NVIDIA-Certified Professional AI Networking - NCP-AIN Exam Practice Test

Question 1

You are setting up PKey memberships for different tenants in an InfiniBand network. You want to ensure that some tenants have limited communication capabilities. Which PKey membership type allows members to communicate with full members but not with other members of the same type?

A. Isolated membership

B. Full membership

C. Limited/partial membership

D. Restricted membership

Correct Answer: C

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Question 2

Which component of the Spectrum-X platform is responsible for reordering out-of-order packets?

A. NetQ

B. SuperNIC

C. DOCA software

D. Spectrum-4 switch

Correct Answer: B

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Question 3

Which of the following statements are true about AI workloads and adaptive routing? Pick the 2 correct responses below.

A. ECMP-based load balancing works best for AI workloads.

B. AI workloads are made of a small number of volumetric flows called elephant flows.

C. AI workloads have very high entropy that helps spread traffic evenly without congestion.

D. Flow-based load balancing mechanisms increase congestion risk.

Correct Answer: B,D

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Question 4

You are troubleshooting connectivity issues in your InfiniBand network and need to test basic connectivity between nodes. Which command should you use to test basic connectivity between InfiniBand nodes?

A. traceroute

B. ibping

C. ibnetdiscover

D. ping

Correct Answer: B

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Question 5

When upgrading Cumulus Linux to a new version, which configuration files should be migrated from the old installation? Pick the 2 correct responses below.

A. All files in /etc/network

B. All files in /etc/cumulus/acl

C. All files in /etc

D. All files in /etc/mix

Correct Answer: A,B

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Question 6

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?

A. Spectrum-4 switches

B. NVIDIA NetQ

C. NVIDIA DOCA software

D. BlueField-3 Super NICs

Correct Answer: D

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Question 7

What are the necessary steps to upgrade the MLNX-OS on InfiniBand Switches?

A. Connect to the switches using SSH, fetch the MLNX-OS software image, and use the 'install' command to perform the upgrade.

B. Restart the switches, connect to the switches using Telnet, and use the 'update' command to perform the upgrade.

C. Remove the switches from the switch fabric, fetch the MLNX-OS software image, and use the
'upgrade' command to perform the upgrade.

D. Power off the switches, insert the installation media, and power on the switches to start the upgrade process.

Correct Answer: A

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Question 8

What is the role of NVIDIA's AI-driven network monitoring in data centers?

A. To optimize traffic routing for deep learning models

B. To dynamically adjust network parameters based on workload demands

C. To monitor GPU performance and utilization

D. To ensure secure data transmission

Correct Answer: B

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Question 9

You suspect there might be connectivity issues in your InfiniBand fabric and need to perform a comprehensive check. Which tool should you use to run a full fabric diagnostic and generate a report?

A. perfquery

B. ibnetdiscover

C. taping

D. ibdiagnet

Correct Answer: D

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

NVIDIA-Certified Professional AI Networking - NCP-AIN Exam Practice Test

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