For most of these positions I recommend reaching out to the professor you are interested in working with and ask them to work in their research lab. It helps to read their research papers beforehand as well to get a better idea.
Interview questions [1]
Question 1
They asked me what kind of work I would be interested in doing in their lab.
It was mainly based on the previous works I have done and some basic questions from my area of expertise and behavioral questions to see if I am a good match for the team or not
Interview questions [1]
Question 1
Explain my focus in my previous program in detail, and they asked some technical questions to evaluate my knowledge
I applied through college or university. I interviewed at UT Dallas
Interview
tells them about your, your interests, future goals, why you want to join the lab, strengths and weaknesses, what you would like to gain from the experience and other stuff like that.