AWS Global Infrastructure

Question 1

AWS Regions

Answer 1

• Physical location in the world with multiple availability zones (AKA data centers)
• Physically isolated from every other region in terms of location, power, water supply
• Each region has AT LEAST two data centers
• Largest region is US-EAST
• Not all services are available in all regions
• US-EAST-1 is the region where billing information is available

Question 2

AWS Availability zones

Answer 2

• A datacenter owned and operated by AWS in which AWS services run
• Each region has at least two AZs
• Represented by a region code, followed by a letter identifier. Example: “US-EAST-1a”
• < 10 ms latency between AZs

Question 3

AWS Edge location

Answer 3

• A datacenter owned by a trusted partner of AWS
• DIRECT CONNECTION to AWS network
• Serve requests for Cloudfront, Route 53, S3 transfer acceleration, and API Gateway automatically.
• Allows low latency no matter where the end user is geographically located.

Question 4

GovCloud regions

Answer 4

• Host sensitive controlled unclassified information and other regulated workloads
• Only operated by US citizens on US soil
• Only accessible to US entities and account holders who pass a screening process