Pervasive for network test and network trends, to develop an online exam simulation system is a very real thing.
针对网络考试的普遍深入和网络化趋势，开发一个网上考试模拟系统是一个很现实的事情。
Packet Internet Groper a program used to test whether a particular network destination is online, by sending an Internet control message protocol echo request and waiting for a response.
包因特网查询工具用于通过发送一个Internet控制消息协议回送请求并等待应答来测试一个特定网络目的地是否联机的一种程序。
This article lists several methods of online-test cheating by the network and puts forward workable solutions.
讲解了在线考试中利用网络作弊的几种方式，并给出了防止作弊可行的解决方案。
This article lists several methods of online-test cheating by the network and puts forward workable solutions.
讲解了在线考试中利用网络作弊的几种方式，并给出了防止作弊可行的解决方案。
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