Explanation:
Availability zones expand the level of control you have to maintain the availability of the applications and data
on your VMs. An Availability Zone is a physically separate zone, within an Azure region. There are three
Availability Zones per supported Azure region.
Each Availability Zone has a distinct power source, network, and cooling. By architecting your solutions to use
replicated VMs in zones, you can protect your apps and data from the loss of a datacenter. If one zone is
compromised, then replicated apps and data are instantly available in another zone.
Reference:
https://docs.microsoft.com/en-us/azure/virtual-machine-scale-sets/availability
QUESTION 19
Note: This question is part of a series of questions that present the same scenario. Each question in
the series contains a unique solution that might meet the stated goals. Some question sets might have
more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these
questions will not appear in the review screen.
You plan to deploy several Azure virtual machines.
You need to ensure that the services running on the virtual machines are available if a single data center fails.
Solution: You deploy the virtual machines to two or more regions.
Does this meet the goal?
A. Yes
B. No
Correct Answer: A
Section: Understand Cloud Concepts
Explanation
Explanation/Reference:
Explanation:
By deploying the virtual machines to two or more regions, you are deploying the virtual machines to multiple
datacenters. This will ensure that the services running on the virtual machines are available if a single data
center fails.
Azure operates in multiple datacenters around the world. These datacenters are grouped in to geographic
regions, giving you flexibility in choosing where to build your applications.
You create Azure resources in defined geographic regions like 'West US', 'North Europe', or 'Southeast Asia'.
You can review the list of regions and their locations. Within each region, multiple datacenters exist to provide
for redundancy and availability.
Reference:
https://docs.microsoft.com/en-us/azure/virtual-machines/windows/regions
QUESTION 20
You have 1,000 virtual machines hosted on the Hyper-V hosts in a data center.
You plan to migrate all the virtual machines to an Azure pay-as-you-go subscription.
You need to identify which expenditure model to use for the planned Azure solution.
Which expenditure model should you identify?