Learn the AWS services and design choices the SAA-C03 exam tests, from IAM, VPC and EC2 to S3, databases and serverless. For exam candidates, covering all four exam domains with exam-style scenarios.
A separate geographic area with its own data centres
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A Region is a named cluster of data centres in one part of the world, such as eu-west-1 in Ireland. You choose a Region for most of the resources you create, and they run there. When data residency matters, also check each service's replication and backup settings, because some features can copy data to other Regions.
