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| Section | Objectives |
|---|---|
| Describe Cluster Configuration and Maintenance | - Identify software maintenance tasks - Describe supported cluster configuration options - Identify hardware maintenance tasks |
| Demonstrate and Understand Platform Health and Monitoring | - Perform and interpret health checks - Leverage support functions - Review and interpret alerts and events - Review and interpret workload performance |
| Recognize Nutanix Solutions and Tools | - Recognize Nutanix tools, features, and use cases - Recognize non-NCI Nutanix technologies, features, and use cases - Recognize Nutanix Cloud Infrastructure (NCI) technologies, features, and use cases |
| Describe Nutanix Platform Administration | - Identify virtual networking tasks - Describe licensing tasks - Describe virtual machine administration tasks - Discuss storage operations |
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NEW QUESTION # 50
On an AHV host, what is the factory-configured default native Linux bridge?
Answer: A
Explanation:
The factory configuration of an AHV host includes a native Linux bridge named virbr0. This bridge is separate from the Open vSwitch components used for normal AHV workload and infrastructure networking.
Administrators should preserve the factory-defined bridge unless a specific Nutanix procedure instructs otherwise.
The similarly named components in the other options serve different purposes. br0 is the factory-configured default Open vSwitch bridge. It contains the physical uplink interfaces and internal ports used by the AHV networking architecture. vs0 is the default AHV virtual-switch configuration associated with br0; it is a logical virtual-switch object rather than a native Linux bridge. ovsbr0 is not the factory-default bridge name in the documented AHV configuration.
This distinction is operationally important when interpreting commands such as ovs-vsctl, Linux bridge utilities, interface listings, or network-troubleshooting output. Confusing virbr0 with br0 can lead an administrator to modify the wrong networking component and potentially disrupt host, CVM, or guest connectivity. Nutanix documentation explicitly identifies the native Linux bridge as virbr0. Reference: AHV
- About Open vSwitch . NHCF alignment: AHV virtual networking components and default bridge architecture.
NEW QUESTION # 51
Which tool tests how a Nutanix environment will behave under a simulated production load?
Answer: B
Explanation:
Nutanix X-Ray is an automated testing and benchmarking framework that runs repeatable scenarios against hyperconverged infrastructure targets. It uses realistic workload generators and controlled infrastructure events to evaluate performance, resilience, scalability, data integrity, and availability. Its scenarios can simulate conditions such as VM cloning, snapshots, migrations, node failures, node power-offs, and sustained storage workloads.
X-Ray is intended for evaluation and test environments rather than active production clusters. The resulting metrics and reports allow architects and administrators to compare configurations and determine how an environment behaves under representative production-style demand and failure conditions.
Nutanix Move migrates workloads between supported platforms and does not benchmark infrastructure behavior. Nutanix Collector gathers environmental information for assessment and sizing activities but does not generate simulated application loads. Nutanix Foundation images nodes and deploys or configures clusters; it is not a performance-testing framework.
The requirement to test behavior under simulated load therefore maps directly to X-Ray's scenario-based testing model. References: Nutanix X-Ray FAQ and X-Ray 4.4 - Test Scenarios . NHCF alignment:
identifying Nutanix assessment, deployment, migration, and testing tools.
NEW QUESTION # 52
An administrator is working with Nutanix Support and has been asked to submit the NCC logs for further review.
How should the administrator gather the logs for the support case?
Answer: D
Explanation:
The supported Prism Element workflow for gathering diagnostic data is the Collect Logs feature. From the Health dashboard, the administrator opens the Actions menu, selects Collect Logs, identifies the relevant nodes and components, specifies the required time range or collection parameters, and starts the log-collection task. The resulting archive can then be associated with or uploaded for the Nutanix Support case.
Pulse is a proactive support and telemetry capability that periodically provides diagnostic system information to Nutanix. It does not automatically transmit every detailed NCC or component log required for a specific investigation. Nutanix documentation notes that when Pulse data is insufficient for diagnosis, Support may request a separate diagnostic log collection.
"Export Logs" and "Download Logs in Prism Central" are not the documented names of the NCC collection workflow described in the question. The explicit Health dashboard operation is Collect Logs. This process also allows the administrator to control which nodes and components are included, preventing irrelevant data from unnecessarily enlarging the support bundle. Reference: Prism 7.5 - Collecting Logs Using Prism Element . NHCF alignment: collecting support data, using health functions, and collaborating with Nutanix Support.
NEW QUESTION # 53
Refer to the exhibit.
A cluster is showing the alert in the attached image.
What is the recommended method to quickly determine possible causes and corrective actions for this alert?
Answer: A
Explanation:
The alert title is the navigation control used to open the alert details page. That page consolidates the information needed to investigate the condition, including the alert description, severity, creation time, affected entity, possible causes, and recommended corrective actions. Nutanix documentation states that an administrator displays an alert's details by clicking its title.
The Source Entity link leads to information about the affected object-for example, a disk, controller VM, host, or cluster. Entity information may be useful later in the investigation, but it is not the direct route to the alert-specific cause and resolution guidance requested in the question. The selection box merely selects the record for supported bulk or administrative operations. Email Configuration controls alert-notification delivery and does not diagnose the active alert.
Copying the title into a public search engine is also inferior to using the contextual information already maintained in Prism. Search results may apply to different software releases or environmental conditions, whereas the details page is connected to the actual alert instance and entity. Therefore, clicking the alert title is the fastest supported diagnostic path. References: Prism Central - Alerts Summary View and Prism 7.5 - Alert Details . NHCF alignment: interpreting and investigating alerts.
NEW QUESTION # 54
What represents the smallest unit of virtualized data?
Answer: A
Explanation:
Among the listed components, a vDisk is the smallest storage object directly presented through the virtualization layer for use by a VM. A vDisk is created inside a storage container and appears to the guest as an attached disk device. A VM may contain several vDisks for its operating system, application binaries, databases, logs, or other data.
A storage pool is a higher-level aggregation of physical storage resources contributed by cluster nodes. A storage container is a logical subdivision of a storage pool that holds vDisks and applies relevant storage settings. Multiple containers can use the same underlying pool resources. The Extent Store is an AOS storage- layer repository or component used to persist data extents on each node; it is not a user-facing unit of virtualized data.
Although AOS internally divides vDisk data into extents and extent groups, neither "extent" nor "extent group" appears as an answer choice. "Extent Store" refers to the service or repository managing those structures, not the virtualized data object exposed to a workload. Consequently, vDisk is the correct answer within the documented storage hierarchy. Reference: Prism Central - Storage Components . NHCF alignment: storage pools, containers, and virtual disks.
NEW QUESTION # 55
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