Cloud Computing Models

Question 1

IaaS

Answer 1

Basic building block for cloud IT, like compute, networking, storage. Highest level of flexibility and management control over your IT resources compared to other Cloud Computing models.
Examples: EC2, RDS

Question 2

PaaS

Answer 2

Remove the need to manage underlying infrastructure and allow you to focus on developing the application layer. No resource procurement, capacity planning, software maintenance.
Examples: Aurora, Beanstalk.

Question 3

SaaS

Answer 3

Complete software package, run and managed by provider. Example: Gmail, ChatGPT