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[Hardware] NCA-AIIO Certification Training - NCA-AIIO Latest Exam Questions

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【Hardware】 NCA-AIIO Certification Training - NCA-AIIO Latest Exam Questions

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NVIDIA NCA-AIIO Exam Syllabus Topics:
TopicDetails
Topic 1
  • AI Operations: This section of the exam measures the skills of data center operators and encompasses the management of AI environments. It requires describing essentials for AI data center management, monitoring, and cluster orchestration. Key topics include articulating measures for monitoring GPUs, understanding job scheduling, and identifying considerations for virtualizing accelerated infrastructure. The operational knowledge also covers tools for orchestration and the principles of MLOps.
Topic 2
  • Essential AI knowledge: Exam Weight: This section of the exam measures the skills of IT professionals and covers foundational AI concepts. It includes understanding the NVIDIA software stack, differentiating between AI, machine learning, and deep learning, and comparing training versus inference. Key topics also involve explaining the factors behind AI's rapid adoption, identifying major AI use cases across industries, and describing the purpose of various NVIDIA solutions. The section requires knowledge of the software components in the AI development lifecycle and an ability to contrast GPU and CPU architectures.
Topic 3
  • AI Infrastructure: This section of the exam measures the skills of IT professionals and focuses on the physical and architectural components needed for AI. It involves understanding the process of extracting insights from large datasets through data mining and visualization. Candidates must be able to compare models using statistical metrics and identify data trends. The infrastructure knowledge extends to data center platforms, energy-efficient computing, networking for AI, and the role of technologies like NVIDIA DPUs in transforming data centers.

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NVIDIA-Certified Associate AI Infrastructure and Operations Sample Questions (Q48-Q53):NEW QUESTION # 48
You are assisting a senior researcher in analyzing the results of several AI model experiments conducted with different training datasets and hyperparameter configurations. The goal is to understand how these variables influence model overfitting and generalization. Which method would best help in identifying trends and relationships between dataset characteristics, hyperparameters, and the risk of overfitting?
  • A. Perform a time series analysis of accuracy across different epochs
  • B. Conduct a decision tree analysis to explore how dataset characteristics and hyperparameters affect overfitting
  • C. Use a histogram to display the frequency of overfitting occurrences across datasets
  • D. Create a scatter plot comparing training accuracy and validation accuracy
Answer: B
Explanation:
Conducting a decision tree analysis (D) best identifies trends and relationships between datasetcharacteristics (e.g., size, diversity), hyperparameters (e.g., learning rate, batch size), and overfitting risk. Decision trees model complex, non-linear interactions, revealing which variables most influence generalization (e.g., high learning rate causing overfitting). Tools like NVIDIA RAPIDS cuML support such analysis on GPUs, handling large experiment datasets efficiently.
* Time series analysis(A) tracks accuracy over epochs but doesn't link to dataset/hyperparameter effects.
* Scatter plot(B) visualizes overfitting (training vs. validation gap) but lacks explanatory depth for multiple variables.
* Histogram(C) shows overfitting frequency but not causal relationships.
Decision trees provide actionable insights for this research goal (D).

NEW QUESTION # 49
You are responsible for managing an AI-driven fraud detection system that processes transactions in real- time. The system is hosted on a hybrid cloud infrastructure, utilizing both on-premises and cloud-based GPU clusters. Recently, the system has been missing fraud detection alerts due to delays in processing data from on- premises servers to the cloud, causing significant financial risk to the organization. What is the most effective way to reduce latency and ensure timely fraud detection across the hybrid cloud environment?
  • A. Switching to a single-cloud provider to centralize all processing in the cloud
  • B. Increasing the number of on-premises GPU clusters to handle the workload locally
  • C. Migrating the entire fraud detection workload to on-premises servers
  • D. Implementing a low-latency, high-throughput direct connection between the on-premises data center and the cloud
Answer: D
Explanation:
Implementing a low-latency, high-throughput direct connection (e.g., InfiniBand, Direct Connect) between on- premises and cloud GPU clusters reduces data transfer delays, ensuring timely frauddetection in a hybrid setup. Option A (more GPUs) doesn't address connectivity. Option C (all on-premises) limits scalability.
Option D (single cloud) sacrifices hybrid benefits. NVIDIA's hybrid cloud docs support optimized networking.

NEW QUESTION # 50
Which of the following software components is most responsible for optimizing deep learning operations on NVIDIA GPUs by providing highly tuned implementations of standard routines?
  • A. cuDNN
  • B. NCCL
  • C. CUDA
  • D. TensorFlow
Answer: A
Explanation:
NVIDIA cuDNN (CUDA Deep Neural Network library) is specifically designed to optimize deep learning operations on NVIDIA GPUs by providing highly tuned implementations of standard routines, such as convolutions, pooling, and activation functions. It underpins frameworks like TensorFlow and PyTorch, accelerating training and inference in NVIDIA's ecosystem (e.g., DGX, Jetson). cuDNN's optimizations leverage GPU parallelism, making it the core component for deep learning performance.
CUDA (Option A) is a general-purpose GPU programming platform, not specialized for deep learning.
TensorFlow (Option B) is a framework that uses cuDNN, not the optimizer itself. NCCL (Option D) focuses on multi-GPU communication, not individual operations. cuDNN is NVIDIA's flagship deep learning optimization tool.

NEW QUESTION # 51
You are planning to deploy a large-scale AI training job in the cloud using NVIDIA GPUs. Which of the following factors is most crucial to optimize both cost and performance for your deployment?
  • A. Using reserved instances instead of on-demand instances
  • B. Enabling autoscaling to dynamically allocate resources based on workload demand
  • C. Selecting instances with the highest available GPU core count
  • D. Ensuring data locality by choosing cloud regions closest to your data sources
Answer: B
Explanation:
Optimizing cost and performance in cloud-based AI training with NVIDIA GPUs (e.g., DGX Cloud) requires resource efficiency. Autoscaling dynamically allocates GPU instances based on workload demand, scaling up for peak training and down when idle, balancing performance and cost. NVIDIA's cloud integrations (e.g., with AWS, Azure) support this via Kubernetes or cloud-native tools.
High core count (Option A) boosts performance but raises costs if underutilized. Data locality (Option C) reduces latency but not overall cost-performance trade-offs. Reserved instances (Option D) lower costs but lack flexibility. Autoscaling is NVIDIA's key cloud optimization factor.

NEW QUESTION # 52
How many 1 Gb Ethernet in-band network connections are in a DGX H100 system?
  • A. 0
  • B. 1
  • C. 2
Answer: A
Explanation:
The DGX H100 system uses high-speed NVIDIA ConnectX-7 QSFP56 ports (supporting 10 GbE and above) for in-band management and storage traffic, with no 1 Gb Ethernet interfaces allocated to in-band networks. A single 1 GbE RJ45 port exists, but it's reserved for out-of-band Baseboard Management Controller (BMC) tasks, not in-band connectivity.
(Reference: NVIDIA DGX H100 System Documentation, Networking Section)

NEW QUESTION # 53
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