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  1. Home
  2. VMware Certification
  3. 2V0-15.25 Exam
  4. VMware.2V0-15.25.v2026-10-13.q22 Dumps
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Question 16

An administrator attempts to update the VMware vCenter root account password through VMware Cloud Foundation (VCF) Operations. The attempt fails with the following error message, "Failed to authenticate with the guest operating system using the supplied credentials." What is the cause of the failure?

Correct Answer: B
VMware Cloud Foundation 9.0 Operations manages credentials for integrated components such as vCenter Server through its internal password vault. When administrators modify passwordsdirectly on the component
-such as manually changing thevCenter rootpassword-VCF Operations is no longer able to authenticate using its stored credentials. As a result, any password rotation or update operation initiated through VCF Operations fails during the validation step.
The error"Failed to authenticate with the guest operating system using the supplied credentials"is a direct symptom of this condition. VCF Operations attempts to log in to vCenter using thepreviously stored credential, which no longer matches the actual root password. Documentation describes this as an "out-of- sync credential state," and the resolution is to performpassword remediationto re-synchronize VCF Operations with the system.
Option A (password complexity) is irrelevant because complexity is validated only after authentication.
Option C (vCenter down) would generate connectivity errors, not authentication errors.
Option D (SSH disabled) does not prevent password rotation because VCF Operations uses VMware Tools guest operations, not SSH, for authentication.
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Question 17

An administrator is attempting to log into the vCenter using the vSphere Client but receives an error stating
"no healthy upstream" What are two possible causes for this? (Choose two.)

Correct Answer: A,B
The vSphere Client "no healthy upstream" error is a classic indicator that one or morevCenter backend services are not running or responding, preventing the reverse proxy layer (envoy / nginx) from routing requests to the appropriate upstream services.
Two services in particular are known root causes:
A). vpxd service not running
vpxd is the core vCenter Server service responsible for inventory, host management, and client interaction. If vpxd is stopped, crashed, or restarting, the vSphere Client cannot communicate with backend APIs, resulting in the "no healthy upstream" condition.
B). SSO (vmware-stsd / identity service) not running
Authentication in vCenter depends on the SSO/Identity service. If SSO is unavailable, login sessions cannot be validated, and vCenter marks the upstream service as unhealthy.
Other options donotmatch the behavior:
* C (Port 443 closed)would produce a connection failure, not the upstream error.
* D (logging in with root)is fully supported and does not trigger this message.
* E (vmware-rbd-watchdog)relates to backup/restore health, not core authentication/management planes.
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Question 18

An administrator needs to confirm which account initiates tasks from VMware Cloud Foundation (VCF) Operations. As a test, a virtual machine (VM) is powered on/off through VCF Operations.
In the vCenter task pane, what account would be the initiator of the task?

Correct Answer: B
When VMware Cloud Foundation Operations performs actions on vCenter-such as powering on or off a VM-the tasks are initiatedthrough an integration service account, not the identity of the user logged into the VCF Operations UI. VCF Operations connects to vCenter using a configuredcollector or integration credential, typically a service account defined during initial setup.
VCF documentation clarifies that all automated or orchestrated tasks originating from VCF Operations use this trusted account to ensure consistent auditing, RBAC enforcement, and operational isolation from user identities. Therefore, in the vCenter task pane, the "Initiated By" field always reflects theVCF Operations # vCenter service account, even if the end-user triggered the action indirectly.
Option A is incorrect because the logged-in user does not directly interface with vCenter.
Option C refers to SDDC Manager's integration account, which is unrelated to VCF Operations workflows.
Option D ([email protected]) appears only when vCenter's built-in admin performs the action.
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Question 19

A user wishes to publish a VMware Cloud Foundation (VCF) Operations Orchestrator workflow to their VCF Automation project catalog, but Is blocked from publishing any workflows.
The following information has been provided:
* In the VCF Automation Organization portal, the user cannot see the Workflows option under Content Hub.
* The organization is not a Provider Consumption Organization.
Which are the two likely causes of this issue? (Choose two.)

Correct Answer: A,D
In VMware Cloud Foundation 9.0, publishing aVCF Operations Orchestratorworkflow to aVCF Automation project catalogrequires that the Organization has a valid integration withVCF Operations Orchestrator. The question states that the usercannot see the Workflows option under Content Hub, and theorganization is not a Provider Consumption Organization (PCO). According to the VCF 9.0 documentation, only organizations withVCF Operations Orchestrator integrationare allowed to publish workflows into the catalog. Both embedded and external orchestrator integrations must be configured depending on the environment. Ifno orchestrator (embedded or external)is integrated with the organization, workflows cannot be listed or published. This aligns with the documented VCF Automation and VCF Operations Orchestrator design requirements, which specify that workflow publishing is only available when the orchestrator instance is properly registered.
Additionally, user role permission issues could prevent workflow visibility, but the key blockers described in the scenario are the missing workflow section and the organization type. Because the organization isnot a PCO, advanced provider features-including workflow publishing-are disabled unless a proper orchestrator integration exists. Therefore, the two most likely causes are:
* A:An external VCF Operations Orchestrator is not integrated with their Organization.
* D:An embedded VCF Operations Orchestrator is not integrated with their Organization.
These two conditions directly match the documented behavior in VMware Cloud Foundation 9.0.
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Question 20

An administrator is troubleshooting an issue relating to VMware Cloud Foundation (VCF) Automation. While troubleshooting, the administrator realizes that debug-level information is not displayed in the VCF Automation Task Log.
How would the Administrator enable debug-level information in the Task Log?

Correct Answer: B
In VMware Cloud Foundation (VCF) 9.0 Automation, the visibility of debug-level information in Task Logs is controlled centrally by theProvider Administratorthrough theProvider Management portal. Debug logging is not enabled by default because it exposes verbose operational details intended primarily for troubleshooting. According to the VCF Automation architecture and operations model, advanced logging capabilities-including debug output-are gated behindfeature flags.
To enable debug-level information, the Provider Admin must navigate to:
Provider Management # Administration # Feature Flags # Display Debug Information Once this flag is enabled, the system begins emitting additional diagnostic detail into Task Logs, improving insight into failures, orchestration flows, API calls, and service-to-service interactions. This aligns with VCF' s multi-tenant design, where only the Provider tier has permission to modify global settings that affect all Organizations.
Options A, C, and D are incorrect because Organization-level settings do not control system-wide logging, and the Events/Tasks or General Settings sections do not contain the mechanism for enabling debug output.
Only theFeature Flagsection controls this capability.
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