Cloud computing services or delivery models

IaaS
 Characteristics/Offerings
   Storage, Compute and Infrastructure services
   Leverage from local or remote resource.
   Fastest growing cloud type

 Applies To 
  Designed to replace Datacenters.

 Examples
  Microsoft Azure
  AWS
  Google platform

 


PaaS
 Characteristics/Offerings
  Application development, testing and deployment services.
  Supported by most IaaS cloud provides like AWS, Google, Microsoft Azure

 Applies To
  Cloud version of application development, testing & hosting platforms.

 Examples
  Google App engine (providing app engine development services) Runs in IaaS platform
  Trend is Integration and combination of IaaS & PaaS

 

SaaS
 Characteristics/Offerings
  Application which we rent and customize

 Applies To 
  Designed to replace tradition applications like CRM, ERP

 Examples
  Salesforce.com (CRM)
  Google apps
  Microsoft 365