计算机与通信专业英语 修订第3版2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载

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UNIT 1 A New Computing Model—Pervasive(Ubiquitous)Computing1

1-1 What Is Pervasive Computing?1

1-2 Challenges to Pervasive Computing3

1-3 Turn Pervasive Computing into Mediated Spaces5

Reading Material:Smart Spaces and Hardware Prototypes8

Exercises11

UNIT 2 Computer Systems13

2-1 Why Should People Care of a Computer System?13

2-2 What Should People Do with a Computer System?14

2-3 Designing for Performance17

2-4 Pentium and PowerPC Evolution21

Exercises24

UNIT 3 Design Technologies of CPU27

3-1 The Complex Instruction Set Computer—CISC27

3-2 Definition of Reduced Instruction Set Computer—RISC29

3-3 VLIW Microprocessors34

Exercises35

UNIT 4 Primary-Memory Organization and I/O Devices38

4-1 Primary-Memory Organization38

4-2 External Devices and Their Control42

4-3 I/O Devices45

Exercises49

UNIT 5 Operating System53

5-1 What Is an Operating System?53

5-2 Operating System Structure55

5-3 Case Study:Windows 200060

5-4 What Is Linux?65

Exercises68

UNIT 6 Programming71

6-1 Programming Languages71

6-2 The Need for a New Style of Programming73

6-3 What Is Object-orientation?76

6-4 Visual Programming80

6-5 What Is Java?84

Exercises86

UNIT 7 Database Systems89

7-1 Introduction to Database System89

7-2 Describing and Storing Data in a DBMS91

7-3 Parallel Databases95

7-4 Distributed Databases98

Exercises102

UNIT 8 Decision Support Systems105

8-1 Introduction to Decision Support105

8-2 Data Warehousing107

8-3 On-Line Analytic Processing109

8-4 Data Mining114

Exercises118

UNIT 9 Basic Concepts of Pattern Recognition121

9-1 What Are The Pattern Recognition and Classification Problems?121

9-2 Approaches to Recognition and Classification126

9-3 Features and Their Distributions129

Exercises131

UNIT 10 Computer Networks134

10-1 What Is a Network?134

10-2 The Major Types of Networks136

10-3 Network Protocols145

10-4 IPv6 Overview152

Exercises155

UNIT 11 Network Security158

11-1 Where Do Security Threats Come from?158

11-2 Encryption Methods160

11-3 Access Control164

11-4 Firewalls:Internet Socurity170

Exercises175

UNIT 12 Multimedia178

12-1 What Is Multimedia?178

12-2 Multimedia Hardware180

12-3 Multimedia Networking183

12-4 Multimedia Software:Applications185

12-5 Defining Hypertext,Hypermedia and Multimedia188

Exercises193

UNIT 13 Digital Sound Technology195

13-1 The Physics of Sound195

13-2 Digital Sampling197

13-3 Sampling Theory Meets Multimedia203

Exercises205

UNIT 14 Image Processing207

14-1 Representation of Images207

14-2 Image Data Compression209

14-3 A Practical Drawing Program of"Computer Graphics"216

Exercises220

UNIT 15 Broadband ISDN and ATM222

15-1 Basic Concepts of B-ISDN222

15-2 ATM—a Mechanism ofTransporting and Switching Information forB-ISDN224

15-3 The B-ISDN Reference Model228

Exercises231

UNIT 16 Satellites234

16-1 Satellite Fundamentals234

16-2 Uplinks and Downlinks236

16-3 Satellite Antenna Design237

16-4 Two-degree Satellite Spacing and the Antenna Performance Standard238

Exercises240

UNIT 17 Optical Fiber Communications242

17-1 The General System242

17-2 Advantages of Optical Fiber Communication245

17-3 Optical Light Sources and Optical Detectors248

Exercises252

UNIT 18 Mobile Wireless Personal Communications255

18-1 Radio Technology and Personal Communication Concepts255

18-2 CDMA and Other Spectrum Sharing Concepts257

18-3 Development of GSM259

18-4 Third-Generation(3G)Wireless Technology261

Reading Material:Examples of Existing CDMA System263

Exercises264

UNIT 19 Access Network(Subscriber Loop)Technologies267

19-1 The Migration from Copper to Optical Fiber Subscriber Loops267

19-2 Extending the Life of Copper Subscriber Loops269

19-3 The High-bit-rate Digital Subscriber Loop(HDSL)270

19-4 The Asymmetric Digital Subscriber Loop(ADSL)273

19-5 Hybrid Fiber-coax Access Networks275

Exercises277

UNIT 20 New Computing Types in the Future280

20-1 Introduction to Optical Computing280

20-2 High Performance Processing System of the Future282

20-3 An Overview of Quantum Computing285

Reading Material:Quantum Computer Today288

Exercises290

Answers/习题解答292

Translations for Texts(Partial)/参考译文(部分)299

Bibliography/参考文献324

List of New Words/词汇表326