Tuesday, April 3, 2012

Cloud Computing



 

What is CLOUD?
set of hardware, networks, storage, services, and interfaces that combine to deliver aspects of computing as a service. Cloud services include the delivery of software, infrastructure, and storage over the Internet (either as separate components or a complete platform) based on user demand
Cloud provider manages & Maintains the underlying technology  used for cloud.
Various CLOUD Deployment Models
  • Public CLOUD - services are rendered over a network that is open for public use.less secure than private.
  • Private ClOUD - Operated solely for a single Organization, hosted internally or Externally.Customization Possible as per organization.
  • Hybrid CLOUD - combination of Public & private cloud.
Various CLOUD service models
  •  IaaS ( Infrastructure as a service )
  • PaaS ( Platform as a service )
  • SaaS (Software as a service )