Then you can go for a job. For more information: http://www.innostack.in/training-programs/.

Plz follow the link :
https://www.shiksha.com/university/ipu-guru-gobind-singh-indraprastha-university-ggsipu-delhi-24725