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T4 Automotive and self-driving DeepRoute.ai New grad Round 1

Nullmax AI Infra campus recruiting first round (2)

Real Nullmax AI Infra campus recruiting first-round interview questions covering operator optimization

Operator optimization

Coding

  1. Implement Concat on a 4D tensor; describe how concatenation is handled along each dimension.
  2. Write a CUDA Concat Kernel for a 4D tensor, implemented separately for different dimensions.
  3. Implement an LRU (Least Recently Used) cache.