AWS region design AWS Regions are comprised of multiple Availability Zones (AZs) for high availability, high scalability, and high fault tolerance. Applications and data are replicated in real time and consistent in the different AZs. AWS Availability Zone (AZ) AWS Region AZ
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Datacenter
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AZ Datacenter
A Region is a physical location in the world where we have multiple Availability Zones.
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Availability Zones consist of one or more discrete data centers, each with redundant power, networking, and connectivity, housed in separate facilities.