云计算一种新型的运算模式,它不仅能够节省大量资源,有效降低成本,并且能够使访问更加便捷,同时具有更好的运算速度和使用效率,面对网络信息大爆炸的今天,云计算是运用网络实施大规模运算的必然趋势。论述了云计算的相关概念、基本特征及关键技术,解析现今云计算的研发方向,提出了存在的机遇和问题,最后对云计算研究做出预测与展望。 Cloud computing is a new computing model that not only saves a lot of resources, effectively reduce costs, and can make access more convenient, and has better computing speed and efficiency. In the face of the big explosion of network information, cloud computing is The inevitable trend of using large-scale network operation. Discusses the related concepts, basic characteristics and key technologies of cloud computing, parses the current research direction of cloud computing, puts forward the opportunities and problems, and finally forecasts and prospects cloud computing research.