【摘要】 为了解决现当前全国计算机等级考试考务管理系统所存在的报考效率低、数据易出错且欠安全等问题,提出了一种基于多层架构B/S模式的计算机等级考试网上预报名系统,原系统数据库、预报名系统数据库、系统网站前台和系统网站管理后台分别放置于不同的服务器中,系统采用多层设计模式,将系统的每一个功能模块抽象成表示、控制和数据三个层次进行设计,实现计算机等级考试报考的相关功能,从而增强了系统的可维护性,提高了系统的性能,保障了系统的安全。更多还原

【Abstract】 To solve the problems of low efficiency,error-prone data and lack of security in the National Computer Rank Examination Management System issued by the National Examination Center,a kind of design of computer rank examination online prepare registration system of multi-tier architecture based on B/S model is put forward.Its original system database,prepare registration of system database,system of the site and the site management system background were placed in different servers.In the system process design using multi-layer design pattern,each function module in the system is Abstracted into presentation,controlling and data.It can realize the relevant functional computer grade examination,and enhance the maintainability,the performance as well as security of the system.更多还原