| It is always a hotspot in recent years to make exam paperless by computer and network in IT industry.This article makes research to the common exam management system in LAN based on analyses of exam management systems in existence and protracts data stream charts .Then the article puts forward design schemes of application system , examination management system , arithmetic of delivering paper , invigilating system , grading system after examination , system of query of examinee's score. Third the article analyzes and calculates difficulty coefficient , partition degree , puzzling effect of multiple-choice to adjust and optimize examination items . Combing Client/Server and Browser/Server and using socket of TCP/IP to monitor .control and send messages to exam machine , the system accomplishes main function modules .Using VB and ASP as programming tools , the system discussed is based on MS Windows LAN environment with Windows 2000 Advanced Server plus IIS as server , Microsoft SQL Server 2000 as database server and Windows95/98 as operating system in exam machine. |
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