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Zones and Regions

  • Availability zone is datacenter ( one or more discrete data center each with redundant power networking and connectivity housed in separate facilities)

  • Region is geographical area consisting of 2 or more availability zones (is a physical location in the world which consists of two or more AZs)

  • Edge locations are endpoints for AWS which are used for caching content. Typically this consists of CloudFront, Amazon's Content Delivery Network (CDN)

  • GovClouds are operated by US citizens on US soil. Only government and private businesses that pass screening checks can use it.

Choosing the right AWS region

  1. Data Sovereignty Laws
  2. Latency to end users
  3. AWS Services (US east-1 primary Region for releases)
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