1
目 录
1 系统概述 ..................................................................................................................................5
1.1 研究背景 ........................................................................................................................5
1.2 研究的意义 ....................................................................................................................5
1.3 系统设计思想 ................................................................................................................6
2 需求分析 ..................................................................................................................................7
2.1 可行性分析 .....................................................................................................................7
2.1.1 技术可行性 ..........................................................................................................8
2.1.2 经济可行性 ..........................................................................................................8
2.1.3 操作可行性 ..........................................................................................................8
2.2 系统用例 .........................................................................................................................9
2.3 系统流程和逻辑 ...........................................................................................................10
2.4 计算机软硬件配置和开发平台 ...................................................................................11
2.4.1 计算机系统硬件配置 .......................................................................................11
2.4.2 计算机系统软件配置 .......................................................................................12
2.4.3 编程环境与工具 ...............................................................................................12
3 系统概要设计 .........................................................................................................................12
3.1 概述 ..............................................................................................................................12
3.2 系统结构 ......................................................................................................................13
3.3. 数据库设计 .................................................................................................................14
3.3.1 数据库 E-R 图....................................................................................................14
3.3.2 数据库实体 ........................................................................................................14
3.3.3 数据库设计表 .....................................................................................................16
4 系统详细设计 .........................................................................................................................18
4.1 用户登录模块的实现 ..................................................................................................19
4.2 班级信息管理 ..............................................................................................................19
4.3 学生信息管理 ...............................................................................................................20
4.4 教师管理 .......................................................................................................................21
4.5 作业发布管理 ...............................................................................................................22
4.6 上传作业管理 ...............................................................................................................22
4.7 作业批改管理 ...............................................................................................................23
4.8 修改密码 .......................................................................................................................24
5 系统测试 .................................................................................................................................24
5.1 概念和意义 ..................................................................................................................24
5.2 特性 .............................................................................................................................25
5.3 重要性 ..........................................................................................................................25
5.4 本系统测试描述 .........................................................................................................26
5.5 系统测试效果 ..............................................................................................................26
6 总结 ........................................................................................................................................29
（一）本文的研究结论及展望 .........................................................................................29
（二）研究的不足及发展意见 .........................................................................................30
（三）在系统设计与实现过程中的收获及后续的改进 .................................................30
致谢语 ........................................................................................................................................31
