Unit 1 1
Text A How Computers Work 1
New Words 4
Phrases 6
Abbreviations 7
Notes 7
Exercises 8
Text B PC Hardware Basic 10
Reference Translation 计算机如何运行 16
Unit 2 19
Text A Computer Periphery Device 19
New Words 21
Phrases 23
Abbreviations 24
Notes 24
Exercises 25
Text B The Five Generations of Computers 27
Reference Translation 计算机外围设备 31
Unit 3 33
Text A Computer Software 33
New Words 36
Phrases 38
Abbreviations 38
Notes 38
Exercises 39
Text B Computer Programming 42
Reference Translation 计算机软件 46
Unit 4 49
Text A Operating System 49
New Words 51
Phrases 52
Abbreviations 53
Notes 53
Exercises 54
Text B An Overview of the UNIX Operating System 56
Reference Translation 操作系统 61
Unit 5 63
Text A Data Structure 63
New Words 65
Phrases 66
Abbreviations 66
Notes 66
Exercises 67
Text B The Types of Data Structure 70
Reference Translation 数据结构 75
Unit 6 77
Text A C Language 77
New Words 80
Phrases 81
Abbreviations 81
Nores 81
Exercises 82
Text B C++Programming Language 84
Reference Translation C语言 87
Unit 7 90
Text A Database(1) 90
New Words 92
Phrases 93
Abbreviations 94
Notes 94
Exercises 95
Text B Database(2) 97
Reference Translation 数据库（1） 101
Unit 8 104
Text A Object Oriented Programming Concepts 104
New Words 106
Phrases 107
Abbreviations 107
Notes 107
Exercises 108
Text B Computer Graphics 110
Reference Translation 面向对象编程概念 115
Unit 9 117
Text A Computer Network 117
New Words 121
Phrases 122
Abbreviations 123
Notes 123
Exercises 124
Text B Wireless Networking 127
Reference Translation 计算机网络 132
Unit 10 136
Text A Internet and Its Related Technologies 136
New Words 140
Phrases 141
Abbreviations 141
Notes 142
Exercises 143
Text B Characteristics of Web Programming Languages 145
Reference Translation 因特网及其相关技术 150
Unit 11 154
Text A The Concept of Multimedia 154
New Words 157
Phrases 158
Abbreviations 158
Notes 159
Exercises 159
Text B Artificial Intelligence 162
Reference Translation 多媒体概念 166
Unit 12 169
Text A The Network Security 169
New Words 172
Phrases 174
Abbreviations 174
Notes 175
Exercises 176
Text B The Difference Between a Virus,Worm and Trojan Horse 178
Reference Translation 网络安全 181
附录 参考答案 185