Dear Harsh,

If you are asking for engineering then in order to take admission you have to appear in entrance exams like JEE (Main+Advanced) to take admission in IITs/NITs/IIITs and GFTIs.

To take admission in top private colleges you can appear in BITSAT, VITEEE, SRMJEEE, Manipal and Amrita.

You can check the top engineering colleges below

https://engineering.careers360.com/colleges/ranking

Good Luck!!