| With the advent of the information age, online-teaching has become a hot direction of university development. Although the University information system have been constructed maturity, the application of network teaching system is still in the initial stage and the main problems are that complicated system functions, complex method, the lack of systematic teaching resources. Focus on those, consider the specific needs of the unit, this thesis aims at developing a functional and practical, convenient online-teaching system, in order to achieve educational resource sharing and online learning.This thesis first introduces the relevant theoretical knowledge online learning system and then analyzes the basic functions of online-teaching system in colleges and universities need to implement. On this basis, with the using of Visual Studio 2008 development platform and SQL Server 2005 database technology to develop the system. The front-end of this system uses current popular CSS, DIV technology for page layout design, using 3 + N hierarchical model design and realization on the background. It is intended for separation of the business logic and data access, reducing the coupling of the system, thus providing high system scalability and maintainability of the line.The system that this thesis developed includes four functions as basic information management and resource publishing, online examinations, online communication forum, job submission and marking. Basic information management specifically includes basic information management student registration and management, systems management bulletin, teacher management, class management, background user management, system permissions management; resource publishing includes news releases, news columns management systems focus map, download resources released; online examinations specific features include student online exam, exam management, test thesis, online change volume, test management, account management, etc.; online communication forums including plate management, post management, online posting, forum and exhibition content; the main function of job submission and marking including teachers’ mission issued, upload student work, teacher marking. Finally, this thesis develops a comprehensive system functional test, the results of the desired effect. Through the application of this system, not only can wechange the traditional concept of teaching, educational resources to achieve the goal of sharing and online learning, but also can enhance students’ self-learning ability, and exploited to superiorly practical value. |
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