IaaS, PaaS, SaaS

Question 1

IaaS

Answer 1

-Provisioning is self service
customer is responsible for installing configuring and managing systems
fees are calculated on usage based metrics

Question 2

Includes virtualization, servers, storage, and networking

Answer 2

IaaS

Question 3

Benefits of IaaS

Answer 3

Cost, maintenance, scalability, control and disaster recovery

Question 4

Web servers, app servers, big data, development and testing and high performance computing

Answer 4

Iaas use cases

Question 5

PaaS

Answer 5

Provider managed infrastructure
development tools
deployment tools
business analytics
database services
middleware services
runtime environments

Question 5

AWS, GCP, Azure

Answer 5

IaaS

Question 6

AWS Elastic Beanstalk

Answer 6

PaaS

Question 7

Google App Engine

Answer 7

PaaS

Question 8

What does PaaS include?

Answer 8

Infrastructure, and OS, Middleware and Runtime

Question 9

Benefits of PaaS

Answer 9

Increases focus on app development
Provides global access to dev environment
Reduces complexity
Increases speed of delivery
simplifies app lifecycle management
reduces need for system administration

Question 10

SaaS

Answer 10

Entire hardware and software stack managed by provider
security availability and features are controlled by partner
app is accessed through the internet
paid subscription model usually

Question 11

Benefits of SaaS

Answer 11

Access to enterprise level apps
Access to apps from any location
regular feature updates
ability to focus on core business products