Practice Free 2V0-18.25 Exam Online Questions
You are troubleshooting a vSphere Distributed Switch (VDS) issue in VVF where virtual machines on different hosts cannot communicate with each other, but VMs on the same host can.
What is the most likely cause?
- A . The VDS port group is configured with an incorrect VLAN ID, or the physical switch lacks the VLAN trunking configuration.
- B . The virtual machines have VMware Tools uninstalled.
- C . The ESXi hosts have different MTU settings on their vmk0 interfaces.
- D . The VDS has run out of available logical ports.
A
Explanation:
If intra-host communication works but inter-host communication fails, the issue is almost always at the physical network layer or the uplink configuration, such as a missing VLAN on the physical switch trunk or a misconfigured VLAN ID on the port group.
You are investigating an issue where virtual machines in a VVF cluster are experiencing sudden, unexplained reboots. You suspect an issue with the underlying ESXi host hardware.
Which vCenter Server feature should you check for hardware-related critical events?
- A . vSphere DRS Automation Level
- B . Host Hardware Health sensors and the IPMI/SEL logs
- C . Network I/O Control (NIOC) shares
- D . Storage Policy Based Management (SPBM) compliance
B
Explanation:
The Host Hardware Health tab in vCenter interacts with the host’s BMC/IPMI to report physical hardware sensors (temperature, voltage, memory ECC errors). Checking these sensors and the System Event Log (SEL) is the first step in diagnosing hardware-induced VM crashes.
A VVF license administrator is auditing entitlements. They notice that the VVF license key applied does not unlock a specific advanced feature they expected to use.
What is the best method to troubleshoot VVF license entitlements?
- A . Reinstall the SDDC Manager appliance.
- B . Verify the exact edition and entitlements of the license key in the Broadcom Customer Connect portal.
- C . Restart the vCenter Server vpxd service.
- D . Change the ESXi host BIOS settings.
B
Explanation:
License entitlements and feature unlocks are hardcoded into the license keys based on the purchased edition. The administrator must verify the key’s edition and feature set via the Broadcom portal to ensure they have the correct license for the desired feature.
In a VVF 9.0 vSAN cluster, you notice that several objects are marked as "Reduced Availability with no rebuild – delay timer."
What does this status indicate?
- A . A host or capacity device has failed, and vSAN cannot rebuild the data because there is insufficient space.
- B . A host or network has been partitioned, but the 60-minute default delay timer has not yet expired before rebuilding starts.
- C . The vSAN cluster has run out of available cache tier storage.
- D . A planned maintenance mode operation is currently moving data across the cluster.
B
Explanation:
This status means an underlying failure (like a host reboot or network partition) occurred, but vSAN is waiting for the object repair delay timer (default 60 minutes) to expire before it begins the I/O intensive process of rebuilding the components on other hosts.
When reviewing a failed workflow run in VCF Operations Orchestrator, you notice the execution state is "Canceled."
What does this indicate?
- A . The workflow encountered an unhandled exception.
- B . An administrator or another process manually stopped the workflow before it could complete.
- C . The workflow timed out while waiting for a user interaction.
- D . The Orchestrator server crashed during execution.
B
Explanation:
A "Canceled" state specifically means that the workflow execution was intentionally stopped by a user or an API call. Unhandled exceptions or script errors result in a "Failed" state.
A VVF administrator initiates a complex Orchestrator workflow that involves provisioning a VM, configuring a load balancer, and updating DNS. The workflow fails halfway through.
To prevent orphaned resources, how should the workflow be designed?
- A . Workflows should never execute multiple tasks.
- B . The workflow should include error handling and a rollback/cleanup scriptable task to undo previous steps if a failure occurs.
- C . Rely on vSphere HA to clean up the resources.
- D . Restart the Orchestrator service immediately.
B
Explanation:
Complex workflows should be designed with robust error handling (using Try/Catch blocks or exception bindings). If a task fails, the workflow should route to a rollback routine that deletes any partially created resources (like deleting the VM if the DNS update fails) to maintain environment hygiene.
True or False: When converting an existing vSphere environment to a VVF 9.0 deployment, all existing vSphere Standard Switches (VSS) are automatically converted to vSphere Distributed Switches (VDS) without any network disruption or manual prerequisite checks.
- A . True
- B . False
B
Explanation:
While VCF/VVF utilizes VDS, the conversion from VSS to VDS requires careful planning and execution. Strict prerequisites must be met, and it is not entirely automatic without the risk of temporary network disruption if misconfigured.
A VVF administrator removes a workload cluster via SDDC Manager, but the task hangs at the "Decommission Hosts" step.
What could prevent a host from being properly decommissioned?
- A . The host still has user-created standard virtual switches (VSS) attached to physical NICs.
- B . The host’s root password was changed outside of SDDC Manager.
- C . The host is running out of memory.
- D . The host is licensed with an Enterprise Plus key.
B
Explanation:
SDDC Manager maintains the credentials for the ESXi hosts it manages. If an administrator manually changes the ESXi root password directly on the host, SDDC Manager will lose access and fail to execute lifecycle operations, including decommissioning.
When using Log Assist in VVF to upload log bundles to Broadcom support, what is a primary network requirement for the SDDC Manager appliance?
- A . It must have an inbound NAT rule configured.
- B . It must have internet connectivity to the Broadcom/VMware depot and support portal.
- C . It must be running on a dedicated physical ESXi host.
- D . It must be integrated with VCF Operations for logs.
B
Explanation:
Log Assist requires the SDDC Manager to reach out over the internet (often via a proxy) to securely authenticate and automatically upload the generated log bundles to the Broadcom/VMware support portals.
You are troubleshooting network connectivity for a VM on a vSphere Distributed Switch (VDS) in VVF. The VM cannot reach its default gateway. The VM is connected to the correct port group, and the guest OS IP configuration is correct.
What should you check next?
- A . Verify that the VM is using the E1000E network adapter.
- B . Check if the VDS uplink ports (vmnics) on the host where the VM resides are active and configured with the correct physical VLAN trunking.
- C . Ensure vSphere Fault Tolerance is enabled for the VM.
- D . Check if the vCenter Server has a valid network license.
B
Explanation:
If the logical configuration (port group, IP, guest OS) is correct, the next step in the troubleshooting path is the physical boundary. The ESXi host’s physical adapters (uplinks) must be up, and the connected physical switch ports must be trunking the VM’s VLAN.