NCP-AIN Practice Test

NCP-AIN Practice Test practice questions, page 3 of 3, with answer review and explanations.

Question 11

You are optimizing a multi-node AI training cluster using InfiniBand networking and NVIDIA GPUs. You need to implement efficient collective communication operations across the nodes. Which feature of NVIDIA Collective Communications Library (NCCL) allows for optimized performance in multi-subnet InfiniBand environments?

  1. Support for IB Router.
  2. Static plugin linking.
  3. GPU Direct RDMA.
  4. Lazy connection establishment.

Question 12

In which mode of the BlueField DPU does the ARM system on the DPU control the NIC data path, but allow access to the DPU OS from the host?

  1. Separated Host mode
  2. NIC mode
  3. Restricted mode
  4. DPU mode

Question 13

You are investigating a performance issue in a Spectrum-X network and suspect there might be congestion problems. Which component executes the congestion control algorithm in a Spectrum-X environment?

  1. Spectrum-4 switches
  2. NVIDIA NetQ
  3. NVIDIA DOCA software
  4. BlueField-3 SuperNICs

Question 14

When designing a multi-tenancy East/West (E/W) fabric using Unified Fabric Manager (UFM), which method should be used?

  1. RDMA
  2. VXLAN
  3. Partition / Pkey
  4. VLAN