Asp.net在线考试系统源码及毕业设计论文 学生根据学号和密码进行登录，可以选择练习模式 登录后可以选择题型、难易程度进行自动组卷 其他功能请自行发掘... 关于数据库设计等请参照 毕业设计说明.pdf 登陆窗口：\Students\login.aspx 默认学号：0301095 密码：0301095-Source code online examination system Asp.net and graduate design students

Go-Back-N ARQ is a specific instance of the automatic repeat request (ARQ) protocol, in which the sending process continues to send a number of frames specified by a window size even without receiving an acknowledgement (ACK) packet the receiver. It