计算机与通信专业英语 修订第2版PDF电子书下载

UNIT 1 Computer Systems 1

1-1 Why Should People Care of a Computer System? 1

1-2 What Should People Do With a Computer System? 2

1-3 Designing for Performance 5

1-4 Pentium and PowerPC Evolution 9

Exercises 12

UNIT 2 Design Technologies of CPU 15

2-1 The Complex Instruction Set Computer—CISC 15

2-2 Definition of Reduced Instruction Set Computes—CISC 17

2-3 VLIW Microprocessors 22

Exercises 24

UNIT 3 Parallel Processing 26

3-1 What Is Parallel Processing? 26

3-2 Parallel Architectures and Algorithms for Digital Image Processing 28

3-3 Parallel Operating System 33

Exercises 42

UNIT 4 The Memory Hierarchy 44

4-1 Primary-Memory Organization 44

4-2 The Cache 48

4-3 Virtual Memory Methods 50

Exercises 52

UNIT 5 Input/Output and Other Processors 55

5-1 External Devices and Their Control 55

5-2 I/O Devices 58

5-3 Peripheral-Device Controllers 62

Exercises 65

UNIT 6 Operating System 67

6-1 What Is an Operating System? 67

6-2 Operating System Structure 69

6-3 Case Study:Windows 2000 74

6-4 What is Linux? 79

Exercises 82

UNIT 7 Programming 85

7-1 Programming Languages 85

7-2 The Need for a New Style of Programming 87

7-3 What Is Object Orientation? 90

7-4 Visual Programming 94

7-5 What Is Java? 99

Exercises 101

UNIT 8 Database Systems 103

8-1 Introduction to Database System 103

8-2 Describing and Storing Data in a DBMS 105

8-3 Parallel Databases 109

8-4 Distributed Databases 112

Exercises 116

UNIT 9 Decision Support Systems 119

9-1 Introduction to Decision Support 119

9-2 Data Warehousing 121

9-3 On-Line Analytic Processing 124

9-4 Data Mining 128

Exercises 132

UNIT 10 Information Networks and Protocols 135

10-1 Computer Networks 135

10-2 Network Topologies 136

10-3 The Internet and Other Networks 141

10-4 What Is TCP/IP? 146

Exercises 151

UNIT 11 Network Security 153

11-1 Where Do Security Threats Come From? 153

11-2 Encription Methods 155

11-3 Access Control 159

11-4 Firewalls:Internet Security 165

Exercises 170

UNIT 12 Multimedia 173

12-1 What Is Multimedia? 173

12-2 Multimedia Hardware 175

12-3 Multimedia Networking 178

12-4 Multimedia Software:Applications 180

12-5 Defining Hypertext,Hypermedia and Multimedia 183

Exercises 190

UNIT 13 Digital Sound Technology 192

13-1 Physics of Sound 192

13-2 Digital Sampling 194

13-3 Sampling Theory Meets Multimedia 200

Exercises 202

UNIT 14 Image Processing 204

14-1 Representation of Images 204

14-2 Image Data Compression 206

14-3 A Basic Image Processing System 213

Exercises 216

UNIT 15 ISDN 219

15-1 Introduction of ISDN 219

15-2 ISDN Integrated Access 221

15-3 What ISDN Is and Isn t? 224

15-4 B-ISDN 226

Exercises 228

UNIT 16 Satellites 230

16-1 Satellite Fundamentals 230

16-2 Uplinks and Downlinks 232

16-3 Satellite Antenna Design 233

16-4 Two Degree Satellite Spacing and the Antenna Performance Standard 234

Exercises 236

UNIT 17 Optical Fiber Communications 239

17-1 The General System 239

17-2 Advantages of Optical Fiber Communication 242

17-3 Historical Development 245

Exercises 249

UNIT 18 Synchronous Digital Transmission 251

18-1 Fundamental Concept of SDT 251

18-2 Overview of SDH 256

18-3 Characteristics of Synchronous Digital Transmission 260

READING MATERIAL:Asynchronous Transfer Mode 263

Exercises 268

19-1 The Migration From Copper to Optical Fiber Subscriber Loops 271

UNIT 19 Access Network(Subscriber Loop)Technologies 271

19-2 Extending the Life of Copper Subscriber Loops 273

19-3 The High-bit-rate Digital Subscriber Loop(HDSL) 274

19-4 The Asymmetric Digital Subscriber Loop(ADSL) 277

19-5 Hybrid Fiber-coax Access Networks 279

Exercises 282

UNIT 20 The Global System for Mobile Communications(GSM) 284

20-1 Development of GSM 284

20-2 GSM Topology and Architecture 286

20-3 GSM Interfaces 288

20-4 The GSM Layers 290

Exercises 292

Answers/习题解答 294

Translations for Texts(Partial)/参考译文(部分) 303

Bibliography/参考文献 329

List of New Words/生词表 331