Cloud Computing

 SPI FORM WORK SPI Stands for :                            Cloud Computing is based on SPI Form Work. SaaS -Software as a service. PaaS -Platform as a service. IaaS -   Infrastructure as a service.   SAAS :                      User can use the software with   subscription. There is no need to install software locally.                      Applications can be used from authorized devices.       Example; Sales force.com Google Apps-Gmail office 365 PaaS :                                           It Provides Software development environment to Programmers.                       Programmers no need to worry about ...

  UNIT I CLOUD COMPUTING BASICS   1.1   Cloud computing overview : Cloud Computing   allows us to access the applications   over the Internet. It allows us to create, configure, and customize the applications online. Cloud : The term   Cloud  refers to a  Network  or  Internet . In other words, we can say that Cloud is something, which is present at a remote location. Cloud can provide services over public and private networks, i.e., LAN, WAN or VPN. Applications such as e-mail, web conferencing, customer relationship management (CRM) execute on cloud. Cloud Computing : Cloud Computing refers to   manipulating, configuring ,  and   accessing  the hardware and software resources remotely. It offers online data storage, infrastructure, and application. Cloud computing offers platform independency, as the software is not required to be installed locally on the PC.   Origins of Clou...