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| Section | Objectives |
|---|---|
| Describe Cluster Configuration and Maintenance | - Valid cluster configuration options - Software updates and Life Cycle Management (LCM) - Hardware maintenance procedures |
| Describe Nutanix Platform Administration | - Virtual machine management tasks - Basic virtual networking configuration - Storage operations and licensing management |
| Demonstrate and Understand Platform Health and Monitoring | - Support case creation and diagnostic tools - Alerts, events, and performance monitoring - Cluster health checks and resiliency status |
| 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 |
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質問 # 13
Which component is used to present Nutanix storage as iSCSI block targets to external (non-virtualized) servers?
正解：B
解説：
A Volume Group is the Nutanix storage component used to present block storage through iSCSI to external clients, including physical or otherwise non-virtualized servers. A Volume Group contains one or more virtual disks and can be attached directly to an AHV VM or exposed through iSCSI to qualified external initiators.
External client access is controlled by defining the relevant initiator information and establishing the iSCSI connection to the Volume Group.
A storage container is a logical storage boundary used for VM data placement and for settings such as replication factor, compression, deduplication, and erasure coding. Although Volume Group data ultimately consumes capacity from a container, the container itself is not presented as an iSCSI block target.
A storage pool aggregates the physical storage resources contributed by cluster nodes. It operates below the storage-container and workload-consumption layers and is not directly assigned to an external server. A vDisk template is also not the external block-presentation object.
The examination distinction is between the underlying storage hierarchy and the consumer-facing block- storage object. Storage pools supply capacity, containers provide logical policy boundaries, and Volume Groups organize vDisks for direct or iSCSI-based attachment.
NHCF/NCA reference: Nutanix storage operations, Volume Groups, external clients, and iSCSI connectivity.
Official references: Storage Components and Volume Group Details .
質問 # 14
What is the purpose of Traffic Mirroring on AHV hosts?
正解：C
解説：
Traffic Mirroring replicates selected network traffic from AHV interfaces or source ports and delivers the copied traffic to a designated virtual NIC on a guest VM. The destination VM normally runs monitoring, packet-capture, intrusion-detection, or network-analysis software. This permits inspection of traffic without placing the monitoring system directly within the source workload's forwarding path.
The destination receives copies of packets; it does not become the router or default gateway for the source traffic. Production traffic continues through its normal forwarding path, while the mirrored copy is supplied to the monitoring vNIC. Administrators must select the correct source interfaces, destination VM, direction, and placement configuration so that the monitoring system receives the intended traffic.
LACP performs physical uplink aggregation and link negotiation, which is unrelated to packet replication.
DHCP-based IP assignment is an IP address-management function. Routing overlay traffic through a VPC gateway belongs to Flow Virtual Networking and virtual private cloud routing, not AHV traffic mirroring.
The language in option B corresponds directly to the official function: traffic is mirrored from AHV host interfaces to a guest VM's vNIC. This is conceptually comparable to a switch-port analyzer capability implemented within AHV networking.
NHCF/NCA reference: AHV networking, virtual switches, network diagnostics, and traffic visibility. Official references: Prism Central 7.5 Traffic Mirroring and Creating a Traffic Mirroring Session .
質問 # 15
What resource should be used to ensure a successful upgrade of the hypervisors and AOS within a vSphere- based Nutanix cluster?
正解：B
解説：
The Nutanix Compatibility and Interoperability Matrix must be consulted before upgrading AOS or the ESXi hypervisor in a vSphere-based Nutanix cluster. The matrix identifies supported combinations of AOS releases, ESXi versions, Prism components, hardware platforms and related software. This prevents the administrator from introducing a hypervisor release that the installed AOS version does not support.
Upgrade planning must consider the current and target versions together. If the target AOS version requires a different supported hypervisor level, the administrator must follow the prescribed upgrade order. Nutanix Lifecycle Manager and one-click upgrade workflows perform compatibility checks, but the matrix remains the authoritative planning resource for confirming the intended version combination.
Nutanix Validated Designs provide architectural and deployment guidance rather than an exhaustive version- compatibility decision. Hardware replacement documentation governs component service procedures. Partner Software Validation may establish support for particular third-party products, but it does not replace Nutanix' s platform compatibility matrix for AOS and ESXi.
NHCF/NCA reference: Life Cycle Management-inventory, software updates, upgrade planning and compatibility validation; NCA Section 3, "Identify software maintenance tasks." Official references: AOS
7.5-ESXi Host Upgrade , LCM-Recommended Upgrade Order .
質問 # 16
What does the Nutanix Remote Support Tunnel allow?
正解：C
解説：
The Remote Support Tunnel establishes a controlled remote connection through which authorized Nutanix Support personnel can access a cluster and assist with diagnosis and troubleshooting. The customer retains control over whether the tunnel is enabled, and it can be opened for a defined period rather than operating as an unrestricted permanent connection. Nutanix documentation describes the feature as a remote support connection and allows administrators to start the tunnel for a limited duration.
The tunnel is part of the support workflow rather than a workload data service. Moving applications from an on-premises environment to a public cloud is handled through migration products and hybrid-cloud mobility capabilities such as Nutanix Move or Nutanix Cloud Clusters workflows. Replication between sites is provided through protection policies, protection domains, recovery plans, or other disaster-recovery services.
Encryption or isolation between guest VMs is addressed through virtual networking, security policies, and microsegmentation-not the support tunnel.
The decisive distinction is the tunnel's administrative purpose: it gives Nutanix technical support temporary connectivity to investigate cluster problems. Reference: Prism 7.5 - Remote Support Connections . NHCF alignment: leveraging Nutanix support functions and troubleshooting services.
質問 # 17
Which action will ensure AHV automatically assigns an IP address to a VM?
正解：A
解説：
AHV provides integrated IP Address Management through a managed virtual network. Enabling IPAM on the VM's existing virtual network and defining a DHCP address pool allows AHV to intercept the guest's DHCP request and allocate an available address from that pool. During VM or vNIC configuration, the administrator can then select DHCP assignment, allowing the platform to manage address allocation automatically.
Option B is the complete action for converting the VM's current network into an IPAM-capable network.
Although an IPAM-enabled network can also be created from the beginning, option C creates a different network and does not, by itself, ensure that the existing VM is connected to it. Option A may provide conventional external DHCP, but it does not constitute AHV-managed IPAM. Option D is invalid because the Controller VM is not intended to be repurposed as an administrator-configured DHCP server.
The DHCP pool must contain valid addresses for the subnet and exclude reserved infrastructure addresses.
The VM must also be attached to that managed network and configured for DHCP; otherwise, AHV cannot complete the allocation.
NHCF/NCA reference: Networking-AHV networking basics, managed networks, IPAM and virtual-network configuration; NCA Section 2, "Identify virtual networking tasks." Official references: AHV IP Address Management , Creating an AHV VM .
質問 # 18
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銀行市場の急速な変化に合わせて、最新のNCA-7.5学習教材を提供し、より多くの知識を確実に習得できるようにしています。また、NCA-7.5トレーニングクイズが市場に登場して以来、プロの作業チームは長年の教育的背景と職業トレーニングの経験を積んでいるため、NCA-7.5準備資料は優れた信頼性、完璧な機能、強力な実用性を備えています。私たちが提供できる多くの利点があるので、動かして、NCA-7.5トレーニング資料を試してみませんか？
NCA-7.5合格受験記: https://www.jpntest.com/shiken/NCA-7.5-mondaishu