建设好一个校园网,管理是关键。校园网管理的重点是对网络服务器进行管理。笔者设计了一个基于B/S模式的Windows服务器移动管理系统,并采用WAP、ASP.NET移动开发技术和SQL Server 2000数据库技术加以实现。通过测试证明,该系统有很好的...建设好一个校园网,管理是关键。校园网管理的重点是对网络服务器进行管理。笔者设计了一个基于B/S模式的Windows服务器移动管理系统,并采用WAP、ASP.NET移动开发技术和SQL Server 2000数据库技术加以实现。通过测试证明,该系统有很好的稳定性和可靠性,能够满足对校园网服务器进行移动管理的需求。展开更多
While cloud-based BPM（Business Process Management） shows potentials of inherent scalability and expenditure reduction,such issues as user autonomy,privacy protection and efficiency have popped up as major concerns.U...While cloud-based BPM（Business Process Management） shows potentials of inherent scalability and expenditure reduction,such issues as user autonomy,privacy protection and efficiency have popped up as major concerns.Users may have their own rudimentary or even full-edged BPM systems,which may be embodied by local EAI systems,at their end,but still intend to make use of cloud-side infrastructure services and BPM capabilities,which may appear as PaaS（Platform-as-a-Service） services,at the same time.A whole business process may contain a number of non-compute-intensive activities,for which cloud computing is over-provision.Moreover,some users fear data leakage and loss of privacy if their sensitive data is processed in the cloud.This paper proposes and analyzes a novel architecture of cloud-based BPM,which supports user-end distribution of non-compute-intensive activities and sensitive data.An approach to optimal distribution of activities and data for synthetically utilizing both user-end and cloud-side resources is discussed.Experimental results show that with the help of suitable distribution schemes,data privacy can be satisfactorily protected,and resources on both sides can be utilized at lower cost.展开更多
文摘建设好一个校园网,管理是关键。校园网管理的重点是对网络服务器进行管理。笔者设计了一个基于B/S模式的Windows服务器移动管理系统,并采用WAP、ASP.NET移动开发技术和SQL Server 2000数据库技术加以实现。通过测试证明,该系统有很好的稳定性和可靠性,能够满足对校园网服务器进行移动管理的需求。
基金Supported by the National Basic Research 973 Program of China under Grant No.2007CB310805the National Natural Science Foundation of China under Grant Nos. 90412010,60970131 and 60903048+1 种基金the National High-Tech Research and Development 863 Program of China under Grant No.2006AA01A106the Beijing Natural Science Foundation under Grant No.4092046
文摘While cloud-based BPM（Business Process Management） shows potentials of inherent scalability and expenditure reduction,such issues as user autonomy,privacy protection and efficiency have popped up as major concerns.Users may have their own rudimentary or even full-edged BPM systems,which may be embodied by local EAI systems,at their end,but still intend to make use of cloud-side infrastructure services and BPM capabilities,which may appear as PaaS（Platform-as-a-Service） services,at the same time.A whole business process may contain a number of non-compute-intensive activities,for which cloud computing is over-provision.Moreover,some users fear data leakage and loss of privacy if their sensitive data is processed in the cloud.This paper proposes and analyzes a novel architecture of cloud-based BPM,which supports user-end distribution of non-compute-intensive activities and sensitive data.An approach to optimal distribution of activities and data for synthetically utilizing both user-end and cloud-side resources is discussed.Experimental results show that with the help of suitable distribution schemes,data privacy can be satisfactorily protected,and resources on both sides can be utilized at lower cost.
