It was quite simple. Professor of the course which I was TA'ing for interviewed me and asked course related questions. Other than that they checked my ability to explain the concepts to students.
Interview questions [1]
Question 1
Q: How will you deal with a student of different major who is facing difficulty in understanding the course material?
It is very good process probably take by three or four people who have no idea how to make sure your house and I'm not going home from school of my life with my friends with
I applied through university. The process took 3 days. I interviewed at Ashoka University (New Delhi) in Jan 2018
Interview
We were just made to talk about our passion and interest and that was all. Very informal conversation. Friendly panel. Went on for about half an hour. And got back to me very quickly too. It was in person as pre covid.