This document provides an introduction to Amazon Web Services (AWS), including:
- AWS is a cloud provider that offers on-demand servers and services that can easily scale. It powers websites like Amazon and Netflix.
- AWS has a global infrastructure spanning 69 availability zones across 22 regions worldwide, with plans to expand to 3 more regions.
- AWS regions contain multiple, isolated availability zones to protect against disasters. Services are scoped to regions except for a few like S3.
- AWS offers a variety of computing, networking, database, storage and security services according to different responsibility models.
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