Hello

Main exams for Architecture:

1. NATA (National Aptitude test for Architecture)

2. JEE MAINS PAPER 2

3. JEE Advanced AAT for admission in IIT Architecture Departments

In the link below you can find information about top entrance exams for Architecture:

https://www.careers360.com/courses/b-arch-bachelor-of-architecture/amp

and for every other information about Architecture:

https://www.careers360.com/courses/architecture-engineering-course#:~:text=NATA%20or%20National%20Aptitude%20Test,Council%20of%20Architecture%20(COA).&text=Architecture%20aptitude%20test%20JEE%20Advanced,admission%20into%20IIT%20architecture%20colleges.

Hope this helps