Chapter 4: Understanding the AWS Environment
-
B. The letter (a, b…) at the end of a designation indicates an Availability Zone. us-east-1 would never be used for a Region in the western part of the United States.
-
D. The AWS GovCloud Region is restricted to authorized customers only. Asia Pacific (Tokyo) is a normal Region. AWS Admin and US-DOD don’t exist (as far as we know, at any rate).
-
D. EC2 instances will automatically launch into the Region you currently have selected. You can manually select the subnet that’s associated with a particular Availability Zone for your new EC2 instance, but there’s no default choice.
-
B, D. Relational Database Service (RDS) and EC2 both use resources that can exist in only one Region. Route 53 and CloudFront are truly global services in that they’re not located in or restricted to any single AWS Region.
-
C. The correct syntax for an endpoint is <service-designation>.<region-designation>...
