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LESSON 1 OVERVIEW OF THE COMPUTER1

PASSAGE　ORIGIN OF THE COMPUTER1

Words＆terms3

Notes to the passage5

Exercises6

READING MATERIAL 18

Microchips8

Words11

Questions12

READING MATERIAL 212

An Introduction to Digital Signal Processors12

Words18

Questions19

LESSON 2 COMPUTER HAREDWARE20

PASSAGE　FOCUS ON THE MICROCOMPUTER20

Words＆Terms25

Notes to the passage26

Exercises27

READING MATERIAL 129

Magnetic Recording29

Words33

Questions34

READING MATERIAL 234

Output Devices34

Words37

Questions39

LESSON 3 DIGITAL SYSTEM＆ARCHITECTURE40

PASSAGE　COMPUTER GENERATIONS40

Words＆Terms42

Notes to the passage44

Exercises44

READING MATERIAL 146

What's the Difference?46

Words48

Questions49

READING MATERIAL 249

The Pentium Ⅱ49

Words51

Questions52

READING MATERIAL 353

Brief Introduction to Parallel Processing53

Words54

Questions55

LESSON 4 PROGRAMMING LANGUAGES56

PASSAGE　NEW CONCEPT OF PROGRAMMING56

Words＆Terms60

Notes to the passage61

Exercises62

READING MATERIAL 165

What is Object-Oriented Software?65

Words70

Questions70

READING MATERIAL 271

Translation Programs71

Words75

Questions76

LESSON 5 COMPUTER APPLICATION78

PASSAGE　OFFICE 2000 WORLDWIDE78

Words＆terms81

Notes to the passage81

Exercises82

READING MATERIAL 184

Automation84

Words88

Questions89

READING MATERIAL 289

Word processor89

Words95

Questions96

LESSON 6 OPERATING SYSTEM97

PASSAGE　OPERATING SYSTEM:IN CONTROL97

Words＆Terms101

Notes to the passage102

Exercises103

READING MATERIAL 1104

Two Opinions on OS104

Words108

Questions109

READING MATERIAL 2109

Windows XP109

Words111

Questions112

READING MATERIAL 3112

Can Linux Become an Alternative to Windows on the Desktop?112

Words113

Questions114

LESSON 7 DATABASE115

PASSAGE　DBMS115

Words＆Terms120

Notes to the passage121

Exercises122

READING MATERIAL 1124

Main Features of a DBMS124

Words127

Questions128

READING MATERIAL 2128

SQL:Structured Query Language128

Words130

Questions131

LESSON 8 COMPUTER COMMUNICATIONS132

PASSAGE　COMPUTER NETWORK132

Words＆Terms135

Notes to the passage137

Exercises138

READING MATERIAL 1141

Network Media141

Words144

Questions144

READING MATERIAL 2145

Hubs,Bridges,Switches,Routers145

Words149

Questions149

LESSON 9 INTERNET APPLICATION151

PASSAGE　HTTP(HYPERTEXT TRANSFER PROTOCOL)151

Words＆Terms153

Notes to the passage154

Exercises155

READING MATERIAL 1158

All about E-Mail158

Words161

Questions162

READING MATERIAL 2162

CuteFTP162

Words164

Questions165

LESSON 10 MULTIMEDIA166

PASSAGE　INTRODUCTION OF MULTIMEDIA166

Words＆Terms170

Notes to the passage171

Exercises172

READING MATERIAL 1174

Video174

Words178

Questions179

READING MATERIAL 2179

Images and Sound179

Words184

Questions184

LESSON 11 SOFTWARE ENGINEERING186

PASSAGE　SYSTEMS DEVELOPMENT LIFE CYCLE186

Words＆Terms190

Notes to the passage191

Exercises193

READING MATERIAL 1195

Key Characteristics of Object-Oriented Methodology(Ⅰ)195

Words198

Questions199

READING MATERIAL 2200

Key Characteristics of Object-Oriented Methodology(Ⅱ)200

Words202

Questions203

LESSON 12 ARTIFICIAL INTELLIGENCE205

PASSAGE　WHAT IS AI?205

Words＆Terms207

Notes to the Passage209

Exercises210

READING MATERIAL 1212

Expert System:Human Expertise in a Computer212

Words215

Questions215

READING MATERIAL 2216

Machine learning216

Words218

Questions219

LESSON 13 SECURITY220

PASSAGE　COMPUTER SECURITY220

Words＆Terms224

Notes to the Passage225

Exercises227

READING MATERIAL 1230

Internet Security230

Words234

Questions234

READING MATERIAL 2235

How to Identify a Virus235

Words238

Questions238

LESSON 14 COMPUTER CULTURE239

PASSAGE　WILL INFORMATION TECHNOLOGY MAKE OUR LIVES BETTER?(Ⅰ)239

Words＆Terms243

Notes to the passage245

Exercises248

READING MATERIAL 1250

Will Information Technology Make OurLives Better?(Ⅱ)250

Words253

Questions254

READING MATERIAL 2254

Hackers,Crackers and Trackers254

Words257

Questions257

附录A 参考译文及练习答案258

第1课　计算机概述258

课文计算机起源258

练习参考答案260

第2课　计算机硬件261

课文聚焦微型机261

练习参考答案265

第3课　数字系统和体系结构265

课文计算机的不同时代265

练习参考答案268

第4课　程序设计语言268

课文编程新概念268

练习参考答案271

第5课　计算机应用272

课文　全球化OFFICE 2000272

练习参考答案274

第6课 操作系统275

课文　操作系统管理275

练习参考答案278

第7课　数据库279

课文　数据库管理系统279

练习参考答案282

第8课　计算机通信283

课文　计算机网络283

练习参考答案285

第9课 因特网应用286

课文　HTTP（超文本传输协议）286

练习参考答案288

第10课　多媒体289

课文　多媒体简介289

练习参考答案292

第11课 软件工程293

课文　系统开发生命周期293

练习参考答案297

第12课 人工智能298

课文　什么是人工智能298

练习参考答案300

第13课　安全301

课文　计算机安全301

练习参考答案304

第14课　计算机文化305

课文　信息技术会使我们的生活更好吗？305

练习参考答案308

附录B　总词汇表310