AWS Regions, Availability Zones and Basic Price Model

Question 1

Define Region

Answer 1

A cluster of data centres

Question 2

What factors should you consider when selecting a AWS Region? (x4)

Answer 2

• Compliance: With data governance and legal requirements
• Proximity: Closer to customers to reduce latency
• Available Services: New services and features are not available in every region
• Pricing: Pricing varies region to region

Question 3

Define Availability Zone (AZ)

Answer 3

An AZ is one or more discrete data centres with redundant power, networking and connectivity.

Question 4

What make AZs useful? (x2)

Answer 4

• They are separate from each other so that they’re isolated from disasters
• They’re connected with high bandwidth, and ultra-low latency networking

Question 5

What are AWS 3 pay-as-you-go pricing fundamentals?

Answer 5

• Computer, pay for compute time.
• Storage, pay for data stored in the cloud.
• Data transfer out, pay for data transfer out of the cloud, all data transfer in is free.