Module 1: Introduction to Amazon Web Services

Question 1

What is cloud computing?

Answer 1

Cloud computing refers to the on demand delivery of IT resources and applications through the internet

Question 2

What are the 6 benefits of cloud computing?

Answer 2

1. Trade capital expense for operational expense (don’t own hardware, pay on demand, reduce TCO)
2. Economics of scale (runs at a large-scale from under a multi-tenancy model)
3. Scalability
4. Speed and agility, provision resources as required
5. No data center maintenance
6. Global (world-wide AWS infrastructures)

Question 3

What are the three cloud computing deployment models?

Answer 3

• Cloud
• On-premises
• Hybrid

Question 4

What is a cloud based deployment model?

Answer 4

Cloud based deployment model refers to migrating existing applications or designing/building new applications in the cloud.

Question 5

What is a on-premise deployment model (private cloud deployment)?

Answer 5

Private cloud deployment is where resources are

deployed on premises by using virtualization and resource-management tools

Question 6

What is a hybrid deployment?

Answer 6

Cloud-based resources are connected to an on-premises

infrastructure.

Question 7

When might you need to use a hybrid deployment?

Answer 7

For example, you might have legacy applications that are better maintained on premises, or government regulations require your business to keep certain records on premises.

Question 8

What is Economies of Scale in cloud computing?

Answer 8

Because usage from
hundreds of thousands of customers can aggregate in the cloud, AWS can achieve higher economies of scale. The economy of scale translates into lower pay-as-you-go price