计算机英语PDF电子书下载

Unit 1 Computer Hardware 1

Text A What's a Computer 1

Text B A Processor 4

Reading Material A What Is an Operating System 9

Reading Material B From a Librarian to America's Richest Man 11

Unit 2 Computer Software 13

Text A File System 13

Text B Database 15

Reading Material A Data,Information and Programs 21

Reading Material B Office Software 23

Unit 3 Database System 25

Text A Database System 25

Text B Quantum Computing 28

Reading Material A The Software Life Cycle 32

Reading Material B Brief Introduction to Yahoo 35

Unit 4 Programming Language 37

Text A Program Development Process 37

Text B Troubleshooting Tips 40

Reading Material A Office Automation 45

Reading Material B Shopping Online 47

Unit 5 Multimedia 49

Text A Multimedia 49

Text B Safety Instructions When Using Your Computer System 53

Reading Material A How to Be a Superprogrammer 59

Reading Material B What's Meaning of @ in the E-mail 62

Unit 6 The Internet 64

Text A Internet 64

Text B World Wide Web 69

Reading Material A Computer Networks and the Internet 72

Reading Material B Direct From Dell—By Michael Dell 74

Unit 7 Electronic Commerce 76

Text A E-Commerce 76

Text B E-Commerce Security 79

Reading Material A Electronic Commerce 84

Reading Material B Nokia-Voice from Finland 85

Unit 8 Computer Virus 88

Text A Computer Virus 88

Text B Effects of Computer Virus to the Society 91

Reading Material A Security in Computing—Methods of Defense 95

Reading Material B E-English Rules the Waves 97

Unit 9 Computer Graphics 99

Text A What Is Computer Graphics? 99

Text B The Future Of Computer Graphics 103

Reading Material A Marketing on the Internet 107

Reading Material B What do You Know about Google? 109

Unit 10 Artificial Intelligence 111

Text A Introduction to Artificial Intelligence 111

Text B Cyborg 114

Reading Material A E-mail Is Here to Stay 119

Reading Material B Network Firewalls 120

参考答案：Answer Keys 123

参考译文 128

Unit 1　计算机硬件 128

Text A　什么是计算机 128

Text B　处理器 128

Unit 2　计算机软件 129

Text A　文件系统 129

Text B　数据库 129

Unit 3　数据库系统 130

Text A　数据库系统的演化 130

Text B　量子计算 131

Unit 4　程序语言 132

Text A　程序开发过程 132

Text B　故障排除指南 133

Unit 5　多媒体 134

Text A　多媒体 134

Text B　计算机系统使用安全说明 135

Unit 6　因特网 136

Text A　因特网 136

Text B　万维网 137

Unit 7　电子商务 137

Text A　电子商务简介 137

Text B　电子商务安全知识 139

Unit 8　计算机病毒 140

Text A　计算机病毒 140

Text B　计算机病毒给社会带来的影响 141

Unit 9　计算机图形 141

Text A　什么是计算机图形 141

Text B　计算机图形学的未来 143

Unit 10　人工智能 144

Text A　人工智能导论 144

Text B　电子人 145

参考文献 147