1 WHAT IS A COMPUTER? 1
2 WHAT IS HARDWARE AND WHAT IS SOFTWARE? 18
3 INPUT:TAKING IN INFORMATION 32
4 OUTPUT:PRESENTING THE RESULTS 47
5 NATURE OF AN OPERATING SYSTEM 62
6 MAKING DOS DO SOMETHING 75
7 WINDOWS 90
8 SOME TERMS AND ACTIONS IN MICROSOFT WINDOWS 95 106
9 A BRIEF INTRODUCTION TO NETWORKS 124
10 COMPUTER VIRUSES 143
11 WHICH IS THE BEST MODEM,INTERNAL OR EXTERNAL? 160
12 THE DATABASE 175
13 WHAT IS THE INTERNET? 189
14 COMPUTERIZED TRAFFIC CONTROL 204
15 COMPUTER CAPABILITIES AND LIMITATIONS 218
16 THE 20-VOLUME OXFORD DICTIONARY WILL NOW FIT INTO YOUR POCKET 235
APPENDIXES 249
Ⅰ.WORD FORMATION 249
Ⅱ.READING MATERIALS 260
Ⅲ.GLOSSARY 276