Daffodil International University
Cloud computing today has now been rising as new technologies and new business models. The increasing cloud computing services offer great opportunities for clients to find the maximum service and finest pricing, which however raises new challenges on how to select the best service out of the huge group. Cloud computing employs a variety of computing resources to facilitate the execution of large-scale tasks. Therefore, to select appropriate node for executing a task is able to enhance the performance of large-scale cloud computing environment. It is time-consuming for consumers to collect the necessary information and analyze all service providers to make the decision.