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NVIDIA NCA-AIIO Bundle

Exam Code: NCA-AIIO

Exam Name NCA - AI Infrastructure and Operations

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Corresponding Certification: NCA-AIIO

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NVIDIA NCA-AIIO Practice Test 64

Question 630

During a shared-cluster operating review at a university HPC center, engineers report the following issue: Operators scale a cluster but job placement yields worse collective performance than before. The affected work supports research training and scheduled compute allocations; fair resource access and repeatable cluster operations matter. Select TWO: the most appropriate action and the strongest verification of that action. (Select TWO.)

  1. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.
  2. Use a workload scheduler such as Slurm with explicit job GPU resource requests, queue policies and fair-share controls for shared training clusters.
  3. A multi-node training allocation starts with its required worker set and achieves expected synchronized-step performance without stranded partial jobs.
  4. Use a secured baseboard management controller and out-of-band path to inspect system sensors, power and remote console status independently of the host operating system.
  5. A sampled node's actual firmware, GPU, driver and fabric settings match the approved inventory or show a tracked exception.

Explanation

Correct Answers

A:

Correct corrective action. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs. This fits the specific reported issue: Operators scale a cluster but job placement yields worse collective performance than before. The corresponding failure being reduced is: Individually placed workers can deadlock or underperform when all required peers or usable network links are not allocated together.

C:

Correct independent evidence. A multi-node training allocation starts with its required worker set and achieves expected synchronized-step performance without stranded partial jobs. This verifies the corrective approach for the affected research training and scheduled compute allocations instead of treating an architecture diagram alone as success.

Incorrect Answers

B:

Not the most direct the action-and-evidence pair for these facts. Use a workload scheduler such as Slurm with explicit job GPU resource requests, queue policies and fair-share controls for shared training clusters. This choice concerns slurm batch queues fair-share and reservations and may be valid in another design. But this case reports 'Operators scale a cluster but job placement yields worse collective performance than before', which calls for reasoning about distributed job placement and topology-aware orchestration. The targeted response is: Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.

D:

Not the most direct the action-and-evidence pair for these facts. Use a secured baseboard management controller and out-of-band path to inspect system sensors, power and remote console status independently of the host operating system. This choice concerns bmc and out-of-band server health administration and may be valid in another design. But this case reports 'Operators scale a cluster but job placement yields worse collective performance than before', which calls for reasoning about distributed job placement and topology-aware orchestration. The targeted response is: Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.

E:

Not the most direct the action-and-evidence pair for these facts. A sampled node's actual firmware, GPU, driver and fabric settings match the approved inventory or show a tracked exception. This choice concerns cluster inventory firmware and configuration baseline and may be valid in another design. But this case reports 'Operators scale a cluster but job placement yields worse collective performance than before', which calls for reasoning about distributed job placement and topology-aware orchestration. The targeted response is: Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.

Question 631

During a multi-team AI platform review at an applied research institute, engineers report the following issue: A container cannot find an accelerator that appears physically installed in the server. The affected work supports training and inference experiments; jobs must produce reproducible, defensible technical results. Which action most directly addresses the described requirement?

  1. Use NVIDIA Data Center GPU Manager to collect supported accelerator telemetry, health and diagnostic information across datacenter GPU nodes.
  2. Use a secured baseboard management controller and out-of-band path to inspect system sensors, power and remote console status independently of the host operating system.
  3. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.
  4. Correlate supported GPU error counters and Xid or ECC events with driver logs, diagnostics and affected workloads before deciding on remediation or hardware replacement.

Explanation

Correct Answer

C:

Correct. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic. This directly addresses the observed issue: A container cannot find an accelerator that appears physically installed in the server. The important distinction is nvidia-smi point-in-time gpu operational checks, not a substitute feature from a different component. The follow-up validation is: A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.

Incorrect Answers

A:

Not the most direct the corrective action for these facts. Use NVIDIA Data Center GPU Manager to collect supported accelerator telemetry, health and diagnostic information across datacenter GPU nodes. This choice concerns nvidia dcgm gpu fleet diagnostics and health and may be valid in another design. But this case reports 'A container cannot find an accelerator that appears physically installed in the server', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

B:

Not the most direct the corrective action for these facts. Use a secured baseboard management controller and out-of-band path to inspect system sensors, power and remote console status independently of the host operating system. This choice concerns bmc and out-of-band server health administration and may be valid in another design. But this case reports 'A container cannot find an accelerator that appears physically installed in the server', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the corrective action for these facts. Correlate supported GPU error counters and Xid or ECC events with driver logs, diagnostics and affected workloads before deciding on remediation or hardware replacement. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'A container cannot find an accelerator that appears physically installed in the server', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 632

During a multi-team AI platform review at an applied research institute, engineers report the following issue: A container cannot find an accelerator that appears physically installed in the server. The affected work supports training and inference experiments; jobs must produce reproducible, defensible technical results. Which acceptance result is most relevant to this workload?

  1. A sampled node's actual firmware, GPU, driver and fabric settings match the approved inventory or show a tracked exception.
  2. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.
  3. A reproducible fault is linked to device identifiers, event history and a documented diagnostic action with a verified recovery result.
  4. A deliberately observed GPU condition appears in DCGM telemetry with node and device identity and leads to an actionable diagnostic record.

Explanation

Correct Answer

B:

Correct. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue. This is observable evidence for the issue 'A container cannot find an accelerator that appears physically installed in the server' in training and inference experiments. It tests whether the chosen action works under the relevant operating conditions, rather than merely showing that software was installed or a server is powered on.

Incorrect Answers

A:

Not the most direct the acceptance evidence for these facts. A sampled node's actual firmware, GPU, driver and fabric settings match the approved inventory or show a tracked exception. This choice concerns cluster inventory firmware and configuration baseline and may be valid in another design. But this case reports 'A container cannot find an accelerator that appears physically installed in the server', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the acceptance evidence for these facts. A reproducible fault is linked to device identifiers, event history and a documented diagnostic action with a verified recovery result. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'A container cannot find an accelerator that appears physically installed in the server', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the acceptance evidence for these facts. A deliberately observed GPU condition appears in DCGM telemetry with node and device identity and leads to an actionable diagnostic record. This choice concerns nvidia dcgm gpu fleet diagnostics and health and may be valid in another design. But this case reports 'A container cannot find an accelerator that appears physically installed in the server', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 633

During a high-traffic model-service launch at an online commerce company, engineers report the following issue: A new model crashes with out-of-memory while system RAM remains available. The affected work supports product search, recommendations and fraud screening; peak request demand makes degraded predictions visible to customers. What should the AI infrastructure engineer recommend first?

  1. Maintain an inventory of GPU systems, drivers, firmware, network devices and approved configuration versions with controlled rollout and reconciliation.
  2. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.
  3. Compare supported vGPU or time-sliced sharing, passthrough and MIG-backed virtualization according to VM isolation, licensing, performance and hardware support requirements.
  4. Correlate supported GPU error counters and Xid or ECC events with driver logs, diagnostics and affected workloads before deciding on remediation or hardware replacement.

Explanation

Correct Answer

B:

Correct. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic. This directly addresses the observed issue: A new model crashes with out-of-memory while system RAM remains available. The important distinction is nvidia-smi point-in-time gpu operational checks, not a substitute feature from a different component. The follow-up validation is: A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.

Incorrect Answers

A:

Not the most direct the corrective action for these facts. Maintain an inventory of GPU systems, drivers, firmware, network devices and approved configuration versions with controlled rollout and reconciliation. This choice concerns cluster inventory firmware and configuration baseline and may be valid in another design. But this case reports 'A new model crashes with out-of-memory while system RAM remains available', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the corrective action for these facts. Compare supported vGPU or time-sliced sharing, passthrough and MIG-backed virtualization according to VM isolation, licensing, performance and hardware support requirements. This choice concerns virtual gpus and gpu sharing approaches and may be valid in another design. But this case reports 'A new model crashes with out-of-memory while system RAM remains available', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the corrective action for these facts. Correlate supported GPU error counters and Xid or ECC events with driver logs, diagnostics and affected workloads before deciding on remediation or hardware replacement. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'A new model crashes with out-of-memory while system RAM remains available', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 634

During a high-traffic model-service launch at an online commerce company, engineers report the following issue: A new model crashes with out-of-memory while system RAM remains available. The affected work supports product search, recommendations and fraud screening; peak request demand makes degraded predictions visible to customers. Which observed result would justify closing this technical concern?

  1. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.
  2. A reproducible fault is linked to device identifiers, event history and a documented diagnostic action with a verified recovery result.
  3. Two isolated compatible workloads run on their assigned MIG instances with bounded resource use and documented partition capacity.
  4. Several representative users submit jobs and the scheduler allocates only authorized GPU resources under the published priority and quota policy.

Explanation

Correct Answer

A:

Correct. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue. This is observable evidence for the issue 'A new model crashes with out-of-memory while system RAM remains available' in product search, recommendations and fraud screening. It tests whether the chosen action works under the relevant operating conditions, rather than merely showing that software was installed or a server is powered on.

Incorrect Answers

B:

Not the most direct the acceptance evidence for these facts. A reproducible fault is linked to device identifiers, event history and a documented diagnostic action with a verified recovery result. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'A new model crashes with out-of-memory while system RAM remains available', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the acceptance evidence for these facts. Two isolated compatible workloads run on their assigned MIG instances with bounded resource use and documented partition capacity. This choice concerns nvidia mig hardware partitioning and isolation and may be valid in another design. But this case reports 'A new model crashes with out-of-memory while system RAM remains available', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the acceptance evidence for these facts. Several representative users submit jobs and the scheduler allocates only authorized GPU resources under the published priority and quota policy. This choice concerns slurm batch queues fair-share and reservations and may be valid in another design. But this case reports 'A new model crashes with out-of-memory while system RAM remains available', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 635

During a regulated deployment assessment at a healthcare imaging provider, engineers report the following issue: A developer believes the GPU is idle though another process is occupying its memory. The affected work supports clinical imaging and model-assisted workflows; patient data constraints and reliable model performance are important. Which design choice best resolves this technical constraint?

  1. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.
  2. Use a workload scheduler such as Slurm with explicit job GPU resource requests, queue policies and fair-share controls for shared training clusters.
  3. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.
  4. Interpret GPU compute utilization, device-memory occupancy, power draw and temperature together over time instead of using one metric as proof of efficient execution.

Explanation

Correct Answer

C:

Correct. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic. This directly addresses the observed issue: A developer believes the GPU is idle though another process is occupying its memory. The important distinction is nvidia-smi point-in-time gpu operational checks, not a substitute feature from a different component. The follow-up validation is: A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.

Incorrect Answers

A:

Not the most direct the corrective action for these facts. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs. This choice concerns distributed job placement and topology-aware orchestration and may be valid in another design. But this case reports 'A developer believes the GPU is idle though another process is occupying its memory', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

B:

Not the most direct the corrective action for these facts. Use a workload scheduler such as Slurm with explicit job GPU resource requests, queue policies and fair-share controls for shared training clusters. This choice concerns slurm batch queues fair-share and reservations and may be valid in another design. But this case reports 'A developer believes the GPU is idle though another process is occupying its memory', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the corrective action for these facts. Interpret GPU compute utilization, device-memory occupancy, power draw and temperature together over time instead of using one metric as proof of efficient execution. This choice concerns gpu utilization memory and power telemetry interpretation and may be valid in another design. But this case reports 'A developer believes the GPU is idle though another process is occupying its memory', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 636

During a regulated deployment assessment at a healthcare imaging provider, engineers report the following issue: A developer believes the GPU is idle though another process is occupying its memory. The affected work supports clinical imaging and model-assisted workflows; patient data constraints and reliable model performance are important. How should the team prove that the requested outcome is achieved?

  1. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.
  2. A test pod requests a supported accelerator resource, schedules to an eligible node and performs a successful device computation.
  3. A reproducible fault is linked to device identifiers, event history and a documented diagnostic action with a verified recovery result.
  4. A multi-node training allocation starts with its required worker set and achieves expected synchronized-step performance without stranded partial jobs.

Explanation

Correct Answer

A:

Correct. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue. This is observable evidence for the issue 'A developer believes the GPU is idle though another process is occupying its memory' in clinical imaging and model-assisted workflows. It tests whether the chosen action works under the relevant operating conditions, rather than merely showing that software was installed or a server is powered on.

Incorrect Answers

B:

Not the most direct the acceptance evidence for these facts. A test pod requests a supported accelerator resource, schedules to an eligible node and performs a successful device computation. This choice concerns Kubernetes gpu device scheduling and discovery and may be valid in another design. But this case reports 'A developer believes the GPU is idle though another process is occupying its memory', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the acceptance evidence for these facts. A reproducible fault is linked to device identifiers, event history and a documented diagnostic action with a verified recovery result. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'A developer believes the GPU is idle though another process is occupying its memory', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the acceptance evidence for these facts. A multi-node training allocation starts with its required worker set and achieves expected synchronized-step performance without stranded partial jobs. This choice concerns distributed job placement and topology-aware orchestration and may be valid in another design. But this case reports 'A developer believes the GPU is idle though another process is occupying its memory', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 637

During an industrial computer-vision rollout at a manufacturing operator, engineers report the following issue: An inference job runs slowly and the team has not checked GPU utilization or power state. The affected work supports factory cameras and maintenance analytics; downtime and incorrect detections can interrupt production. What implementation is most defensible given the stated facts?

  1. Use NVIDIA Data Center GPU Manager to collect supported accelerator telemetry, health and diagnostic information across datacenter GPU nodes.
  2. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.
  3. Interpret GPU compute utilization, device-memory occupancy, power draw and temperature together over time instead of using one metric as proof of efficient execution.
  4. Choose supported Multi-Instance GPU profiles for multiple smaller workloads requiring hardware-partitioned compute and memory isolation, after verifying GPU and software support.

Explanation

Correct Answer

B:

Correct. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic. This directly addresses the observed issue: An inference job runs slowly and the team has not checked GPU utilization or power state. The important distinction is nvidia-smi point-in-time gpu operational checks, not a substitute feature from a different component. The follow-up validation is: A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.

Incorrect Answers

A:

Not the most direct the corrective action for these facts. Use NVIDIA Data Center GPU Manager to collect supported accelerator telemetry, health and diagnostic information across datacenter GPU nodes. This choice concerns nvidia dcgm gpu fleet diagnostics and health and may be valid in another design. But this case reports 'An inference job runs slowly and the team has not checked GPU utilization or power state', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the corrective action for these facts. Interpret GPU compute utilization, device-memory occupancy, power draw and temperature together over time instead of using one metric as proof of efficient execution. This choice concerns gpu utilization memory and power telemetry interpretation and may be valid in another design. But this case reports 'An inference job runs slowly and the team has not checked GPU utilization or power state', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the corrective action for these facts. Choose supported Multi-Instance GPU profiles for multiple smaller workloads requiring hardware-partitioned compute and memory isolation, after verifying GPU and software support. This choice concerns nvidia mig hardware partitioning and isolation and may be valid in another design. But this case reports 'An inference job runs slowly and the team has not checked GPU utilization or power state', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 638

During an industrial computer-vision rollout at a manufacturing operator, engineers report the following issue: An inference job runs slowly and the team has not checked GPU utilization or power state. The affected work supports factory cameras and maintenance analytics; downtime and incorrect detections can interrupt production. What is the primary unresolved risk implied by this situation?

  1. Ignoring recurring accelerator errors or replacing parts without evidence can extend outages and overlook software or platform causes.
  2. Relying only on the workload OS for management can prevent diagnosis or recovery when a node crashes or its production network fails.
  3. Without a partitioning plan, tenants can contend for full-GPU resources or receive partitions too small for their model memory needs.
  4. A healthy host does not prove its accelerator is recognized or free of memory pressure and unexpected competing processes.

Explanation

Correct Answer

D:

Correct. A healthy host does not prove its accelerator is recognized or free of memory pressure and unexpected competing processes. The observed condition 'An inference job runs slowly and the team has not checked GPU utilization or power state' creates this exposure. The intended mitigation is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Incorrect Answers

A:

Not the most direct the primary risk for these facts. Ignoring recurring accelerator errors or replacing parts without evidence can extend outages and overlook software or platform causes. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'An inference job runs slowly and the team has not checked GPU utilization or power state', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

B:

Not the most direct the primary risk for these facts. Relying only on the workload OS for management can prevent diagnosis or recovery when a node crashes or its production network fails. This choice concerns bmc and out-of-band server health administration and may be valid in another design. But this case reports 'An inference job runs slowly and the team has not checked GPU utilization or power state', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the primary risk for these facts. Without a partitioning plan, tenants can contend for full-GPU resources or receive partitions too small for their model memory needs. This choice concerns nvidia mig hardware partitioning and isolation and may be valid in another design. But this case reports 'An inference job runs slowly and the team has not checked GPU utilization or power state', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 639

During a security and capacity review at a financial analytics firm, engineers report the following issue: Operations need to identify which process is holding GPU resources after a failed experiment. The affected work supports risk scoring and historical-data models; traceable controls and predictable throughput are required. Which approach targets the actual problem rather than a different AI issue?

  1. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.
  2. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.
  3. Compare supported vGPU or time-sliced sharing, passthrough and MIG-backed virtualization according to VM isolation, licensing, performance and hardware support requirements.
  4. Correlate supported GPU error counters and Xid or ECC events with driver logs, diagnostics and affected workloads before deciding on remediation or hardware replacement.

Explanation

Correct Answer

A:

Correct. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic. This directly addresses the observed issue: Operations need to identify which process is holding GPU resources after a failed experiment. The important distinction is nvidia-smi point-in-time gpu operational checks, not a substitute feature from a different component. The follow-up validation is: A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.

Incorrect Answers

B:

Not the most direct the corrective action for these facts. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs. This choice concerns distributed job placement and topology-aware orchestration and may be valid in another design. But this case reports 'Operations need to identify which process is holding GPU resources after a failed experiment', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

C:

Not the most direct the corrective action for these facts. Compare supported vGPU or time-sliced sharing, passthrough and MIG-backed virtualization according to VM isolation, licensing, performance and hardware support requirements. This choice concerns virtual gpus and gpu sharing approaches and may be valid in another design. But this case reports 'Operations need to identify which process is holding GPU resources after a failed experiment', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the corrective action for these facts. Correlate supported GPU error counters and Xid or ECC events with driver logs, diagnostics and affected workloads before deciding on remediation or hardware replacement. This choice concerns gpu reliability events and diagnostic triage and may be valid in another design. But this case reports 'Operations need to identify which process is holding GPU resources after a failed experiment', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

Question 640

During a security and capacity review at a financial analytics firm, engineers report the following issue: Operations need to identify which process is holding GPU resources after a failed experiment. The affected work supports risk scoring and historical-data models; traceable controls and predictable throughput are required. Choose TWO: one corrective approach and one result demonstrating it works. (Select TWO.)

  1. A sampled node's actual firmware, GPU, driver and fabric settings match the approved inventory or show a tracked exception.
  2. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.
  3. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue.
  4. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs.
  5. Interpret GPU compute utilization, device-memory occupancy, power draw and temperature together over time instead of using one metric as proof of efficient execution.

Explanation

Correct Answers

B:

Correct corrective action. Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic. This fits the specific reported issue: Operations need to identify which process is holding GPU resources after a failed experiment. The corresponding failure being reduced is: A healthy host does not prove its accelerator is recognized or free of memory pressure and unexpected competing processes.

C:

Correct independent evidence. A point-in-time inspection identifies the correct GPU and active process, memory and temperature state corresponding to the reported issue. This verifies the corrective approach for the affected risk scoring and historical-data models instead of treating an architecture diagram alone as success.

Incorrect Answers

A:

Not the most direct the action-and-evidence pair for these facts. A sampled node's actual firmware, GPU, driver and fabric settings match the approved inventory or show a tracked exception. This choice concerns cluster inventory firmware and configuration baseline and may be valid in another design. But this case reports 'Operations need to identify which process is holding GPU resources after a failed experiment', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

D:

Not the most direct the action-and-evidence pair for these facts. Place tightly coupled distributed training processes with awareness of accelerator counts, network topology and collective communication demands, and validate gang-scheduling needs. This choice concerns distributed job placement and topology-aware orchestration and may be valid in another design. But this case reports 'Operations need to identify which process is holding GPU resources after a failed experiment', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.

E:

Not the most direct the action-and-evidence pair for these facts. Interpret GPU compute utilization, device-memory occupancy, power draw and temperature together over time instead of using one metric as proof of efficient execution. This choice concerns gpu utilization memory and power telemetry interpretation and may be valid in another design. But this case reports 'Operations need to identify which process is holding GPU resources after a failed experiment', which calls for reasoning about nvidia-smi point-in-time gpu operational checks. The targeted response is: Use nvidia-smi or supported NVIDIA management interfaces to inspect GPU identification, utilization, memory, temperatures and running processes as an initial node-level diagnostic.