Internet Technologies 简明教程

Internet Technologies Tutorial

互联网指的是网络的网络。在这个网络中，每一台计算机都被称为IP地址的唯一全球地址识别。使用一个特殊的DNS（域名服务器）计算机给IP地址命名，以便用户可以通过一个名称找到一台计算机。

Internet refers to network of networks. In this network each computer is recognized by a globally unique address known as IP address. A special computer DNS (Domain Name Server) is used to give name to the IP Address so that user can locate a computer by a name.

例如，一个 DNS 服务器会将一个名字 http://www.tutorialspoint.com 解析成一个特定的 IP 地址，以唯一标识托管这个网站的计算机。

For example, a DNS server will resolve a name http://www.tutorialspoint.com to a particular IP address to uniquely identify the computer on which this website is hosted.

Audience

本教程专为学生和专业人士编写，旨在帮助他们快速入门。普通人士只要对提高计算机技能感兴趣，也可以轻松理解本教程。

This tutorial has been prepared for the students as well as professionals to ramp up quickly. This tutorial is also easily understood by general person with an interest in becoming computer literate.

Prerequisites

在继续阅读本教程之前，您应具备对计算机的基本了解，这将帮助您轻松、快速地理解本教程。

Before proceeding with this tutorial you should have a basic knowledge of Computers, which will help you in understanding this tutorial easily and quickly.