which college is best for computer science in b.tech ?
You should prefer top IITs then NITs for CSE branch. Apart, from them below are the top colleges for CSE
1- Birla Institute of Technology and Science
2- Delhi Technological University
3- Anna University
4- Indian Institute of Technology (Indian School of Mines), Dhanbad
5- VIT University, Vellore
6- Birla Institute of Technology, Mesra
7- College of Engineering, Pune
8- Jadavpur University
9- Thapar University
10- Veermata Jijabai Technological Institute
Good Luck!!
Here are top colleges for B.tech CSE you can prefer.
IIT Bombay- through JEE Advance
IIT Delhi-
through JEE Advance
IIT Kanpur-
through JEE Advance
IIT KGP- through JEE Advance
IIT Madras- through JEE Advance
NIT Trichy- through JEE Main
NIT Surathkal- through JEE Main
NIT Allahabad- through JEE main
BITs Pilani- BITSAT
Good Luck!