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Along with the popularization of Internet,more and more schools adopt the on-line exam.using the net non-disk,non-paper can improve the reliability,validity of the exam and it can reduce the cost of the exam.This thesis described the examination history, present condition and the ASP.NET with the SQL Server2000-the database manage system’s general condition. In order to take scientifically and effectively the resources and technical advantages of information networks.the paperanalyzes the on-line examination system and the flow of the entire structure of the system,designs based on UML case diagram,sequence diagram,activity diagram of the system so that the teacher can use the system to conduct online test for students, management and development of examination papers, and calculation and query scores and so on.I emphases introduced the process to realize the network examination system:include the system the analysis, system to investigate, data process analysis, function design, database design,the system test and debug and so on.This system primarily face to three personnel usageses:common student, test personnel, adminstrator,they own the different legal power when use this system.The usage’s process of standardize examine is an announcement of examining, bornly, student test, examination result, thus make examination can expediently pass the Internet and intranet the proceeding.
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