The development status and prospects of cloud computing

The emergence of cloud computing was the result of the development of parallel technology, software technology, network technology. Cloud computing ultimate goal was to service users. Cloud computing could provide users with on-demand computing power, storage capacity and application service capability. As a new model of Internet applications, cloud computing could be the dominant mode to get services and information for us. At present there was no accepted definition of cloud computing, the paper described the definition of cloud computing from the user´s point of view. And the paper generally introduces the current cloud computing platforms, the development, prospects and challenges of cloud computing.