UNIT 1 1
TEXT：Integrated Circuit 1
UNIT 2 21
TEXT：What Is a Computer 21
UNIT 3 45
TEXT：History of Computers 45
UNIT 4 71
TEXT：The Components of Computer Hardware System 71
UNIT 5 98
TEXT：Program and Programming Language 98
UNIT 6 129
TEXT：Systems Analysis and Design 129
UNIT 7 158
TEXT：Database Management Systems 158
UNIT 8 186
TEXT：Operating System（OS） 186
UNIT 9 211
TEXT：The Components of a PC 211
UNIT 10 242
TEXT：Some Computer Applications 242
UNIT 11 269
TEXT：C++Is Being a Personal Computer Development Standard 269
UNIT 12 296
TEXT：Application of Office Automation 296
UNIT 13 321
TEXT：Multimedia Is The Further Direction of PC Industry 321
UNIT 14 348
TEXT：Interface 348
UNIT 15 374
TEXT：Data Communications 374
UNIT 16 400
TEXT：Local Area Networks 400
UNIT 17 427
TEXT：The Next Generation of LAN Technology 427
UNIT 18 450
TEXT：Switching and Common-Channel Signalling 450
参考译文（Reference Translations） 479
词汇总表（Vocabulary） 522
短语总表（Phrases and Expressions） 574
缩略语总表（Acronyms and Abbreviations） 604
参考文献（References and Biblography） 622