合格させる試験完全版2V0-17.25問題集119解答
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質問 # 45
An administrator is responsible for managing a VMware Cloud Foundation (VCF)-based private cloud. The private cloud consists of a single organization with two projects, appdev and production. The administrator has been tasked with ensuring that the following are standardized across all existing and new blueprints within the production project:
Inputs: size, os, location
Constants: salt master id
Which three actions should the administrator take to meet the objective? (Choose three.)
- A. Update all blueprints within the organization to use the same locally configured inputs.
- B. Create a new Property Group containing all input properties for the production project.
- C. Create a new Property Group containing all required properties for the production project.
- D. Update all existing blueprints within the production project with the new Property Group(s).
- E. Update all existing blueprints within the appdev project with the new Property Group(s).
- F. Create a new Property Group containing all constant properties for the production project.
正解：B、D、F
解説：
Property Groups allow administrators to define sets of inputs (like size, os, location) and constants (like salt master id) centrally, ensuring consistency across deployments.
Create a new Property Group for input properties (C) to capture the standard inputs (size, os, location).
Create a new Property Group for constant properties (E) to include items like the salt master id.
Update all existing blueprints in the production project with the new Property Groups (F) to enforce standardization across new and existing workloads.
質問 # 46
During a vMotion migration, the memory contents of a running VM are transferred between hosts.
Which vSphere feature can help accelerate this process if the source and destination hosts are using hardware-based RDMA or high-speed interconnects?
- A. vSphere VM Encryption
- B. vSphere vMotion with Multi-NIC support
- C. EVC
- D. Proactive HA
正解：B
解説：
Multi-NIC vMotion can spread the memory transfer across multiple NICs (including high-speed RDMA if supported) to accelerate migration. Proactive HA (B) moves VMs off potentially failing hosts, EVC (C) handles CPU compatibility, and VM Encryption (D) secures disk data.
質問 # 47
An administrator has been tasked with adding a new VI workload Domain to an instance of VMware Cloud Foundation (VCF).
- The administrator only has two prepared ESXi host servers showing in SDDC Manager.
- The new VI Workload Domain must use vSphere Lifecycle Images.
Which three supported principal storage options are available to the administrator when configuring the new VI Workload Domain? (Choose three.)
- A. VMFS on FC
- B. vVols
- C. NFS v3
- D. iSCSI
- E. VSAN
- F. VMFS on local disk
正解：A、B、C
質問 # 48
What are three prerequisites for deploying an NSX Edge cluster in a VMware Cloud Foundation (VCF) solution? (Choose three.)
- A. Verify that the NSX host overlay VLAN and NSX Edge overlay VLAN are routed to each other.
- B. Install Aria Operations and enable Edge Cluster monitoring.
- C. Create DNS entries for the NSX Edge nodes.
- D. Configure BGP as a dynamic routing protocol on the physical switches.
- E. Use separate VLAN IDs and subnets for the NSX host overlay and NSX Edge overlay networks.
- F. Set up vSAN storage policies for the Edge VMs.
正解：A、C、E
解説：
The NSX host overlay VLAN and NSX Edge overlay VLAN must be routed to each other so Edge nodes can establish overlay tunnels with transport nodes.
DNS A records for each NSX Edge node are required for name resolution during deployment and operation.
NSX requires distinct VLAN IDs and subnets for the host overlay network (transport nodes) and the Edge overlay network to segregate traffic and avoid IP space conflicts.
https://techdocs.broadcom.com/us/en/vmware-cis/vcf/vcf-5-2-and-earlier/5-2/map-for-administering-vcf-
5-2/deploying-nsx-edge-clusters-admin/prerequisites-for-an-nsx-edge-cluster-admin.html
質問 # 49
An administrator is responsible for monitoring the logs of multiple vSphere components using VMware Aria Operations for Logs. They notice an increase in error logs for a specific ESXi host.
Which two steps should be taken to pinpoint the issue? (Choose two.)
- A. Filter the loos by the ESXi host name and error severity.
- B. Delete all old logs to free up space and generate new logs.
- C. Correlate the error logs with recent configuration changes on the ESXi host.
- D. Check for patterns or repeated error messages over a specific time frame.
- E. Restart the ESXi host to resolve the issue immediately
正解：A、D
解説：
Filtering the logs by the ESXi host name and error severity helps narrow down the logs to those relevant to the specific host and allows for easier identification of significant errors.
Checking for patterns or repeated error messages over a specific time frame helps identify the root cause of the issue and determine if the errors are linked to a specific event or condition.
質問 # 50
An Administrator has been tasked with deploying an Organization for All Applications within a new VMware Cloud Foundation (VCF) Automation. During the regional networking creation step, which four NSX constructs will automatically be configured? (Choose four.)
- A. A Provider Tier-0 Gateway
- B. An outbound Source Network Address Translation (SNAT) rule
- C. An outbound Destination Network Address Translation (DNAT) rule
- D. A Virtual Distributed Switch (VDS)
- E. An NSX Transit Gateway
- F. A Default Virtual Private Cloud (VPC)
- G. A Virtual Private Cloud (VPC) connectivity profile
正解：A、B、F、G
解説：
In VMware Cloud Foundation 9.0, the introduction of the Virtual Private Cloud (VPC) model within VCF Automation (formerly Aria Automation) simplifies multi-tenancy. When an administrator creates an organization and configures regional networking, the system automates the deployment of several high-level NSX objects to provide isolated networking for that organization's applications.
According to the VCF 9.0 Automation and Networking Guide:
A Provider Tier-0 Gateway (C): This is the top-level logical router in the VCF environment. During the regional networking setup, the system identifies or configures the Provider T0 to act as the primary exit point for North-South traffic for the organization.
A Virtual Private Cloud (VPC) connectivity profile (F): This profile defines the networking "flavor" (such as IP blocks, DNS, and security settings) that will be applied to the organization's VPCs. It acts as the template for how the VPC interacts with the provider's physical and logical infrastructure.
A Default Virtual Private Cloud (VPC) (B): Upon completing the organization setup, VCF Automation provisions a default VPC for that organization. This VPC serves as the logical container for the tenant's subnets, security groups, and routing.
An outbound Source Network Address Translation (SNAT) rule (A): To allow virtual machines within the newly created VPC to access external resources (the internet or corporate network) while using private IP space, the system automatically creates an outbound SNAT rule on the gateway associated with the VPC or the Provider T0.
Why other options are incorrect:
A Virtual Distributed Switch (VDS) (D): The VDS is a foundational component of the VCF VI Workload Domain created during Day 1 operations. It is not "automatically configured" during the high-level regional networking step of a VCF Automation organization; it must already exist.
An NSX Transit Gateway (E): While NSX uses Tier-0 and Tier-1 gateways for transit, "Transit Gateway" is a specific term often associated with public cloud (AWS) integrations. In the context of VCF 9.0 regional networking for a VPC, the core constructs are the T0/T1 and VPC profiles.
An outbound Destination Network Address Translation (DNAT) rule (G): DNAT is typically used for inbound traffic (mapping a public IP to a private internal IP). Outbound traffic uses SNAT to mask the internal IP as it leaves the organization.
Reference:
VMware Cloud Foundation 9.0 Administration Guide: Configuring Organizations and VPCs in VCF Automation.
VMware NSX (VCF 9.0) Guide: Automated VPC Provisioning and Connectivity Profiles.
質問 # 51
Which vSphere solution integrates with public cloud providers to allow on-demand burst capacity or disaster recovery?
- A. vSphere Replication to local NFS datastores
- B. VMware Cloud on AWS
- C. vSAN File Services
- D. vRealize Log Insight
正解：B
解説：
VMware Cloud on AWS provides a consistent vSphere-based environment that can integrate with on- premises deployments for burst capacity or DR scenarios. vSphere Replication, Log Insight, and vSAN File Services don't inherently provide cloud expansion.
質問 # 52
An administrator has been tasked with deploying a new VMware Cloud Foundation (VCF) instance into an existing VCF Fleet to expand the solution into a second region (Region B). The design document for the solution states:
The solution must be configured to follow the VCF Fleet with Disaster Recovery Design Model.
The VCF Instance in Region B must consist of a management domain and a single workload domain.
What component must the administrator deploy to match the solution design?
- A. VMware Data Services Manager (DSM)
- B. VCF Operations HCX
- C. VCF Operations
- D. VMware Live Recovery (VLR)
正解：D
解説：
In VMware Cloud Foundation 9.0, the VCF Fleet Disaster Recovery Design Model explicitly requires deployment of VMware Live Recovery (VLR) to provide:
Cross-instance disaster recovery
Site pairing between regions
Protection of management and workload domains
Orchestrated failover and failback
From the VCF 9.0 Fleet Architecture documentation:
"To implement a Fleet-level disaster recovery model across multiple VCF instances in different regions, deploy VMware Live Recovery to provide orchestration, replication, and recovery operations between paired VCF instances." The Fleet DR design requires:
A primary VCF instance (Region A)
A secondary VCF instance (Region B)
VMware Live Recovery to manage DR workflows across instances
Other options are incorrect:
DSM - Provides database-as-a-service capabilities, not DR orchestration.
VCF Operations HCX - Used for workload mobility, not DR orchestration.
VCF Operations - Provides monitoring and observability, not DR functionality.
Document reference (VCF 9.0):
VMware Cloud Foundation 9.0 → VCF Fleet Architecture → Disaster Recovery Design Model VMware Cloud Foundation 9.0 → VMware Live Recovery Integration with VCF
質問 # 53
An administrator is preparing to deploy a new VMware Cloud Foundation (VCF) fleet to an environment that does not have Internet access. Which two binaries must be uploaded to the VCF Installer appliance before initiating the deployment? (Choose two.)
- A. VCF Operations
- B. ESX
- C. NSX
- D. Identity Broker
- E. Lifecycle Manager
正解：A、C
解説：
In VCF 9.x, air-gapped bring-up requires staging the required binaries in the VCF Installer. The documented list explicitly includes NSX and VCF Operations among the components to upload.
The product guide states: "VMware Cloud Foundation required binaries include... NSX ... VMware Cloud Foundation Operations ... vCenter ... SDDC Manager..." (exact list excerpt). This list does not call for ESX images or the legacy "Lifecycle Manager."
質問 # 54
An administrator has been tasked with configuring the external connectivity for a Virtual Private Cloud (VPC) within a new VMware NSX project. The Transit Gateway (TGW) associated with the project will use VLAN(s) and external subnets to connect the VPC to the physical routers.
What prerequisite must the administrator ensure is completed before starting the configuration of the external connection?
- A. All the hosts running VPC workloads must have access to the VLAN(s) used by the Distributed TGW.
- B. All the hosts running VPC workloads must have access to the Edge TEP network.
- C. The vSphere cluster must have a Transport Node Profile (TNP) attached to it.
- D. TWO BGP Peers must be set up on the Distributed TGW for dynamic routing.
正解：C
解説：
https://techdocs.broadcom.com/us/en/vmware-cis/vcf/vcf-9-0-and-later/9-0/building-your-private-cloud-infrastructure/managing-network-connectivity-in-vcenter/managing-distributed-network-connectivity.html
質問 # 55
An organization needs to perform maintenance on a specific host in a vSAN cluster. An administrator is required to put the host into maintenance mode whilst ensuring that all VMs in the cluster remain accessible.
Which three steps should the administrator take to correctly set a vSAN host into maintenance mode? (Choose three.)
- A. Navigate to the vSAN cluster in the vSphere Client and select the host.
- B. Migrate all VMs manually from the host before enabling maintenance mode.
- C. Choose the "Ensure Accessibility" option to maintain data accessibility.
- D. Select the "No Data Migration" option to speed up the process.
- E. Right-click the host and select "Enter Maintenance Mode."
正解：A、C、E
解説：
The "Ensure Accessibility" option ensures that all data remains accessible during maintenance while minimizing the impact on performance and data migration. The administrator must navigate to the vSAN cluster in the vSphere Client to select the host for maintenance mode.
Right-clicking the host and selecting "Enter Maintenance Mode" is the standard action for placing a host into maintenance mode.
質問 # 56
Which two are use cases for VMware Cloud Foundation (VCF) Automation? (Choose two.)
- A. Implement alerting based on resource utilization.
- B. Deploy VMware Private AI Foundation with NVIDIA Workloads.
- C. Provide application dependency mapping.
- D. Implement VMware Cloud Foundation Virtual Private Cloud (VPC).
- E. Provide a Self-Service Catalog.
正解：C、E
解説：
The VCF Automation documentation defines its primary use cases as:
Self-Service Catalog - "VCF Automation Service Broker provides a catalog for developers and operators to request services and blueprints." Application Dependency Mapping - achieved through integration with VCF Operations for Networks. The guide highlights: "Developers can discover application relationships and map dependencies through automated workflows in VCF Automation." Alerting (A) is handled by VCF Operations, not Automation. VPC implementation (B) and Private AI (D) are supported solutions but not direct Automation use cases. Therefore, the correct answers are C (Self-Service Catalog) and E (Application Dependency Mapping).
質問 # 57
An organization has 3 data center sites and is implementing a solution to achieve a Recovery Point Objective (RPO) of 0 to ensure continuous availability of storage in the event of a single site failure. The sites are connected via a high bandwidth/low latency link.
Which two VMware Cloud Foundation (VCF) components can be used to support this capability?
(Choose two.)
- A. NSX
- B. vSphere
- C. vSAN
- D. vSphere Replication
- E. Aria Operations
正解：B、C
解説：
Comprehensive and Detailed Explanation From Exact Extract:
To achieve an RPO of 0 (zero data loss) with continuous availability of storage across multiple sites, VMware Cloud Foundation leverages two key components:
vSphere (A): vSphere provides the core platform for compute virtualization, including features such as VMware vSphere HA (High Availability) and VMware vSphere Fault Tolerance, both of which are integral to delivering continuous VM availability and supporting cross-site failover.
vSAN (E): vSAN can be configured in a stretched cluster deployment across the three sites. With a stretched vSAN cluster, data is synchronously replicated between sites, ensuring that all writes are committed to more than one location. This synchronous replication provides true continuous availability and a Recovery Point Objective (RPO) of 0 in the event of a single site failure, provided that the network meets high bandwidth and low latency requirements.
Other components such as Aria Operations and NSX do not provide storage-level availability or synchronous data protection. vSphere Replication only supports asynchronous replication and cannot guarantee RPO of 0.
質問 # 58
An organization is implementing a downtime avoidance solution and wants to ensure continuous availability of applications across separate sites that are connected via a high bandwidth/low latency link.
Which two VMware Cloud Foundation components support this capability with stretched clusters?
(Choose two.)
- A. vSphere
- B. vSAN
- C. NSX Firewall
- D. vSphere Replication
- E. vVOL
正解：A、B
解説：
vSAN: vSAN supports stretched clusters, allowing data to be mirrored across multiple sites to ensure continuous availability and enable high availability for virtual machines in case of a site failure.
vSphere: vSphere also supports stretched clusters, enabling the high availability of applications across multiple sites by allowing virtual machines to be run on either site in the event of a failure.
質問 # 59
While troubleshooting a vSphere HA c luster issue, an administrator observes that a host is in the Network Isolated state. The host is unable to ping the configured isolation address and cannot access any other vSphere HA agents.
Which step would resolve this issue while minimizing downtime for running virtual machines (VMs)?
- A. Power off all VMs on the isolated host, remove the host from the cluster, and add it back after the network is fixed.
- B. Restart the vSphere HA services on the isolated host to trigger the election of a new primary agent.
- C. Reconfigure the isolation addresses to ensure the host can ping the default gateway or other configured IPs.
- D. Reconfigure the host's HA agent to bypass the isolation check and allow VM operations to continue.
正解：C
解説：
Ensuring the host's isolation addresses include reachable targets (such as the default gateway) allows the HA agent to detect network connectivity correctly without taking action on running VMs, resolving the isolation state with minimal disruption.
質問 # 60
An administrator notices intermittent network packet loss on VMs running latency-sensitive applications.
Which steps might help diagnose the issue?
- A. Migrating all VMs to a single ESXi host
- B. Examining physical NIC driver versions and firmware compatibility
- C. Checking for dropped packets at the virtual switch or port group level
- D. Ensuring the correct load-balancing policy is configured on NIC teams
正解：B、C、D
解説：
Packet drops can occur if vSwitch or port group configurations are incorrect (A), if NIC drivers are outdated or incompatible (C), or if load-balancing settings are suboptimal (D). Migrating all VMs to a single host (B) could worsen performance, not improve it.
質問 # 61
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