2V0-21.23: Professional VMware vSphere 8.x

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Question 1

Which three vSphere features are still supported for Windows-based virtual machines when enabling vSphere’s virtualization-based security feature? (Choose three.)
vSphere vMotion
PCI passthrough
vSphere High Availability (HA)
vSphere Fault Tolerance
vSphere Distributed Resources Scheduler (DRS)
Hot Add of CPU or memory




Answers are;
A. vSphere vMotion
C. vSphere High Availability (HA)
E. vSphere Distributed Resources Scheduler (DRS)


The following features are not supported in a virtual machine when VBS is enabled:
Fault tolerance
PCI passthrough
Hot add of CPU or memory

Reference:
https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-8361F64B-DE1D-4FF1-A9FC-4DDE7056DC23.html

Question 2

An administrator is tasked with configuring an appropriate Single Sign-On (SSO) solution for VMware vCenter based on the following criteria:
The solution should support the creation of Enhanced Link Mode groups.
All user accounts are stored within a single Active Directory domain and the solution must support only this Active Directory domain as the identity source.
All user account password and account lockout policies must be managed within the Active Directory domain.
The solution should support token-based authentication.

Which SSO solution should the administrator choose based on the criteria?
vCenter Identity Provider Federation with Active Directory Federation Services as the identity provider
vCenter Single Sign-On with Active Directory over LDAP as the identity source
vCenter Single Sign-On with Active Directory (Windows Integrated Authentication) as the identity source
vCenter Identity Provider Federation with Active Directory over LDAP as the identity provider




Answer is vCenter Identity Provider Federation with Active Directory Federation Services as the identity provider

Option A involves using vCenter Identity Provider Federation, which supports token-based authentication, and utilizes Active Directory Federation Services (ADFS) as the identity provider. ADFS enables token-based authentication, allowing users to obtain security tokens to access vCenter resources. This solution satisfies all the criteria, including supporting Enhanced Linked Mode groups, using a single Active Directory domain as the identity source, managing user account policies within Active Directory, and supporting token-based authentication.

"In vCenter Server Identity Provider Federation, vCenter Server uses the OpenID Connect (OIDC) protocol to receive an identity token that authenticates the user with vCenter Server."

Integrated Windows Authentication is deprecated since vSphere 7.0

Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.authentication.doc/GUID-157188E3-531C-4CC2-BDD4-8BF01EA26BDC.html

Question 3

An administrator needs to consolidate a number of physical servers by migrating the workloads to a software-defined data center solution. Which VMware solution should the administrator recommend?
VMware Horizon
VMware vSAN
VMware vSphere
VMware NSX




Answer is VMware vSphere

Question 4

Which two datastore types store the components of a virtual machine as a set of objects? (Choose two.)
VMware Virtual Machine File System (VMFS)
VMware vSAN
Network File System (NFS) 3
vSphere Virtual Volumes (vVols)
Network File System (NFS) 4.1




Answers are;
B. VMware vSAN D. vSphere Virtual Volumes (vVols)

B. VMware vSAN: vSAN is a hyper-converged, software-defined storage solution that aggregates local storage devices across multiple ESXi hosts to create a distributed storage pool. In vSAN, virtual machine components are stored as a set of objects, and each object represents a specific part of a virtual machine, such as VMDK files, VM configuration files, and snapshots.

D. vSphere Virtual Volumes (vVols): vVols is a storage virtualization technology that allows vSphere to manage storage at the VM level granularity. With vVols, VMs are stored as individual objects on the storage system, and each VM has its own set of objects, including VMDK files, configuration files, and snapshots. vVols enables policy-based management of VM storage at the individual VM level.

A. VMware Virtual Machine File System (VMFS): VMFS is a clustered file system that allows multiple ESXi hosts to access the same virtual machine files concurrently. It stores virtual machine components as a set of files on the file system, but not as objects.

C. Network File System (NFS) 3: NFS is a network-based file system protocol used for sharing files over a network. NFS datastores store virtual machine components as a set of files on the NFS file system, rather than as objects.

E. Network File System (NFS) 4.1: Similar to NFS 3, NFS 4.1 is a network-based file system protocol that stores virtual machine components as files on the NFS file system, not as objects.

Question 5

Which VMware offering will allow an administrator to manage the lifecycle of multiple vCenter Server instances in a single software as a service (SaaS)-based solution to help drive operational efficiency?
VMware vSphere with Tanzu
VMware Cloud Foundation
VMware vSphere+
VMware Aria Suite Lifecycle




Answer is VMware vSphere+

vSphere+ is the multi-cloud workload platform that brings the benefits of cloud to onpremises workloads. vSphere+ combines industry-leading virtualization technology, an enterprise-ready Kubernetes environment, and high-value cloud services to transform existing on-prem deployments into SaaS-enabled infrastructure that centralizes management, supercharges productivity, and accelerates innovation. With vSphere+, IT admins and developers can easily build, run, manage, protect, and secure their traditional and next-gen applications. vSphere+ can be purchased through a flexible subscription plan that better aligns with the business.

Reference:
https://www.vmware.com/content/dam/digitalmarketing/vmware/en/pdf/products/vsphere/vmware-vsphere-pricing-whitepaper.pdf

Question 6

Which feature would allow for the non-disruptive migration of a virtual machine between two clusters in a single VMware vCenter instance?
vSphere vMotion
Cross vCenter Migration
vSphere Storage vMotion
vSphere Fault Tolerance




Answer is vSphere vMotion

vSphere vMotion is a feature that enables the live migration of a running virtual machine from one host to another within a cluster or between clusters within a single vCenter instance.

Question 7

Which four elements can a vSphere Lifecycle Manager image contain? (Choose four.)
ESXi base image
ESXi configuration
Vendor agents
Vendor add-ons
BIOS updates
Firmware and drivers add-on
Independent components Most Voted




Answers are;
A. ESXi base image
D. Vendor add-ons
F. Firmware and drivers add-on
G. Independent components


A vSphere Lifecycle Manager image can consist of the following four elements:

ESXi base image
The base image contains an image of VMware ESXi Server and additional components, such as drivers and adapters that are necessary to boot a server. The base image is the only mandatory element in a vSphere Lifecycle Manager image. All other elements are optional.

Vendor add-on
The vendor add-on is a collection of software components that OEMs create and distribute. The vendor add-on can contain drivers, patches, and solutions.

Firmware and drivers add-on
The firmware and drivers add-on is a special type of vendor add-on designed to assist in the firmware update process. The firmware and drivers add-on contains firmware for a specific server type and corresponding drivers. To add a firmware and drivers add-on to your image, you must install the hardware support manager plug-in provided by the hardware vendor for the hosts in the respective cluster.

Independent components
The component is the smallest discrete unit in an image. The independent components that you add to an image contain third-party software, for example drivers or adapters.

Reference:
https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-lifecycle-manager/GUID-9A20C2DA-F45F-4C9B-9D17-A89BCB62E6EF.html

Question 8

After a recent unexplained peak in virtual machine (VM) CPU usage, an administrator is asked to monitor the VM performance for a recurrence of the issue.

Which two tools can the administrator use? (Choose two.)
vCenter Management Interface
Direct Console User Interface (DCUI)
vSphere Performance Charts
vCenter Command Line Interface
ESXi Shell




Answers are;
C. vSphere Performance Charts E. ESXi Shell

From the vCenter Management Interface, you could monitor the performance of the vCenter itself, not the other VMs.

Question 9

A vSphere environment is experiencing intermittent short bursts of CPU contention, causing brief production outages for some of the virtual machines (VMs). To understand the cause of the issue, the administrator wants to observe near real-time statistics tor all VMs.

Which two vSphere reporting tools could the administrator use? (Choose two.)
Advanced Performance Charts
esxcli
resxtop
Overview Performance Charts
esxtop




Answers are;
C. resxtop
E. esxtop


The resxtop and esxtop command-line utilities provide a detailed look at how ESXi uses resources in real time.
The fundamental difference between resxtop and esxtop is that you can use resxtop remotely, whereas you can start esxtop only through the ESXi Shell of a local ESXi host.

Reference:
https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-monitoring-performance/GUID-A31249BF-B5DC-455B-AFC7-7D0BBD6E37B6.html

Question 10

An administrator is tasked with installing VMware vCenter. The vCenter Server Appliance must support an environment of:
400 hosts
4000 virtual machines

Which two resources must be allocated, at a minimum, to meet the requirements? (Choose two.)
16 vCPUs
30 GB Memory
4 vCPUs
8 vCPUs
20 GB Memory




Answers are;
B. 30 GB Memory
D. 8 vCPUs


the vCenter Server Appliance (vSphere 8.0) for Medium environment (up to 400 hosts or 4,000 virtual machine) requires 8vCPU, and 30GB Memory

Reference:
https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-vcenter-upgrade/GUID-752FCA83-1A9B-499E-9C65-D5625351C0B5.html

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