【正文】 t Home and Abroad.............................................................................................................. 3 Development Trend of Network Teaching System ................................. 5 Current Problems of Network Teaching System............................................... 5 Main Work and Contribution ............................................................................ 7 Organizational Structure ................................................................................... 8 Chapter 2 Related Technologies Used in Network Teaching System ............................ 9 MICROSOFT .NET Introduction ..................................................................... 9 ASP. NET Technology .................................................................................... 10 Native Language C of the NET Frame ......................................................... 12 Technology.................................................................................... 12 XML Introduction ........................................................................................... 13 Chapter 3 System Requirements Analysis ................................................................... 15 System Overview ............................................................................................ 15 Development Goals and Problems to Solve.................................................... 16 System Functional Requirement ..................................................................... 17 System Modeling ............................................................................................ 21 UML Language ..................................................................................... 21 Identification of Participants ................................................................. 22 Use Case Diagrams of System .............................................................. 22 山東大學碩士學位論文 v Static Structure Model........................................................................... 26 Dynamic Behavior Model ..................................................................... 27 Packet Dipartition ................................................................................. 28 System NonFunctional Requirements ........................................................... 30 Summary ......................................................................................................... 32 Chapter 4 System Design ............................................................................................. 33 Choosing the System Development Platform ................................................. 33 J2EE Platform and JSP Technology ...................................................... 33 .NET and ............................................................................... 34 Development Platform and Identifying of Tools .................................. 35 Choosing the System Architecture .................................................................. 36 C/S Mode .............................................................................................. 36 B/S Mode .............................................................................................. 37 Comparison of C/S Mode and B/S Mode ............................................. 38 Architecture of the System.................................................................... 39 Database Design.............................................................................................. 40 Database Design Principles................................................................... 40 Database System Microsoft SQL Server 2020...................................... 41 System Database Design ....................................................................... 42 Main System Module Function Design .......................................................... 46 Students Module Design ....................................................................... 46 Teachers Module Design....................................................................... 47 Manager Module Design....................................................................... 49 Network Teaching System Interface Design................................................... 50 Summary ......................................................................................................... 51 Chapter 5 System Implementation ............................................................................... 53 Imp lementation of the Main Function Module in Network Teaching System53 System Login / Registration Module .................................................... 53 Course Teaching Module ...................................................................... 54 Online Tearning Module ....................................................................... 56 山東大學碩士學位論文 vi Online Q amp。 本文在對國內(nèi)外網(wǎng)絡(luò)教學現(xiàn)狀充分研究的基礎(chǔ)上，結(jié)合 山東電子職業(yè)技術(shù)學院的實際 需求 ， 采用 Rational 統(tǒng)一過程（ RUP）為軟件開發(fā)方法，以統(tǒng)一建模語言 （ UML）為分析設(shè)計描述語言，以 .NET 為技術(shù)平臺架構(gòu)， 設(shè)計 并 實現(xiàn) 了一個基于 WEB 技術(shù) 的網(wǎng)絡(luò)教學 系統(tǒng) 。 本文 通過 分析 網(wǎng)絡(luò)教學 系統(tǒng)開發(fā)的背景和現(xiàn)狀，簡要描述了系統(tǒng)需要解決的主要問題； 分析了系統(tǒng)的功能需求和非功能性需求 ； 在需求分析 的 基礎(chǔ)上，進行了系統(tǒng) 總體 設(shè)計。 關(guān)鍵字 : Web； B/S； 網(wǎng)絡(luò)教學系統(tǒng) ； UML 建模 ； 山東大學碩士學位論文 II ABSTRACT With the development of work technology, especially the development and diffusion of Inter technology, webbased work teaching has bee an important way of instructing students and is a significant step in a new pedagogical direction. Network Teaching is the product of puter and work munication technology that has been applied to the field of teaching where instruction is achieved remotely through a work. It can give full play to the advantages of works in teaching, and also fully embodies the studentcentered, teacher led philoso