High Availability for Virtual Machines | CompTIA Server+ Exam SK0-004

How to Provide High Availability for Virtual Machines

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Question

A technician needs to provide a VM with high availability.

Which of the following actions should the technician take to complete this task as efficiently as possible?

A.

Take a snapshot of the original VM B.

Clone the original VM C.

Convert the original VM to use dynamic disks D.

Perform a P2V of the original VM.

A.

Reference: https://forsenergy.com/en-us/virtual_help/html/1325909c-5878-4674-a152-3fd3d4e8e3c6.htm.

Explanations

A technician needs to provide a VM with high availability.

Which of the following actions should the technician take to complete this task as efficiently as possible?

A.

Take a snapshot of the original VM

B.

Clone the original VM

C.

Convert the original VM to use dynamic disks

D.

Perform a P2V of the original VM.

A.

https://forsenergy.com/en-us/virtual_help/html/1325909c-5878-4674-a152-3fd3d4e8e3c6.htm

To provide high availability for a virtual machine, the technician should clone the original VM.

A snapshot of the original VM is not an efficient way to provide high availability. A snapshot captures a point-in-time image of the VM, but it does not provide any redundancy or failover capabilities. Snapshots are primarily used for backup and restore operations, testing, or as a temporary measure before making changes to a VM.

Converting the original VM to use dynamic disks is not related to high availability. Dynamic disks allow for more flexible disk management, such as expanding volumes or creating spanned volumes, but they do not provide redundancy or failover capabilities.

Performing a P2V (physical-to-virtual) of the original VM involves converting a physical server to a virtual machine. While this can be a useful way to migrate legacy systems to a virtual environment, it is not the most efficient way to provide high availability for a VM. P2V involves downtime during the conversion process, and it does not provide any failover capabilities.

Cloning the original VM creates an exact duplicate of the VM, including its virtual disks, configuration settings, and installed software. The cloned VM can be run on a different host server, providing redundancy and failover capabilities. If the original VM fails or goes offline, the cloned VM can be brought online to take its place. Cloning a VM is a quick and efficient way to provide high availability, especially when compared to other options such as manually configuring failover clustering or using backup and restore operations.