Design And Realization Of Online Examination System Based On Ajax Technology

In today’s information age, computer technology and network technology more andmore widely used in various fields. They are changing people’s study, work, life andway of thinking.they also caused a major change in the field of education. Computerand network technology will be applied in modern higher education. Not only it is theneed of development of modern higher education, but also the reform of the educationmode, teaching effect and teaching efficiency, a necessary means to improve themanagement of scientific research and A current trend is the use of large-scale databasenetwork examination mode.The online studies examination system based on Ajax technology mainly includesstudents experience module, student and class management module, the papers librarydesign module, paper management module. This paper mainly completed the systemrequirements analysis, system design and system implementation and test and summaryof main function module.Firstly, this thesis conducts the research from the current situation of onlineexamination system in the present study based on the use of the latest Ajax technologyto achieve partial page refresh. Secondly, from the system feasibility it carried out adetailed analysis of four aspects of business, function and role and then presents thedesign principle of the system, the overall design and database system, finally realizesthe function of online examination system with the relevant technology, and thefunctions carried out a detailed test.Compared with the online examination system, the online examination system hasthe following characteristics:First: system response speed, user experience is goodOnline examination system based on Ajax technology can make the system partialrefresh, page interaction timely, reduce the page jump so it have a good user experience.Second: subjects and examination questions richOnline examination system has a plurality of subjects for candidates to choose andtest type is rich. Online examination system applied to different levels student.Third: low cost Online examination system adopt B/S mode. Users only need to use the browser tologin to the online examination.