NVIDIA interview questions

It was screening round. whole interview was based on single Digital Design question. He was not helping me much, when I was not able to solve, I told him about my thinking and then he helped but overall very poor. I was not prepared for it

1) RISC - V processor, Pipe lining stages, cache replacement, write back write through , LRU LFU SRRIP 2) questions on setup and hold time 3) Physical design flow, softwares, files used in PD, 4) Dynamic and static power