Free NCP-AIN Practice Test Questions 2026

A cloud service provider is deploying the NVIDIA Spectrum-X Ethernet platform in a multi-tenant environment. To ensure the security and isolation of each tenant's AI workload, the provider wants to implement a feature that prevents unauthorized accessto the network.
Which of the following features of the Spectrum-X platform should the provider implement?

A. Streaming Telemetry

B. Adaptive Routing

C. Congestion Control

D. Traffic Isolation

When creating a simu-lation in NVIDIA AIR, what syntax would you use to define a link between port 1 on spine-01 and port 41 on gpu-leaf-01?

A. "spine-01":*swp01" - *gpu-leaf-01":"swp41"

B. "spine-01":"swp1" to "gpu-leaf-01":"swp41"

C. "spine-01 'eth1" to "gpu-leaf-01":"eth41"

D. "spine-01":"eth1" - "gpu-leaf-01":"eth41"

What are the two general user account types in MLNX-OS?
Pick the 2 correct responses below:

A. viewer

B. monitor

C. admin

D. enable

Which of the following tools in Cumulus Linux is specifically useful for detecting and differentiating microbursts from regular network congestion?
Pick the 2 correct responses below

A. Monthly network utilization reports

B. ASIC monitoring with millisecond-level granularity

C. SNMP polling at 5-minute intervals

D. What Just Happened (WJH) feature for packet drop analysis

You are tasked with troubleshooting a link flapping issue in an InfiniBand AI fabric. You would like to start troubleshooting from the physical layer.
What is the right NVIDIA tool to be used for this task?​

A. nvidia-smi utility

B. mlxlink utility

C. tcpdump tool​

You need to configure a bond in Cumulus Linux. Which command should you use?

A. nv set interface bond1 bond member swp1-4

B. nv set interface bond1 bond mlag enable

C. nv set bondbond1 interface member swp1-4

D. nv set interface bond1 bond mode lacp

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. ibnetdiscover

B. perfquery

C. ibdiagnet

D. taping

What are two methods for accessing the operating system on a BlueField DPU?
Pick the 2 correct responses below

A. Via the networking interfaces (data ports) in NIC mode

B. Via the rshim interface over the PCIe bus

C. Via the Redfish API

D. Via rshim over a USB connection on the host

What is the total throughput of the SN5600 Spectrum-X switch?​

A. 12.8 petabits per second

B. 25.6 terabits per second

C. 102.4 gigabits per second

D. 51.2 terabits per second​

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

A. SuperNIC

B. Spectrum-4 switch

C. DOCA software

D. NetQ

Which of the following NCCL environment variables enable SHARP aggregation with NCCL when using the NCCL-SHARP plugin?
Pick the 2 correct responses below

A. NCCL_COLLNET_ENABLE=1

B. NCCL_ALGO=CollNet

C. NCCLSPECTRUM_ENABLE

D. NCCL_SHARP_AUTOINIT

Which of the following commands would you use to assign the IP address 20.11.12.13 to the management interface in SONiC?​

A. nv set interface mgmt ip 20.11.12.13 20.11.12.254

B. interface mgmt0 vrf mgmt ip address 20.11.12.13 20.11.12.254

C. sudo config interface ip add eth0 20.11.12.13/24 20.11.12.254

D. config ip add etho 20.11.12.13/24 20.11.12.254​