Date Added: Apr 2012
Cloud computing is a technology of computing in which internet and central remote servers are provided "As a service" to users. This paper describes cloud computing model where users access virtual shared server on payment as per usage. Cloud Providers offer services that can be grouped into three categories termed as SaaS, PaaS, IaaS. The paper aims to provide a means of understanding the model and exploring research investors for complementing cloud computing technology. Cloud computing is a technology which uses the internet and central remote servers to maintain data and applications. Cloud computing allows the users to use any applications without having to install at computer with the help of internet connection.