NVIDIA AI Infrastructure (NCP-AII) Free Practice Test

Question 1

A system administrator is installing a GPU into a server and needs to avoid damaging the device. What item should be used?

A. Electric screwdriver

B. Protective film

C. Anti-ESD strap

D. Gloves

Correct Answer: C

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Question 2

A cluster administrator needs to validate transceiver firmware versions across 200 ports using UFM. Which GUI-based method provides a consolidated view?

A. Navigate to 'Devices " > select a switch > " Cables ' tab to see ASIC firmware and transceiver versions.

B. Use " Topology' view to visually inspect cable icons.

C. Export all switch logs and grep for 'FW Version " .

D. Run mlxlink -d lid- < LID > -m on each port manually.

Correct Answer: A

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Question 3

During HPL execution on a DGX cluster, the benchmark fails with " not enough memory " errors despite sufficient physical RAM. Which HPL.dat parameter adjustment is most effective?

A. Increase block size to 6144 to maximize GPU utilization.

B. Set PMAP to 1 to enable process mapping.

C. Reduce the problem size while maintaining the same block size.

D. Disable double-buffering via BCAST parameter.

Correct Answer: C

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Question 4

During a multi-day NeMo burn-in, intermittent " GPU fell off bus " errors occur. Which diagnostic approach isolates hardware faults?

A. Enable HPL_USE_NVSHMEM for alternative memory sharing.

B. Switch from BERT to GPT models for simpler computations.

C. Reduce blocksize to 500MB to lower memory pressure.

D. Run DCGM diagnostics alongside burn-in to monitor GPU health metrics.

Correct Answer: D

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Question 5

An engineer is tasked with configuring Out-of-Band management for a DGX BasePOD deployment. Which network design will best ensure secure and reliable Out-of-Band management operations?

A. Configure Out-of-Band management interfaces to be accessible from any subnet within the data center for maximum flexibility.

B. Connect Out-of-Band management ports to the same switch as user traffic for easier troubleshooting.

C. Place all BMC and management interfaces on an isolated Out-of-Band network with access restricted by firewall rules.

D. Use a single VLAN for both Out-of-Band management and compute fabric to simplify network design.

Correct Answer: C

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Question 6

A user needs to configure NGC CLI to access resources across multiple organizations. What is the recommended command syntax to achieve this?

A. ngc config list to manually edit the JSON configuration file.

B. ngc registry login --org org-name

C. export NGC_CLI_ORG=org-name & & ngc config set

D. ngc config set --org org-name --ace ace-name

Correct Answer: D

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NVIDIA AI Infrastructure (NCP-AII) Free Practice Test