NCP-AII問題集、NVIDIA実際の試験問題

質問 1

A user wants to restrict a Docker container to use only GPUs 0 and 2. Which command achieves this?

A. docker run -e NVIDIA_VISIBLE_DEVICES=0.2 nvidia/cuda:12.1-base nvidia-smi

B. docker run -device /dev/nvidia0./dev/nvidia2 nvidia/cuda:12.1-base nvidia-smi

C. docker run -gpus all nvidia/cuda:12.1-base nvidia-smi -id=0,2

D. docker run -gpus "device=0.2" nvidia/cuda:12.1-base nvidia-smi

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 2

A financial services firm is deploying an AI model for fraud detection that requires rapid inference and data retrieval across multiple sites. Which feature should their storage system prioritize?

A. Multi-protocol data access with low latency.

B. High capacity with moderate speed.

C. Tape backup systems.

D. Low-cost HDD solutions.

正解: A

解説: (PassTest メンバーにのみ表示されます)

質問 3

A system administrator needs to configure a BlueField DPU and enable RShim on the baseboard management controller (BMC). Which command should be executed?

A. systemctl restart rshim

B. systemctl enable bmc-rshim.service

C. scp <path_to_bfb> root@<bmc_ip>:/dev/rshim0/boot</bmc_ip></path_to_bfb>

D. ipmitool raw 0x32 0x6a 1

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 4

Which of the following commands should be used to inspect a servers SM log file and detect if there was a change on the SM's chosen routing engine?

A. grep log_tra_info varlogopensm.log

B. grep tables varlogopensim.log

C. show ib sm log matching tables

D. show ib sm log matching log_trap_info

正解: A

解説: (PassTest メンバーにのみ表示されます)

質問 5

A leaf switch shows "FW Version Mismatch" alerts for transceivers after cluster expansion. Which tool validates transceiver firmware against expected versions?

A. mlxconfig

B. iblinkinfo

C. ethtool

D. flint

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 6

A System Administrator needs to change the scheduling behavior of a single GPU to use a fixed share scheduler. What command achieves this?

A. nvidia-smi -i 0 -mig 1

B. mixconfig -d /dev/mst/mt4123_pciconf0 set LINK_TYPE_P1=2

C. esxcli system module parameters set -m nvidia -p

D. esxcli -i 0 -mig 18

正解: C

解説: (PassTest メンバーにのみ表示されます)

質問 7

A company deploys a large language model training cluster containing multiple NVIDIA HGX servers. During benchmarking, GPUs within each server communicate efficiently, but gradient synchronization across servers introduces significantly higher latency than expected. The infrastructure engineer needs to identify the component primarily responsible for optimizing GPU- to-GPU communication between different servers while maintaining maximum bandwidth and minimum latency.

A. NVIDIA InfiniBand fabric

B. NVIDIA MIG

C. PCIe Gen5 switch

D. NVIDIA NVSwitch

正解: A

解説: (PassTest メンバーにのみ表示されます)

質問 8

A system administrator needs to replace a failing GPU. Which of the following commands should be used to check slot capabilities?

A. netstat -tulpn

B. lspci

C. dmesg

D. nvidia-smi

正解: B

解説: (PassTest メンバーにのみ表示されます)

質問 9

After configuring NGC CLI with ngc config set, a user receives "Authenticated failed" errors when pulling containers. What step was most likely omitted?

A. Entering the API key during ngc config set or storing it in ~/.ngc/config.

B. Setting --format_type=json to enable API interactions.

C. Running sudo systemctl restart docker after configuration.

D. Installing the CLI with apt-get instead of manual extraction.

正解: A

解説: (PassTest メンバーにのみ表示されます)

NVIDIA AI Infrastructure - NCP-AII 模擬練習