Hello,

Firstly you need to give some entrance exams like JEE, LPUNEST, CET etc. In order to get admission in Computer science. Now computer science is a 4 years course and many top colleges are available for you to learn CSE. Well there are many subjects covered in Computer science engineeing though portion may little bit vary according to college. Some topics covered are.

Mathematics - Calculus, Diffrential equation, Numerical Analysis etc

Programming languages

Physics - Magnetism, Quantum physics

Design and data structure - Algorithm, Data structures, computer networks etc.

Well this is rough idea of your syllabus but I hope you will get an idea of what you will he learning. Enjoy the process and all the best.

https://www.careers360.com/courses/computer-science-engineering-course

https://engineering.careers360.com/colleges/list-of-computer-science-engineering-colleges-in-india