Cloud Computing Concepts

Question 1

Six Advantages of the Cloud

Answer 1

1. Trade capital expense for variable expense

• pay as you go

2. Massive economies of scale

• usage from hundreds of thousands of customer is aggregated in the cloud resulting in AWS charging lower prices

3. Stop guessing about capacity

• scale up or down based on demand

4. Increase speed and agility

• IT resources a click away

5. Stop spending money running and maintaining data centers

• focus on customers rather than infrastructure

6. Go global in minutes

• deploy applications in multiple regions
• lower latency

Question 2

Public Cloud

Answer 2

Cloud- based application is fully developed in the cloud and all parts of the application run in the cloud

• Examples: AWS, Microsoft Azure, Google Cloud Platform (GCP)

Question 3

Hybrid Cloud

Answer 3

Way to connect infrastructure and applications between cloud-based resources and existing resources that are not located in the cloud

Question 4

On-premises

Answer 4

Cloud managed in your own data center

• Examples: Hyper-V, OpenStack, VMware

Question 5

Cloud Computing

Answer 5

On-demand delivery of compute power, database storage, applications and other IT resources through a cloud services platform via the Internet