计算机英语PDF电子书下载

Chapter1 Introduction to Computers 1

Chapter2 Computer Hardware 13

Unit1 Main Components in a Computer 13

Unit2 Common Peripherals 25

Chapter3 Computer Software 35

Unit1 System Software 35

Unit2 Application Software 46

Chapter4 Computer Programming Languages 59

Unit1 Introduction to Programming Languages 59

Unit2 Modern Network Languages 70

Chapter5 Database 80

Unit1 Introduction to Database 80

Unit2 Data Warehouse 93

Chapter6 The Internet 105

Unit1 Introduction to the Internet 105

Unit2 World Wide Web 120

Chapter7 Multimedia 135

Unit1 What is Multimedia？ 135

Unit2 Uses of Multimedia 145

Chapter8 E-commerce 158

Unit1 Introduction to E-commerce 158

Unit2 Applications of E-commerce 172

Chapter9 Computer Security 183

Unit1 Threats to Computer Security 183

Unit2 Strategies to Network Security 196

Chapter10 The Future of Computer 209

Appendix Reference Answers 224

参考文献 265