10000 Foot Overview - Part 1

Question 1

AWS Global Infrastructure consists of…

Answer 1

1. Regions
2. Availability Zones
3. Edge Locations

Question 2

What is a Region?

Answer 2

A Region is a geographical area.

Question 3

What is an Availability Zone?

Answer 3

An Availability Zone (AZ) is simply a data center.

Question 4

What is an Edge Location?

Answer 4

Edge locations are CDN endpoints for CloudFront.

Question 5

Why are AZs isolated/independent from one another?

Answer 5

E.g. in case there is a flood in one, the other won’t be affected. Low latency between each AZ.

Question 6

VPC

Answer 6

Virtual data center

Question 7

Route53

Answer 7

DNS service

Question 8

CloudFront

Answer 8

CDN - edge locations to cache files

Question 9

Direct Connect

Answer 9

connect physical datacenter to AWS directly using a dedicated phone line

Question 10

Use Direct Connect when…

Answer 10

…you need a very reliable internet connection for pushing lots of data to AWS or down from AWS

Question 11

EC2

Answer 11

virtual machines in cloud

Question 12

Elastic Beanstalk

Answer 12

deploy code to AWS, AWS provisions infrastructure

Question 13

Lambda

Answer 13

upload code, code will respond to events