jsp实现网络教育系统，具有以下模块：用户管理模块、自主学习模块、作业辅导模块、在线测试模块、教师答疑模块、在线交流模块、BBS讨论模块等-jsp network education system, with the following modules : user management module, self-study modules, operational guidance module, online testing module, teachers Advanced module,