Dear Vishesh,

The admission criteria for SNU , Greater Noida is as follows :

• If you want to take B.Tech admission , you need to appear for JEE MAIN . In case if you have not appeared for JEE MAIN , then you you can get admission by SNU SAT and APT exam conducted by this University.
• To take admission in B.Sc/ B.M.S /BA courses , you need to appear for SNUSAT and APT exams accordingly .[Shiv Nadar University Scholastic Aptitude Test  and Academic Proficiency Test]

for more details about admission, refer to this link:

https://www.careers360.com/university/shiv-nadar-university-greater-noida/admission

Hope this helps !