BlueField network platform configuration and management: Practice Questions — Physical Layer Management (NVIDIA-Certified Professional: AI Infrastructure)
Practice Questions: BlueField Network Platform Configuration and Management These multiple-choice questions are designed to help candidates prepare...
Practice Questions: BlueField Network Platform Configuration and Management
These multiple-choice questions are designed to help candidates prepare for the Physical Layer Management section of the NVIDIA-Certified Professional: AI Infrastructure exam, focusing specifically on BlueField network platform configuration and management.
What is the primary role of the BlueField Data Processing Unit (DPU) in AI infrastructure?
- A. To replace the GPU for AI computations
- B. To offload and accelerate networking, storage, and security tasks from the CPU
- C. To manage power supply to GPUs
- D. To provide additional CPU cores for AI workloads
Correct answer: B
Explanation: The BlueField DPU offloads networking, storage, and security functions from the CPU, improving overall system efficiency and performance in AI infrastructure.
Which command-line tool is commonly used to configure and manage BlueField DPUs?
- A. nvidia-smi
- B. mstconfig
- C. bpftool
- D. ndfu
Correct answer: B
Explanation: mstconfig is the primary tool used to configure and manage BlueField DPUs, including setting up networking and firmware parameters.
When configuring BlueField for network isolation, which feature is essential to segment traffic securely?
- A. Multi-Instance GPU (MIG)
- B. Virtual LAN (VLAN)
- C. NVLink
- D. CUDA Streams
Correct answer: B
Explanation: VLANs are used to segment network traffic securely, and BlueField supports VLAN configuration to isolate traffic within AI infrastructure environments.
What is the recommended method to update BlueField firmware safely in a production environment?
- A. Update firmware directly on all DPUs simultaneously
- B. Use a rolling update process with redundancy to avoid downtime
- C. Disable all network interfaces before updating
- D. Update firmware only during system shutdown
Correct answer: B
Explanation: A rolling update with redundancy ensures continuous availability and minimizes downtime during BlueField firmware updates in production.
Which BlueField feature allows partitioning of a single DPU into multiple isolated instances for workload separation?
- A. Multi-Instance GPU (MIG)
- B. Virtual Function (VF)
- C. Single Root I/O Virtualization (SR-IOV)
- D. Multi-Instance DPU (MID)
Correct answer: D
Explanation: Multi-Instance DPU (MID) enables partitioning a BlueField DPU into multiple isolated instances, allowing separate workloads to run securely on the same hardware.
Which protocol is primarily used by BlueField DPUs to manage remote configuration and telemetry?
- A. SNMP
- B. NVMe over Fabrics
- C. gRPC
- D. SSH
Correct answer: C
Explanation: BlueField DPUs use gRPC-based APIs for remote configuration and telemetry management, enabling programmatic control and monitoring.
In BlueField network platform management, what is the purpose of the nvidia-smi dmon command?
- A. To monitor GPU utilization only
- B. To display DPU temperature and power metrics
- C. To monitor DPU device metrics including network and storage
- D. To configure network VLANs on the DPU
Correct answer: C
Explanation: nvidia-smi dmon is used to monitor DPU device metrics such as network throughput and storage activity, providing insight into BlueField performance.
Which BlueField configuration setting is critical to enable secure boot and prevent unauthorized firmware modifications?
- A. Enabling SR-IOV
- B. Activating Trusted Platform Module (TPM)
- C. Enabling Secure Boot
- D. Configuring VLAN tagging
Correct answer: C
Explanation: Enabling Secure Boot on BlueField DPUs ensures that only trusted firmware is loaded, protecting the device from unauthorized modifications.
More in this topic
Ready to test your knowledge?
Put what you've learned into practice with a quick quiz and track your progress.
Test your knowledge →