Module 1: Benefits, Differences On Demand Deliver vs Cloud Deployments, Pay As You Go Model

Question 1

What are some examples of basic and complex solutions that AWS Offers?

Answer 1

Basic: storage, computing, network security tools

Complex: blockchain, machine learning, AI, robot dev platforms

Question 2

Describe the metaphors for AWS, what is the barista and what is the coffee customer?

Answer 2

Barista is the virtual server: in AWS= Amazon Elastic Compute Cloud/EC2/EC2 instance
Coffee customer: client making requests

Question 3

Simply, what is required of the server to fulfill the request?

Answer 3

Server must validate that request was legitimate (aka did customer give money)

Question 4

In computing, what is a client-server model?

and what is an example?

Answer 4

Client can be a web browser/desktop application that a person interacts w/ to make requests to computer servers

A server can be services such as Amazon Elastic Compute Cloud (Amazon EC2), a virtual server

Example: a client makes request for news article, score in an online game or funny video. Server evaluates details of request and fulfills it by returning info to client.

Question 5

What is Cloud Computing?

Answer 5

Cloud computing is the on-demand delivery of IT resources over the internet with pay-as-you-go pricing.

Offers the resources you need when you need them. Can get them immediately when requesting. When you don’t need them anymore you can turn them off w/ a click of a button and stop paying immediately

Question 6

What are the 3 cloud computing deployment models?

Answer 6

1. Cloud Based
2. On-premises
3. Hybrid

Question 7

Describe Cloud Based Deployment

Answer 7

• Run all parts of the application in the cloud.
  
  • Migrate existing applications to the cloud.
  • Design and build new applications in the cloud.

Question 8

Describe On Premises Deployment what is it also known as?

Answer 8

• Deploy resources by using virtualization and resource management tools.
  Increase resource utilization by using application management and virtualization technologies

Also known as private cloud deployment

Question 9

Describe hybrid deployment

Answer 9

• Connect cloud-based resources to on-premises infrastructure.
  
  • Integrate cloud-based resources with legacy IT applications.

Question 10

What are some benefits of cloud computing?

Answer 10

Trade upfront expense for variable expense (pay as you go)

Stop spending $ to maintain data centers

Benefit from massive economies of scale

Increase speed and agility (can access new resources w/in minutes)

Go global w/in minutes