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。

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Although the study found a link between human brain structure and online social network size, it did not test cause and effect.

虽然研究发现人类大脑的结构和在线社交网络规模之间存在联系，它没有测试出这其中的因果关系。

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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。

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The Internet Corporation for Assigned Names and Numbers (ICANN) last week announced that five companies, including America Online, will participate in a test bed for a new domain name registration system designed to end Network Solutions, Inc.

CNN: New domain name system creates confusion over ownership