NCA-7.5の各主題研究の分析を通じて急流、探索する価値のある隠れたルールがたくさんあることがわかりました。これは非常に必要であると同時に、NCA-7.5トレーニング資料には専門家の素晴らしい夢のチームがあり、そのため、毎年提案の傾向を厳密に管理できます。年次試験問題では、NCA-7.5調査問題に対応する規則があり、今年のテストのホットスポットと提案の方向を正確に予測できます。これにより、ユーザーは自信を持ってNCA-7.5テストの準備をすることができます。
| Section | Objectives |
|---|---|
| Recognize Nutanix Solutions and Tools | - Recognize Nutanix tools, features, and use cases - Recognize Nutanix Cloud Infrastructure (NCI) technologies, features, and use cases - Recognize non-NCI Nutanix technologies, features, and use cases |
| Describe Nutanix Platform Administration | - Describe licensing tasks - Describe virtual machine administration tasks - Identify virtual networking tasks - Discuss storage operations |
| Describe Cluster Configuration and Maintenance | - Identify hardware maintenance tasks - Describe supported cluster configuration options - Identify software maintenance tasks |
| Demonstrate and Understand Platform Health and Monitoring | - Leverage support functions - Perform and interpret health checks - Review and interpret workload performance - Review and interpret alerts and events |
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質問 # 52
Which condition will prevent Nutanix Guest Tools (NGT) from being installed in a VM?
正解：C
解説：
The guest VM must be powered on before Nutanix Guest Tools can be installed inside its operating system.
NGT is not merely a configuration attribute applied to the VM object. It is a software package containing components such as the Nutanix Guest Agent and supporting services that must be installed and executed within the running guest operating system. A powered-off VM cannot execute the installer, start the required services, or establish communication between the guest agent and the Controller VM.
Prism can enable NGT and mount its installer ISO under applicable conditions, including while a VM is powered off, but the actual software installation cannot complete until the guest operating system is running.
This distinction between mounting the installer and installing the software is critical.
NGT supports qualified Windows and Linux operating systems, so neither operating-system family inherently prevents installation. Administrators must instead confirm that the specific OS version is supported, that the VM is powered on, that valid credentials or interactive access are available, and that required CVM-to-guest connectivity exists. Once installed, NGT supports functions such as application-consistent snapshots, guest shutdown and restart, file-level recovery, and guest-agent communication.
NHCF/NCA reference: VM administration and Nutanix Guest Tools lifecycle. Official references: Setting Up NGT and Nutanix Guest Tools .
質問 # 53
An administrator has identified and resolved a critical alert on the health dashboard.
What should the administrator do to confirm the alert/issue has been resolved?
正解：D
解説：
The administrator should rerun the relevant Nutanix Cluster Check after completing the corrective action.
NCC evaluates cluster configuration, services, hardware and operational conditions against Nutanix-defined health criteria. A new PASS or appropriate INFO result provides technical confirmation that the underlying condition no longer exists.
Refreshing the Prism Element dashboard only reloads the displayed information. It does not independently retest the component or service that generated the alert. Deleting an email notification has no effect on the alert or cluster state. Manually marking an alert as resolved changes its administrative status but does not prove that the underlying fault has been corrected. Doing so without validation could conceal an active problem.
If the rerun produces WARN, FAIL or ERR rather than PASS or INFO, the administrator must review the new output and continue remediation. For a narrowly scoped issue, the relevant NCC check can be selected; a broader health review may justify running the complete NCC suite.
NHCF/NCA reference: Cluster Health-running NCC, interpreting results and validating remediation; NCA Section 4, "Perform and interpret a health check." Official references: Prism 7.5-Running NCC , Prism 7.5- Health Monitoring .
質問 # 54
A Prism administrator wants Nutanix Support to receive proactive telemetry so that hardware failures can be detected automatically.
Which feature should be verified is enabled?
正解：A
解説：
Pulse is the Nutanix telemetry capability that securely transmits purpose-specific diagnostic and configuration data to Nutanix Support and Nutanix Insights. When Pulse and the associated Remote Diagnostics functionality are enabled, Nutanix can analyze cluster health information proactively, identify developing problems, collect relevant diagnostic information, and automate support workflows for critical conditions such as disk or DIMM failures.
Pulse is enabled on a per-cluster basis and uses an encrypted communication channel. It does not serve the same purpose as general event forwarding. Nutanix documents that Pulse does not collect guest-VM application data, user data, administrator credentials, or personally identifiable information. The transmitted system-level information is used to improve diagnosis and support responsiveness.
Syslog sends selected logs to a customer-controlled logging platform. SNMP provides monitoring information and traps to an external network-management system. SMTP enables email delivery for configured alerts. All three are valid monitoring integrations, but none sends the specialized diagnostic telemetry required for Nutanix's proactive support service.
Therefore, the administrator should verify Pulse enablement, outbound connectivity, proxy configuration where applicable, and Remote Diagnostics status.
NHCF/NCA reference: Pulse, Remote Diagnostics, proactive monitoring, and support automation. Official references: Pulse Health Monitoring and Nutanix Insights .
質問 # 55
In a 2-node cluster, which configuration option is supported?
正解：A
解説：
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 .
質問 # 56
Which Nutanix product provides unstructured file-storage services through SMB and NFS for home directories and user profiles on a Nutanix cluster?
正解：D
解説：
Nutanix Files is the scale-out file-storage service designed to provide SMB shares and NFS exports for unstructured data. Typical use cases include user home directories, roaming or virtual-desktop profiles, departmental shares, application logs, archives, and general enterprise file services. Files deploys File Server VMs that present the client-facing file protocols while using the Nutanix distributed storage layer underneath.
Nutanix Move is a workload-migration utility used to transfer VMs between supported source and target platforms; it does not provide file shares. Nutanix Volumes supplies block-storage services, commonly exposed through iSCSI, for applications that require block devices rather than SMB or NFS file systems.
Nutanix Objects provides S3-compatible object storage and is intended for applications using object APIs rather than conventional file protocols.
The presence of SMB, NFS, home directories, and user profiles makes the use case specifically file-oriented.
Nutanix documentation identifies Files as a repository for unstructured data and lists home directories and user profiles among its standard workloads. Reference: Nutanix Files Storage Technical Note . NHCF alignment: differentiating Files, Volumes, Objects, and migration services by protocol and workload type.
質問 # 57
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