Free NCA-AIIO Exam Braindumps
AI Infrastructure and Operations Questions 26–30 (page: 7)

Updated On: 1-Sep-2026

How many distinct network fabrics are in an AI cluster?

  1. 3
  2. 2
  3. 4
  4. 5

Answer(s): C



How many 1 Gb Ethernet in-band network connections are in a DGX H100 system?

  1. 1
  2. 2
  3. 0

Answer(s): C

Explanation:

The DGX H100’s in-band management and storage fabric uses NVIDIA ConnectX-7 QSFP56 ports supporting 10 GbE and above - there are no 1 GbE interfaces allocated to in-band networks. The lone 1 GbE RJ45 port is reserved for out-of-band BMC system management.



How many Mellanox ConnectX-6 Single Port VPI cards are in a DGX A 100 system?

  1. 8
  2. 16
  3. 4

Answer(s): A

Explanation:

The DGX A100 system is equipped with eight single-port Mellanox ConnectX-6 VPI adapters for clustering.



Which is the best PUE value for a data center?

  1. PUE of 1.2
  2. PUE of 3.5
  3. PUE of 5.0
  4. PUE of 2.0

Answer(s): A

Explanation:

A PUE of 1.2 indicates that the facility’s total energy overhead is only 20% above the energy consumed by IT equipment - very efficient and close to the ideal value of 1.0.



Which solution should be recommended to support real-time collaboration and rendering among a team?

  1. A cluster of servers with NVIDIA T4 GPUs in each server.
  2. A DGX SuperPOD.
  3. An NVIDIA Certified Server with RTX based GPUs.

Answer(s): C

Explanation:

An NVIDIA-Certified Server equipped with RTX GPUs is tailored for real-time graphics workloads and supports NVIDIA vWS (Virtual Workstation) for multi-user, low-latency collaboration and GPU-accelerated rendering.



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