From the course: Microsoft Azure Fundamentals (AZ-900) Cert Prep by Microsoft Press

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Explain availability zones

Explain availability zones - Azure Tutorial

From the course: Microsoft Azure Fundamentals (AZ-900) Cert Prep by Microsoft Press

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Explain availability zones

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- [Instructor] Many Azure regions are enabled with a feature called Availability Zones. Availability Zones is a feature that's designed to protect an application from data center failure. Availability Zones are unique physical locations within a region, and there are one or more data centers in each Availability Zone. In each Availability Zone enabled region there are at least three Availability Zones. Now, why the word enabled? Well, I bolded that here because it's important to know that not all Azure regions are enabled for Availability Zones. Now, to benefit from an Availability Zone you need to ensure your Azure resources are deployed to multiple Availability Zones. And you do this differently depending on whether the service is a zonal service or a zone redundant service. If a service is a zonal service such as Azure virtual machines, you have to choose to deploy the resources to multiple Availability Zones. If the…

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