6-1存储器扩展 6-2并行1/0口扩展

1、计算机的硬件由那些功能部件构成?它们各有什么用途? 2、随机存取存贮器和只读存贮器ROM主要差别是什么?各有什么用途? 3、已知下列补码,求真值X:

6.1 树的定义和基本术语 6.2 二叉树 6.2.1 二叉树的定义 6.2.2 二叉树的性质 6.2.3 二叉树的存储结构 6.3 遍历二叉树与线索二叉树 6.3.1 遍历二叉树 6.3.2 线索二叉树 6.4 树和森林 6.4.1 树的存储结构 6.4.2 森林与二叉树的转换 6.4.3 树和森林的遍历 6.6 赫夫曼树及其应用 6.6.1 最优二叉树（赫夫曼树） 6.6.2 赫夫曼编码

„ Ramsey定理的简单形式 „ 两个简单命题 „ Ramsey定理 „ 小Ramsey数的有关结果 „ Ramsey数的性质 „ Ramsey定理的推广 „ Ramsey定理的一般形式 „ Ramsey定理 „ 关于一般Ramsey数的结果 „ Ramsey定理的应用

一、反应的等温方程和平衡常数 二、标准生成自由能与平衡常数 三、一些因素对平衡的影响

Chapter Electronic Payment systems 10.1 Traditional Electronic Payment Systems for Electronic Commerce In electronic commerce, the challenges of payment transactions were initially underestimated Business via the internet and mobile telephony has so far been dominated by the methods of payment customary in traditional business. However, in light of technological progress

Chapter 12 Management of Electronic Commerce Security The business world has taken this to heart when it has come to the Internet. Companies have ventured onto the Information Superhighway in increasing numbers to \reduce distribution and marketing costs, eliminate the middleman, increase efficiency, promote impulse transactions and streamline distribution to far-flung locales\as well as to \connect directly with consumers at home, streamline operations and internal

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