International Association of Scientific Innovation and Research (IASIR)
Cloud computing is one of the most recent technology. It is an innovative and exciting style of programming and using computers. It creates tremendous opportunities for software developers: cloud computing can provide an amazing new platform for building new kinds applications. Today lots of business organizations and educational institutions using cloud environment, but one of the most important thing is to improve the Quality of Service (QoS) of the Cloud Service Provider (CSP), there are so many parameters affecting QoS, waiting time is one of them.