NVIDIA NCP-AIN - AI Networking Exam
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Total 70 questions
Question #11 (Topic: Exam A)
You are optimizing a multi-node AI training cluster using InfiniBand networking and NVIDIA GPUs. You need to implement efficient collective communication operations across the nodes.
Which feature of NVIDIA Collective Communications Library (NCCL) allows for optimized performance in multi-subnet InfiniBand environments?
Which feature of NVIDIA Collective Communications Library (NCCL) allows for optimized performance in multi-subnet InfiniBand environments?
A. Support for IB Router.
B. Static plugin linking.
C. GPU Direct RDMA.
D. Lazy connection establishment.
Answer: A
Question #12 (Topic: Exam A)
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?
A. Separated Host mode
B. NIC mode
C. Restricted mode
D. DPU mode
Answer: D
Question #13 (Topic: Exam A)
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?
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 SuperNICs
Answer: D
Question #14 (Topic: Exam A)
When designing a multi-tenancy East/West (E/W) fabric using Unified Fabric Manager (UFM), which method should be used?
A. RDMA
B. VXLAN
C. Partition / Pkey
D. VLAN
Answer: C
Question #15 (Topic: Exam A)
What are two methods for accessing the operating system on a BlueField DPU? (Choose two.)
A. Via the rshim interface over the PCIe bus.
B. Via rshim over a USB connection on the host.
C. Via the Redfish API.
D. Via SSH to the out-of-band management interface.
E. Via the networking interfaces (data ports) in NIC mode.
Answer: AD
