Chapter 3 Technology of Electronic Commerce 3.1 A short history of the Internet and the web The Internet was the result of some visionary thinking by people in the early 1960s who saw great potential value in allowing computers to share information on research and development in scientific and military fields. J CR Licklider of MIT, first proposed a global network of computers in 1962, and moved over to the Defense Advanced Research Projects Agency(DARPA) in late 1962 to head the work to develop it Leonard Kleinrock of MIT and later UCLA developed

Chapter 5 Electronic commerce information's search and selection In physical markets, consumer search activities include reading advertisements, calling endors, and visiting stores. In a virtual marketplace, all these activities seem to converge into Web searches and Web browsing. Not surprisingly, search services are the first market infrastructure to be built in the electronic marketplace

Chapter 7 Internet marketing 7.1. Introduction of internet marketing 7.1.1 Internet marketing defined What is internet marketing? Internet marketing or internet-based marketing can be defined as the use of the Internet and related digital technologies to achieve marketing objectives and support the modern marketing concept. These technologies include the Internet media and other digital

Chapter 9 The principle of ebXML 9.1 The introduction of ebXML 9.1.1 What is ebXML? ebXML is a global electronic business standard that is sponsored by UN/CEFACT(United Nations Center For Trade Facilitation And Electronic Business)and OASIS(Organization for the Advancement of Structural Information Standards). ebXML thus defines a framework for global

浏览WWW World Wide Web简称W,也称万维网。 网页(Web页):浏览器中所看到的画面 Web站点:多个相关的Web页组合 Web服务器:放置Web站点的计算机

12.1高分子材料近代研究方法的一般特点 用近代仪器方法研究聚合物时,仪器所提供的信息是以谱 图的形式表达的,而每一种仪器是从各自不同的角度来研究聚 合物,得到的都只是局部的信息,为了获取高分子材料的全面 信息,需要用多种仪器进行综合分析,因此谱图的综合解析是 高分子材料近代研究方法的基础

1.1网络管理概述 1.2ISO网络管理标准 1.3TCP/P网络的协议 1.4网络管理协议 本章目的:让学习掌握网页制作过程中要了解的一些基本知识,对网页有一个清晰的概念

一、环境系统与环境规划 (一)环境系统 环境系统的组成要素有各种大气组成物质、水、 土壤、各种生物以及人类生存所处的近地空间与各种 人工构筑物,它们分别构成了大气环境、水环境、 上壤环境以及城市环境等要素子系统。环境系统的结 构指环境系统各要素之间的联系和相互作用方式, 包括各环境要素的赋存量及其有规律的运动变化

第一节 电阻的串、并联、混联及等效电阻 第二节 电阻的星形与三角形联结及等效变换 第三节 电源模型的联结及等效变换 第四节 受控源及含受控源电路的等效变换

第一节 叠加定理 第二节 替代定理 第三节 戴维南定理与诺顿定理 第四节 最大功率传输定理