Prepare Smarter for the 2V0-16.25 Exam
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Which rule in a virtual machine (VM) storage policy is configured to ensure data redundancy in a VMware vSAN environment?
Correct Answer: A
The VM Storage Policy rule that controls data redundancy in vSAN is Failures to Tolerate (FTT) .
Defines the number of hardware failures (host, disk, network) that vSAN can tolerate while maintaining data availability.
Configurations include RAID-1 (mirroring) , RAID-5/6 (erasure coding) .
Other options:
B. Disk Stripes Per Object → Defines performance striping, not redundancy.
C. Stripe Width → Same as above, not redundancy.
D. Flash Read Cache Reservation → Relates to caching performance, not redundancy.
[References:, VMware vSphere 9.0 –Storage Policy Rules in vSAN, VMware Docs: vSAN Failures to Tolerate, ]
The security team has requested that high-sensitivity workloads be protected using Confidential Computing in your VMware vSphere Foundation (VVF) 9.0 environment.
These workloads handle regulated data that must be isolated from the hypervisor and other tenants, even when running on the same ESX host.
The vSphere administrator is responsible for ensuring that only trusted hosts are used and that virtual machines are configured with hardware-enforced memory isolation.
Which two configurations must you implement to support Confidential Computing for these workloads? (Choose two.)
Correct Answer: C, E
For Confidential Computing in vSphere 9.0 :
Hardware Memory Isolation : Requires AMD SEV-SNP (Secure Encrypted Virtualization – Secure Nested Paging) or Intel TDX (Trust Domain Extensions) enabled in the host BIOS and supported by ESXi. (C)
Trusted Hosts : Must use vSphere Trust Authority (vTA) to ensure that only verified, secure hosts run Confidential VMs. The VM must have the Confidential Computing flag set. (E)
Other options:
A. VM Hardware version 22 → Required for new features, but Confidential Computing specifically requires hardware + vTA.
B. TPM 2.0 guest OS attestation → Not used for Confidential Computing, that’s host-based attestation.
D. Encrypted vMotion Required → Recommended for secure VMotion, but not sufficient for Confidential Computing.
[References:, VMware vSphere 9.0 –Confidential Computing Requirements, VMware Docs: vSphere with AMD SEV-SNP and Intel TDX, ]
An administrator is tasked to configure shared storage for a VMware vSphere Foundation (VVF) cluster at a remote
location.
The following is available at the remote location:
Two ESX servers.
Two 1GbE network cards per ESX.
One sixteen port 1GbE Switch.
One NVMe per ESX for the Operating System.
One storage system supporting network and fiber channel capabilities.
What storage protocol must the administrator use at the remote location?
Correct Answer: D
The scenario:
Remote site with 2 ESXi servers, 1GbE networking only.
Storage system supports both network (NAS/iSCSI/NFS) and Fiber Channel .
Fiber Channel is not feasible (no FC switches/HBAs).
vSAN requires more than 2 nodes (minimum 3 for standard vSAN, 2+Witness for 2-node), not mentioned here.
The most suitable solution:
Use NFS storage over 1GbE . (D)
Provides shared storage accessible to both ESXi hosts.
Other options:
A. vSAN → Needs 3+ nodes or a witness, not supported in this config.
B. Local storage → Not shared, fails HA/DRS requirements.
C. Fiber Channel → Requires HBAs and FC switch, not available.
[References:, VMware vSphere 9.0 –Supported Storage Protocols, VMware Docs: Using NFS with ESXi Hosts, ]
An administrator needs to ensure that only specific users can manage the virtual machines (VM) in a specific VMware vCenter folder.
Which three steps are required to accomplish this? (Choose three.)
Correct Answer: A, B, C
To ensure that only specific users can manage VMs in a specific VMware vCenter folder, the following three steps are required:
Create a new role in vCenter with VM management permissions (Answer B): You must define a custom role tailored to managing VMs,which
includes permissions such as powering on/off VMs, editing VM settings, and accessing consoles. This role must include the appropriate
privileges under the “Virtual machine” category in vCenter permissions.
Apply the role to the specific vCenter folder (Answer C): The custom role needs to be applied directly to the target vCenter folder. This enables scope-
based access control, where permissions are applied only to VMs within that folder.
Assign the new role to the appropriate users/groups (Answer A): After creating the role and applying it to the folder, the role must be associated with the
correct users or groups. This step uses the vCenter Server's identity source integration to assign roles.
Why the other options are incorrect:
D. Add the identity source to vCenter: This is a prerequisite step for any role assignment but is not directly required in this specific scenario if the identity source is already configured.
E. Create a datastore cluster: This is unrelated to managing VM access. Datastore clusters pertain to storage management and are not involved in user permissions or role assignments.
[References:, VMware vSphere 9.0 Documentation → Role-based Access Control, VMware Docs: vSphere Permissions and User Management, VMware vSphere 9.0 PDF, section on vCenter Server Permissions Management., , ]
An administrator is tasked to install a new VMware ESX host to an existing cluster. When the installation is completed, the host is not able to be reached from the vCenter.
When testing the host's management network, the default gateway, primary DNS, and secondary DNS are all unreachable, and the host name cannot be resolved.
The VLAN for the management network is set correctly and the adapters are all connected.
What is the first step in troubleshooting this connectivity issue?
Correct Answer: A
When a newly installed ESX host cannot be reached and all basic network tests (gateway, DNS, hostname resolution) fail:
The first troubleshooting step is to confirm that the management network TCP/IP configuration (IP address, subnet mask, default gateway, DNS servers) is correct.
If this is misconfigured, the host will not communicate with vCenter or resolve names.
B. Verify DVS configuration in vCenter → Requires host connectivity first.
C. Reinstall ESX → Too drastic without confirming networking basics.
D. Disconnect/reconnect cable → Less likely since VLANs/adapters are reported as connected.
[References:, VMware vSphere 9.0 Documentation –Troubleshooting ESXi Network Connectivity, VMware KB: ESXi Management Network Troubleshooting, ]