计算机专业英语PDF电子书下载

Chapter 1　Introduction 1

1.1　What's a Computer 1

1.2　History of Computers 8

1.3　Characteristics 14

1.4　Computer Capabilities and Limitations 21

Chapter 2　Computer Hardware and Software 27

2.1　Hardware and Software 27

2.2　Microcomputers 33

2.3　The Central Processing Unit 39

2.4　Primary and Secondary Memory 46

2.5　Disks and Disk Drives 51

2.6　Printers 56

2.7　Terminals 62

Chapter 3　The Operating System 68

3.1　Summary of Operating Systems 68

3.2　File Systems 73

3.3　The Disk Operating System(DOS) 78

3.4　Time Sharing Versus Batch 83

Chapter 4　Program Design 89

4.1　Steps in Problem Solving 89

4.2　Computer Arithmetic 95

4.3　Flowcharting 104

4.4　Programs and Programming Languages 110

Chapter 5　Software Engineering 117

5.1　The Software Life Cycle 117

5.2　Software Design 124

5.3　Software Testing 130

5.4　Software Maintenance 135

Chapter 6　Database 140

6.1　Data Base Management Systems(DBMS) 140

6.2　DBMS Structuring Techniques 145

6.3　Data Indepenence,Integrity and Security 151

Chapter 7　Multimedia Technology 156

7.1　Hot Technology for Computer 156

7.2　Multimedia Technology 162

Chapter 8　Computer Networks 167

8.1　Centralized and Distributed Systems 167

8.2　Computer Networks 173