1.1 Define the benefits of the AWS Cloud

Question 1

What are economies of scale

Answer 1

AWS passes along savings cost to each individual customer. Each customer has a lower variable cost because there are 100,000 of users.

Question 2

What is an example of economies of scale

Answer 2

When AWS provides each individual user a much lower variable cost because of higher production

Question 3

What is global infastructure?

Answer 3

A collection of smaller groups of infrastructure connected by global high speed network.

Question 4

example of global infrastructure?

Answer 4

Regions, Availability Zones, Edge Locations

Question 5

Benefits of global infrastructure?

Answer 5

AWS Global infrastructure has several benefits including
1. Speed of deployment- AWS was built for performance
2. Global Reach- AWS has the highest availability of any cloud provider due to their infrastructure
3. Highly Secure-Purpose built for world security checks
4. Scalable
5. Flexible
6. Reliable- Most reliable cloud provider

Question 6

What is High Availability?

Answer 6

-Refers to architecture designed for minimal downtime.
-The goal is to reduce outages and stay operational.
-This has two components including Fault Tolerance and Disaster Recovery

Question 7

Fault Tolerance

Answer 7

-refers to architecture designed for zero downtime.
-The ability of a system to keep operating in the event of failure.

Question 8

Disaster Recovery

Answer 8

-refers to designing for systems to operate through a disaster
-Requires pre-planning
-What do we need to plan for and do in the event of a disaster

Question 9

Elasticity

Answer 9

Using automation and horizontal scaling to match capacity and supply with demand
-Can be done horizontally or vertically