Question 1

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

Options :

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

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

C : Flow-based load balancing mechanisms increase congestion risk.

D : ECMP-based load balancing works best for AI workloads.

Answer: A,C

Question 2

You are concerned about potential security threats and unexpected downtime in your InfiniBand data center. Which UFM platform uses analytics to detect security threats, operational issues, and predict network failures in InfiniBand data centers?

Options :

A : Host Agent

B : Enterprise Platform

C : Cyber-AI Platform

D : Telemetry Platform

Answer: C

Question 3

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?

Options :

A : Separated Host mode

B : NIC mode

C : DPU mode

D : Restricted mode

Answer: C

Question 4

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

Options :

A :

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

B :

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

C :

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

D :

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

Answer: A

Question 5

You are troubleshooting an InfiniBand network issue and need to check the status of the InfiniBand interfaces. Which command should you use to display the state, physical state, and link layer of InfiniBand interfaces?

Options :

A : ibv_devices -c mlx5_0

B : cat /proc/net/ib/device

C : sudo ibnodes -C mlx5_0

D : ibstat -d mlx5_X

Answer: D

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