CallBack机制在网络教学系统中的应用研究

摘要

CallBack机制通过前端Client向后端服务器发送数据,服务器端再以接收到的数据进行查询或处理,最后将结果回传给前端Client显示结果,它改善了Client端和Server端的交互方式,与PostBack机制比较起来有很大的优势.本文针对CallBack机制原理及其在网络教学系统中的应用进行了一定研究.%CallBack mechanism sends data through client to server,the server queries or processes the received data,and sends the final results back to the client to display the results,it improves the client and server interaction comparing with PostBack mechanism.The paper researches CallBack mechanism principle and its application in online teaching system.