Unit One 1
Text A The History of Computer 1
CONTENTS 1
Exercise 1 5
Text B Herman Hollerith and the Census Machine 6
Exercise 2 9
Unit Two 14
Text A The Computer 14
Exercise 3 19
Text B The Computer and the Human Brain 20
Exercise 4 23
Text A The First Four Generations of Computers 28
Unit Three 28
Exercise 5 31
Text B The Design and Manufacturing of Electronic Chips 32
Exercise 6 36
Unit Four 41
Text A Types of Computers 41
Exercise 7 45
Text B Computer Operator 46
Exercise 8 49
Unit Five 54
Text A Selecting a Personal Computer System 54
Exercise 9 57
Text B The Processor of the Computer 59
Exercise 10 62
Unit Six 67
Text A DOS and the Personal Computer 67
Exercise 11 72
Text B What Happens When the Power Is Turned On 73
Exercise 12 76
Unit Seven 80
Text A Programming Language 80
Exercise 13 84
Text B What Is Java？ 85
Exercise 14 87
Text A Office Automation 91
Unit Eight 91
Exercise 15 95
Text B Telecommuting 96
Exercise 16 99
Unit Nine 103
Text A Robots：Steel-Collar Workers 103
Exercise 17 106
Text B How to Make a Robot Smile 107
Exercise 18 111
Unit Ten 115
Text A How the Chess Was Won 115
Exercise 19 120
Text B Chess Is Too Easy 121
Exercise 20 124
Unit Eleven 128
Text A Let My Computer Serve Me 128
Exercise 21 131
Text B A New Born User-Friendly Technology 133
Exercise 22 135
Unit Twelve 141
Text A Digital Perfection 141
Exercise 23 144
Text B When to Use a Computer 145
Exercise 24 148
Unit Thirteen 152
Text A Electronic Mail in Electronic Age 152
Exercise 25 156
Text B Understanding Encryption 157
Exercise 26 160
Unit Fourteen 164
Text A Electronically Implanted Values 164
Exercise 27 167
Text B Safety Patrol 168
Exercise 28 171
Unit Fifteen 176
Text A Y2K May Trigger Early Panic 176
Exercise 29 178
Text B Who Is Afraid of the Millennium Bug 179
Exercise 30 182
Text A The NextInternet Hero 188
Unit Sixteen 188
Exercise 31 192
Text B New Internet Technologies for the New Year 193
Exercise 32 197
Unit Seventeen 201
Text A Building a Bond of Trust 201
Exercise 33 204
Text B A Privacy Safety Net 205
Exercise 34 208
Unit Eighteen 213
Text A Local Area Network 213
Exercise 35 217
Text B The PC As Family Servant 219
Exercise 36 221
Unit Nineteen 225
Text A Will Computers Transform the Schools？ 225
Exercise 37 229
Text B Computerized Home Education Movement to Take Off 230
Exercise 38 233
Unit Twenty 239
Text A The Top Ten Trends in Computer Industry 239
Exercise 39 242
Text B The Fifth Generation Computer 243
Exercise 40 246
Appendix Key to the Exercises 250