Application and Research of C Language Programming Examination System Based on B/S

C language programming is most one of important basic curriculums for computer curriculum teaching in science and engineering college. The traditional paper test is used in this curriculum examination. In order to meeting reformation needs of C language programming teaching, a paperless examination system based on WEB has been designed, The functions of the examination management and the curriculum examination of this system will be separated by the network frame of B/S. The design of database system uses the SQL Server 2005 to realize its convenience and commonality, The adaptive learning technology of difficulty coefficient of examination questions is presented in order to making the system have high efficiency of assembling test paper in this paper. What´s more, different display orders of examination questions for those neighboring students through a new algorithm already are realized, every examination uses two sets of test paper, that is, student ID is odd number use the first set of paper, even number use the second set of paper, these measures can prevent examination cheats effectively, and fairness of each examination can be guaranteed. At the same time, this system have also resolved these problems such as that replacing machine and the second login because of other reasons and so on, these will ensure the security of examination. The technologies of automatic paper rating technology and automatic outputting report of examination results to Excel sheet etc. are used in order to realize functional requirements of the examination system such as automation, security and high efficiency of this system.