本文详细论述了网上考试系统的设计与实现，该系统基本实现了需求分析中的功能要求，其中考生信息主要由数据库直接输入，考生成功登录后进入考生界面，考生界面主要由考试、成绩查询，试时考生输入准考证号码、考生姓名、验证码，核对正确后进入考场，关键实现了考生在选择科目后由系统随机抽题、自动组卷后进入考试页面，考-This article discusses in detail the design of online examination system and implementation of the system to achieve a basic needs analysis of the functional requirements, in which candidates from the database information directly into the main candidates to enter the candidates after the successful login interface, the main candidates from the interface results in the examination information, test when the candidates enter the ticket number, candidate name, authentication code to enter the examination room after checking the correct key to the achievement of the candidates in the selection of subjects were randomly drawn by the system after the title, Automatic Test Paper into test page test