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版权声明任何收存和保管本论文各种版本的单位和个人，未经本论文作者同意，不得将本论文转借他人，亦不得随意复制、抄录、拍照或以任何方式传播。否则，引起有碍作者著作权之问题，将可能承担法律责任。原创性声明本人郑重声明：所呈交的学位论文，是本人在导师的指导下，独立进行研究工作所取得的成果。除文中已经注明引用的内容外，本论文不含任何其他个人或集体已经发表或撰写过的作品或成果。对本文的研究做出重要贡献的个人和集体，均已在文中以明确方式标明，本声明的法律结果由本人承担。论文作者签名：日期：年月日摘要学生在线答疑系统的设计与实现xx（xxxxxxxxxxxxxxxxxxxxxx）摘要建立一个以网络为基础的学生老师答疑系统，对于学生的自主学习及教师的因材施教，具有重大的意义。系统是在Servlet+Jsp技术的基础上开发的。系统采用的是B/S模式，数据库采用的是Mysql数据库。系统采用MVC分层模式来设计。表示层应用Jsp页面技术，控制层应用的是Servlet技术，数据访问层应用的是JavaBean技术。系统实现如下的功能：学生查看自己的课程信息，对所选课程在学习过程中存在的问题进行提问；老师查看自己所带的课程信息，发表自己的课程信息，对学生问题进行答疑。系统增加了一些拓展模块，如校园新闻；主题讨论模块，学生可以根据自己的兴趣爱好，到专题下进行交流学习;同时设计有娱乐中心，方便学生和老师在课余时间的交流和娱乐。关键词答疑系统ServletJSPAbstractStudentsonlinequestion-answeringsystemxx(xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx)AbstractEstablishingaweb-basedstudentquestion-answeringsystemisofgreatsignificancefortheteachersandstudentswhichusedforlearningandteachers.SystemisonthebasisofthedevelopmentofServlet+Jsptechnology.SystemadoptsonB/Smode,thedatabaseusesaMysqldatabase.SystemusestheMVClayeredmodeltodesign.Jsppagetechnologiesusedinthepresentationlayer,controllayerusingaServlettechnology,dataaccesslayerusingJavaBeantechnology.Systemcanrealizethefunctionasfollows:studentslookattheircourseinformation,whichforselectedcoursesonproblemsexistinginthelearningprocessofaskingquestions;Teachercheckyourselfwiththecourseinformation,publishedtheirowncourseinformation,answeringtheproblemsofthestudents.Systemaddedsomeexpansionmodules,suchascampusnews.Modulethemediscussion,studentscanaccordingtoyourowninterests,totheprojectundertheexchangeoflearning;Recreationcenterisdesignedatthesametime,convenientstudentandteachercommunicationandentertainmentintheirsparetime.Keywordsquestion-answeringsystem,Servlet,JSP目录目录第一章绪论..........................................................11.1总体概述.......................................................................................................................................................11.2开发背景......................................................................................................................................................11.3本文研究意义.............................................................................................................................................2第二章系统分析.......................................................32.1技术可行性分析..........................................................................................................................................32.1.1开发语言综述......................................................................................................................................32.1.2MySql数据库的选用..........................................................................................................................32.1.3JSP技术介绍........................................................................................................................................42.1.4Servlet介绍[5]........................................................................................................................................52.1.5系统层次设计......................................................................................................................................62.1.6技术可行性综述..................................................................................................................................62.2系统需求分析.............................................................................................................................................72.2.1系统开发运行环境.............................................................................................................................72.2.2业务描述..............................................................................................................................................72.2.3系统功能概述......................................................................................................................................7第三章系统概要设计..................................................93.1数据库设计.................................................................................................................................................93.2功能模块的设计.......................................................................................................................................123.2.1.用户模块:............................................................................................................................................123.2.2答疑信息管理模块设计...................................................................................................................143.2.3课程信息模块设计...........................................................................................................................15第四章系统详细设计.................................................174.1界面设计....................................................................................................................................................174.2系统分层的实现.........................................................................................