NVIDIA Senior Analog Mixed Signal Design Engineer interview questions

The total process costs 2 weeks. Phone interview by HR. The 2nd round is interview with manager directly. He is friendly and technical. 3rd round is group interview. Due to COVID-19, the group interview is modified to one-on-one interview sequentially. Every team member either PHD nor experienced analog engineer. Not only talk but also technical discussion and fundamental knowledge Q&A. It costs 1hr per team member.