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| Section | Objectives |
|---|---|
| Topic 1: Describe Nutanix Platform Administration | - Storage operations and licensing management - Basic virtual networking configuration - Virtual machine management tasks |
| Topic 2: Recognize Nutanix Solutions and Tools | - Nutanix solutions, use cases, and features of Nutanix Cloud Infrastructure (NCI) Technologies - Use cases and features of Nutanix management and operational tools |
| Topic 3: Describe Cluster Configuration and Maintenance | - Software updates and Life Cycle Management (LCM) - Hardware maintenance procedures - Valid cluster configuration options |
| Topic 4: Demonstrate and Understand Platform Health and Monitoring | - Alerts, events, and performance monitoring - Cluster health checks and resiliency status - Support case creation and diagnostic tools |
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46. Frage
How many Controller VMs (CVMs) will a five-node HCI cluster have?
Antwort: A
Begründung:
A conventional five-node Nutanix HCI cluster has five Controller VMs-one CVM running on each node.
AOS operates as a distributed storage and data-services system rather than relying on a single centralized storage controller. The per-node CVM architecture provides local access to the node's storage devices while cooperating with the CVMs on the other nodes to form the distributed AOS storage fabric.
The CVMs collectively provide services associated with data placement, replication, metadata, caching, compression, deduplication, snapshots, and cluster storage management. If a CVM becomes unavailable, the host can access storage services through another CVM, subject to cluster health and connectivity. The remaining CVMs also maintain the distributed cluster services required for continued operation.
The number of CVMs therefore normally matches the number of HCI nodes: three nodes produce three CVMs, four nodes produce four, and five nodes produce five. The count does not represent the replication factor or the number of simultaneously tolerated failures.
Compute-only nodes are a specific exception because they do not run a CVM. However, the question explicitly describes a five-node HCI cluster, so each node contributes storage and runs a Controller VM.
NHCF/NCA reference: Nutanix HCI architecture, AOS, nodes, and Controller VMs. Official references:
Infrastructure Resilience and Compute-Only Nodes .
47. Frage
Before a cluster with active licenses is decommissioned, what must be done to ensure the licenses are available to be applied to a new cluster?
Antwort: D
Begründung:
The active licenses must be reclaimed before the cluster is destroyed. Reclaiming or unlicensing the cluster releases its assigned entitlement so that the available capacity can be applied to another qualified Nutanix cluster. Nutanix explicitly lists license reclamation as a prerequisite for cluster destruction.
Destroying a cluster without first reclaiming its licenses can leave the entitlement associated with a cluster that no longer exists. The licenses are not guaranteed to return automatically merely because the underlying nodes were reimaged, removed, or decommissioned. This can prevent the organization from assigning the purchased capacity to the replacement environment and may require licensing remediation.
The proper workflow is to verify the cluster's current licensing state, use License Manager to reclaim or unlicense the applicable entitlement, confirm that the capacity has returned to the available license inventory, and only then proceed with cluster destruction. Nutanix Support may assist when a cluster is already inaccessible or was destroyed without reclamation, but contacting Support is not the standard required workflow.
Nutanix licenses are generally reusable and portable according to their applicable terms, so option C is also incorrect.
NHCF/NCA reference: License reclamation, cluster decommissioning, and License Manager. Official references: Destroying a Cluster and License Manager Guide .
48. Frage
In a 2-node cluster, which configuration option is supported?
Antwort: A
Begründung:
Compression is supported on a Nutanix two-node cluster. Compression reduces physical capacity consumption by encoding eligible data more efficiently before it is retained in the distributed storage fabric. It remains available because its operation does not require the additional node count or data-placement structure demanded by certain other storage-efficiency features.
Nutanix explicitly identifies deduplication as unsupported for the two-node configuration while stating that compression is supported. Cluster expansion is also not a supported scale-out path for a cluster originally created as a two-node cluster. If a larger cluster is required, the environment must be designed and deployed as the appropriate multi-node configuration rather than treating the two-node deployment as an incrementally expandable starting point.
Two-node clusters also have specialized architecture. They use RF2 across the nodes and require a Witness VM in a separate failure domain to resolve leadership when communication between the two nodes is lost.
The Witness does not contain workload data; it provides quorum-related arbitration during applicable failures.
Network configuration is similarly subject to two-node guidelines and limitations, making Network Segmentation an incorrect selection in this answer set.
The question tests recognition that a two-node cluster retains selected AOS capabilities but is not functionally identical to a conventional three-node-or-larger cluster.
NHCF/NCA reference: Two-node cluster capabilities, limitations, Witness operation, and storage efficiency.
Official references: Two-Node Clusters and Two-Node Cluster Guidelines .
49. Frage
When using the LCM Dark Site procedure in Prism Element or Prism Central, which Nutanix software component should be checked and upgraded first?
Antwort: C
Begründung:
The LCM Framework must be current before the remaining dark-site software or firmware upgrade workflow is performed. The framework supplies the orchestration logic, compatibility metadata processing, inventory functionality, and update mechanisms that Life Cycle Manager uses to evaluate and execute component upgrades. An outdated framework may not correctly recognize newer bundles, dependencies, compatibility rules, or supported upgrade paths.
For the recommended dark-site sequence, Nutanix directs administrators to perform an LCM inventory first.
That operation checks the installed environment and updates the LCM Framework when the required framework bundle is available. Nutanix further specifies that no other software component should be upgraded during this initial framework step. NCC is upgraded and run afterward so that current health checks can be executed before broader maintenance proceeds.
Foundation VM is principally associated with imaging, discovering, and deploying Nutanix nodes; it is not the first component in an established cluster's LCM upgrade order. MSP is likewise not the controlling lifecycle framework for this procedure. Therefore, the correct operational sequence begins with the LCM Framework. Reference: LCM - Recommended Upgrade Order for the Dark Site Method . NHCF alignment:
software maintenance, LCM inventory, and lifecycle sequencing.
50. Frage
A virtual appliance provides network services required by other VMs on the same host. The VM should start before other VMs, shut down after other VMs, and remain associated with the same host during maintenance operations.
Which VM configuration best matches this requirement?
Antwort: A
Begründung:
The virtual appliance should be configured as an agent VM. AHV agent VMs are intended for infrastructure or service appliances that provide host-local functionality required by ordinary guest VMs. The agent designation gives the VM specialized power-order and placement behavior: it is powered on before normal VMs, powered off after normal VMs, and is not live-migrated to another host while running.
If the host experiences an HA event or enters maintenance mode, the agent VM is powered off rather than migrated. After the host returns to normal operation, the agent VM is powered on again on that same host.
This preserves the intended host-local association of services such as network, security, monitoring, or storage appliances.
VM-Host affinity alone expresses a placement preference or requirement but does not provide the complete agent-VM startup and shutdown ordering. Nutanix Guest Tools provides guest-management and snapshot capabilities, not host-local service-appliance semantics. Disconnecting the vNIC would prevent the appliance from delivering the stated network services.
All three requirements-startup priority, delayed shutdown, and host persistence-therefore identify the agent VM configuration.
NHCF/NCA reference: AHV VM configuration, infrastructure appliances, power sequencing, and host maintenance behavior. Official references: Creating an AHV VM and Agent VM Behavior .
51. Frage
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