I think the most preferred choice would be IIT Bombay because it is one of the best institute for Computer Science Engineering in India in terms of of knowledge in terms of placement in terms of packages it is considered to be the top college to get admission to IIT Bombay you need to first qualified JEE main and then you need to qualify JEE advanced with a good rank around under 100 and then only you will be able to take admission into prestigious IIT Bombay