Cloud Service Infrastructure

Question 1

What is Infrastructure as a service?

Answer 1

Infrastructure as a service (IaaS) is a type of cloud computing service that offers essential compute, storage, and networking resources on demand without need for setup/management, on a pay-as-you-go basis

Question 2

What is Platform as a service?

Answer 2

Platform as a service (PaaS) is a complete development and deployment environment in the cloud, that allows you to deploy applications.

Question 3

What is Software as a service?

Answer 3

Software as a service (SaaS) allows users to connect to and use cloud-based apps over the Internet

Question 4

What are some examples of software as a service?

Answer 4

Microsoft office
Teams
Calendars

Question 5

What is the shared responsibility model?

Answer 5

A detailed model that goes over the responsibilities of the different parts of a service, and who specifically manages them out of the user or the provider.

Question 6

What are the 8 parts of the service that the shared responsibility model describes responsibilities for?

Answer 6

Data & Access
Applications
Runtime
Operating system
Virtual machine
Compute
Networking
Storage

Question 7

What parts of the shared responsibility model is the user responsible for for on premises/private cloud instances?

Answer 7

All of them:
Data & Access
Applications
Runtime
Operating system
Virtual machine
Compute
Networking
Storage

Question 8

What parts of the shared responsibility model is the user responsible for IaaS?

Answer 8

Data & Access
Applications
Runtime
OS
VMs

NOT ANY OF THESE:
Compute
Networking
Storage

Question 9

What parts of the shared responsibility model is the user responsible for PaaS?

Answer 9

Data & Access
Applications

NOT ANY OF THESE:
Runtime
OS
VMs
Compute
Networking
Storage

Question 10

What parts of the shared responsibility model is the user responsible for SaaS?

Answer 10

Data & Access

NOT ANY OF THESE:
Applications
Runtime
OS
VMs
Compute
Networking
Storage

Question 11

TRUE OR FALSE: The service provider is always responsible for all infrastructure hardware in SaaS, PaaS and IaaS.

Answer 11

TRUE
This is one of the advantages of cloud service models, they don’t need to worry about maintaining their service handware