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对P2P文件共享应用,一个通信会话不存在客户机端和服务器端的概念。
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Cookie技术保持用户和服务器之间的会话状态是通过在用户端设置Cookie来实现的。
现在的浏览器广泛地使用了并行技术,能够同时与服务器建立多个TCP连接传输网页。
电子邮件系统主要由用户代理UA和邮件传输代理MTA两大部分构成。
[音频]To these Puritans, it was a sin to be lazy or to do less than your best in any task. They and later Americans tried to follow the Bible’s _________. “If a man will not work, he shall not eat.”Therefore, Americans have for ________ believed that they were guilty of sin if they did not work as carefully and hard as they could when they did anything.
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