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Practice Free NCP-AII Exam Online Questions

Question #21

To validate bisectional bandwidth across two racks in a Spectrum-X Ethernet fabric, which NCCL test configuration isolates East-West traffic?

  • A . NCCL_TESTS_SPLIT="DIV 8" ./all_reduce_perf-g 1
  • B . NCCL_TESTS_SPLIT=”OR 0x7" ./all.reduce.perf -g 8
  • C . Run without splits and analyze per-rack averages
  • D . NCCL_TESTS_SPLIT="MOD 2" ./all_reduce_perf -g 8

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Question #22

After initial setup and health checks, the DGX HI 00 system administrator wants to verify that containers can access GPUs before running production workloads.

Which method is recommended for this validation?

  • A . sudo docker run –gpus all –rm nvcr.io/nvidia/cuda:12.1.1-base-ubuntu22.04 systemctl
  • B . sudo docker run –gpus all –rm nvcr.io/nvidia/cuda:12.1.1-base-ubuntu22.04 ls-la
  • C . sudo docker run –gpus all –rm nvcr.io/nvidia/cuda:12.1.1-base-ubuntu22.04 nvidia-smi
  • D . sudo docker run –rm nvcr.io/nvidia/cuda:12.1.1-base-ubuntu22.04 nvidia-smi

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