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  2. NVIDIA Certification
  3. NCA-AIIO Exam
  4. NVIDIA.NCA-AIIO.v2025-09-29.q49 Dumps
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Question 16

In an MLOps pipeline, you are responsible for managing the training and deployment of machine learning models on a multi-node GPU cluster. The data used for training is updated frequently. How should you design your job scheduling process to ensure models are trained on the most recent data without causing unnecessary delays in deployment?

Correct Answer: C
In an MLOps pipeline with frequently updated data, ensuring models are trained on the latest data without delaying deployment requires a responsive scheduling approach. An event-driven scheduling system, supported by tools like Kubernetes with NVIDIA GPU Operator or Apache Airflow integrated with NVIDIA GPUs, triggers the pipeline (data ingestion, training, and deployment) whenever new data arrives. This ensures freshness while minimizing idle time, aligning with NVIDIA's focus on efficient, automated AI workflows in production environments like DGX Cloud or NGC Catalog integrations.
Fixed intervals (Option A) risk training on outdated data or running unnecessarily when no updates occur.
Weekly training (Option B) introduces significant lag, unsuitable for frequent updates. Round-robin scheduling (Option D) lacks data-awareness, potentially misaligning resources and delaying critical updates.
Event-driven scheduling optimizes resource use and responsiveness, a key principle in NVIDIA's MLOps best practices.
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Question 17

A large healthcare provider wants to implement an AI-driven diagnostic system that can analyze medical images across multiple hospitals. The system needs to handle large volumes of data, comply with strict data privacy regulations, and provide fast, accurate results. The infrastructure should also support future scaling as more hospitals join the network. Which approach using NVIDIA technologies would best meet the requirements for this AI-driven diagnostic system?

Correct Answer: D
Deploying the AI model on NVIDIA DGX A100 systems in a centralized data center with NVIDIA Clara is the best approach for an AI-driven diagnostic system in healthcare. The DGX A100provides high- performance GPU computing for training and inference on large medical image datasets, while NVIDIA Clara offers a healthcare-specific AI platform with pre-trained models, privacy-preserving tools (e.g., federated learning), and scalability features. A centralized data center ensures compliance with privacy regulations (e.g., HIPAA) via secure data handling and supports future scaling as more hospitals join.
Generic CPU servers with TensorFlow (A) lack the GPU acceleration needed for fast, large-scale image analysis. Quadro RTX GPUs (B) are for visualization, not enterprise-scale AI diagnostics. Jetson Nano (C) is for edge inference, not centralized, scalable diagnostic systems. NVIDIA's "Clara Documentation" and "AI Infrastructure for Enterprise" validate this approach for healthcare AI.
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Question 18

Which NVIDIA software provides the capability to virtualize a GPU?

Correct Answer: B
NVIDIA vGPU (Virtual GPU) software enables GPU virtualization by partitioning a physical GPU into multiple virtual instances, assignable to virtual machines or containers for accelerated workloads. Horizon is a VMware product, and "virtGPU" isn't an NVIDIA offering, confirming vGPU as the correct solution.
(Reference: NVIDIA vGPU Documentation, Overview Section)
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Question 19

You are tasked with optimizing an AI-driven financial modeling application that performs both complex mathematical calculations and real-time data analytics. The calculations are CPU-intensive, requiring precise sequential processing, while the data analytics involves processing large datasets in parallel. How should you allocate the workloads across GPU and CPU architectures?

Correct Answer: C
Allocating CPUs for mathematical calculations and GPUs for data analytics (C) optimizes performance based on architectural strengths. CPUs excel at sequential, precise tasks like complex financial calculations due to their high clock speeds and robust single-thread performance. GPUs, with thousands of parallel cores (e.g., NVIDIA A100), are ideal for data analytics, accelerating large-scale, parallel operations like matrix computations or aggregations in real-time. This hybrid approach leverages NVIDIA RAPIDS for GPU- accelerated analytics while reserving CPUs for sequential logic.
* CPUs for analytics, GPUs for calculations(A) reverses strengths, slowing analytics.
* GPUs for calculations, CPUs for I/O(B) misaligns compute needs; I/O isn't the primary workload.
* GPUs for both(D) underutilizes CPUs and may struggle with sequential precision.
NVIDIA's hybrid computing model supports this allocation (C).
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Question 20

Which are three key features of InfiniBand networking technology?

Correct Answer: D
InfiniBand is renowned for three key features: low latency (microsecond-scale communication), high bandwidth (100 Gb/s and beyond), and CPU offloads (via RDMA), which shift data transfer tasks to the network hardware, boosting system efficiency. High latency contradicts InfiniBand's design, and GPU offloads are not a core networking feature, making low latency, high bandwidth, and CPU offloads the definitive trio.
(Reference: NVIDIA Networking Documentation, Section on InfiniBand Features)
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