Fundamentals

Question 1

Give a brief summary of IaaS

Answer 1

Provides virtualized computing resources over the internet. The cloud provider keeps the hardware up to date, but OS maintenance and network config is left to the cloud tenant.

Question 2

Give a brief summary of PaaS

Answer 2

The cloud provider manages the virtual machines and networking resources, and the cloud tenant deploys their applications into the managed hosting environment

Question 3

Give a brief summary of SaaS

Answer 3

The cloud provider manages all aspects of the application environment. The cloud tenant only needs to provide their data to the application managed by the cloud provider.

Question 4

What is serverless computing?

Answer 4

Serverless computing consists of applications that still run on servers, but only use resources when a specific function or trigger occurs. The cloud provider automatically provisions, scales, and manages the infrastructure required to run the code.