What is AWS EC2?
EC2 stands for Amazon Elastic Compute Cloud.
It is a web service that provides secure, resizable =compute capacity= in the cloud.
It is designed to make web-scale computing easier for developers.
What is a region?
A Region is a physical location in the world where we have multiple Availability Zones (AZs).
What is an Availability Zones ?
AZs consist of one or more discrete data centers, each with redundant power, networking,and connectivity, housed in separate facilities.
What is an Edge Location?
Edge Locations are endpoints for AWS which are used for caching content.
Typically this consists of CloudFront, Amazon’s Content Delivery Network.
There are many more Edge Locations than Regions. Refer to https://infrastructure.aws for more details
What is the difference between a region, an Availability Zone and an Edge Location?
- A region is a physical location in the World which consists of two or more Availability Zones.
- An AZ is one or more discrete data centers, each with redundant power, networking and connectivity,
housed in separate facilities
- Edge locations are endpoints for AWS which are used for caching content.