NVIDIA ASIC Engineer interview questions

first was the written test. covered questions on counters , static timing analysis , pipelining, and one or two questions on c and aptitude. it was a 1hr paper with 15 questions. since it was subjective they werent just looking for the answer but your approach as well. after they test they shortlisted 9 students. in the interview they discussed quentions which you hadnt attempted or completed. finally they selected the top four students.