NCP-AIO Exam Dumps : NVIDIA AI Operations

Comprehensive and Detailed Explanation From Exact Extract:

The correct command to scale a Kubernetes Job to a specific number of replicas iskubectl scale job --replicas=4. This explicitly sets the number of desired pod instances for the Job resource. The other commands are either invalid (stretch), apply to Deployments rather than Jobs (autoscale deployment), or use incorrect syntax (-r).

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Comprehensive and Detailed Explanation From Exact Extract:

The Base Command Manager command shell (cmsh) accepts the-cflag to execute multiple commands sequentially. Usingcmsh -c “main showprofile; device status apc01”runs themain showprofilefollowed bydevice status apc01commands in one invocation, allowing scripted or batch execution from the management node shell.

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Comprehensive and Detailed Explanation From Exact Extract:

GPUDirect Storage performance relies heavily onRDMA-capable network hardware and proper configurationto enable direct memory access between storage and GPUs, bypassing CPU involvement for faster data transfers. Therefore, the first troubleshooting step should be to verify that RDMA-capable hardware is present and correctly configured. Adjusting GPU clocks, CPU speed, or GPU memory does not address the fundamental networking requirement for GPUDirect Storage.