Lecture 2: Cloud Computing; Concepts and Models

Question 1

What are the 5 Essential Characteristics of Cloud Computing?

Answer 1

1. On-demand SELF Service
2. Broad Network Access
3. Resource Pooling
4. Rapid Elasticity
5. Measured Service

Question 2

What are 4 Deployment Models of Cloud Computing?

Answer 2

1. Private
2. Public
3. Community
4. Hybrid

Question 3

What are 3 Cloud Service Models?

Answer 3

1. Software as-a-Service
2. Platform as-a-Service
3. Infrastructure as-a-Service

Question 4

What is SaaS? Give some examples.

Answer 4

Using provider’s app over cloud. e.g. Google Apps, Salesforce, Office 365

Question 5

What is PaaS? Give some examples.

Answer 5

Deploying application on cloud. e.g. Google App Engine, Amazon AWS, Windows Azure

Question 6

What is IaaS? Give some example

Answer 6

When we rent cloud hardware. e.g. Amazon EC2

Question 7

What are the 5 Actors on Cloud Computing?

Answer 7

1. Consumer
2. Provider
3. Carrier
4. Broker
5. Auditor