Section 3a: What is Cloud Computing

Question 1

What is Cloud Computing?

Answer 1

The on-demand delivery of computer system resources without direct active management by the user.

Question 2

3 major things cloud computing allows you to do:

Answer 2

1. Pay-as-you-go pricing
2. Provide exact size and type of computing resource
3. Access resources instantly

Question 3

What are the 3 deployment models of the cloud?

Answer 3

1. Private Cloud
2. Public cloud
3. Hybrid cloud

Question 4

4 Advantages of Private Cloud

Answer 4

1. Not exposed to the public
2. Complete control
3. Security for sensitive apps
4. Meet specific buisiness needs

Question 5

2 Advantages of hybrid cloud

Answer 5

1. Flexibility and cost-effectiveness of the public cloud
2. Control over sensitive assets in your private infrastructure

Question 6

What is public cloud?

Answer 6

Cloud resources owned and operated by a 3rd party cloud service provider delivered over internet.

Question 7

Examples of public cloud

Answer 7

Azure, google cloud, and AWS.

Question 8

The 5 characteristics of cloud computing

Answer 8

1. On-demand self service
2. Broad network access
3. Multi-tenancy and resource pooling
4. Rapid elasticity and scalability
5. Measured service

Question 9

6 Problems solved by the Cloud

Answer 9

• Flexibility
• Cost-Effectiveness
• Scalability
• Elasticity
• Availability
• Agility

Question 10

What are the 3 different types of Cloud Computing?

Answer 10

1. Infrastructure as a Service (IaaS)
2. Platform as a Service (PaaS)
3. Software as a Service (SaaS)

Question 11

4 Advantages of IaaS

Answer 11

• Provides building blocks for cloud IT
• Provides networking, computers, & data storage
• Provides highest level of flexibility
• Is an easy parallel with traditional on-premises IT

Question 12

2 advantages of PaaS

Answer 12

• Removes the need for your organization to manage the underlying infrastructure
• Allows users to focus on the deployment and management of their applications

Question 13

Advantage of SaaS

Answer 13

Completed product that is run and managed by the service provider

Question 14

Examples of IaaS

Answer 14

AWS EC2 (GCP, Azure…)

Question 15

Examples of PaaS

Answer 15

Elastic Beanstalk (Google App Engine, Windows Azure…)

Question 16

Examples of SaaS

Answer 16

Rekognition (Gmail, Dropbox, Zoom…)

Question 17

The 3 pricing fundamentals of AWS

Answer 17

1. Compute is pay-as-you-go
2. Storage is paid for data stored in the cloud
3. Data is paid for when data is transferred OUT