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UNIT 1 Computer Systems1

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 Performance5

1-4 Pentium and PowerPC Evolution9

Exercises12

UNIT 2 Design Technologies of CPU15

2-1 The Complex Instruction Set Computer—CISC15

2-2 Definition of Reduced Instruction Set Computes—CISC17

2-3 VLIW Microprocessors22

Exercises24

UNIT 3 Parallel Processing26

3-1 What Is Parallel Processing?26

3-2 Parallel Architectures and Algorithms for Digital Image Processing28

3-3 Parallel Operating System33

Exercises42

UNIT 4 The Memory Hierarchy44

4-1 Primary-Memory Organization44

4-2 The Cache48

4-3 Virtual Memory Methods50

Exercises52

UNIT 5 Input/Output and Other Processors55

5-1 External Devices and Their Control55

5-2 I/O Devices58

5-3 Peripheral-Device Controllers62

Exercises65

UNIT 6 Operating System67

6-1 What Is an Operating System?67

6-2 Operating System Structure69

6-3 Case Study:Windows 200074

6-4 What is Linux?79

Exercises82

UNIT 7 Programming85

7-1 Programming Languages85

7-2 The Need for a New Style of Programming87

7-3 What Is Object Orientation?90

7-4 Visual Programming94

7-5 What Is Java?99

Exercises101

UNIT 8 Database Systems103

8-1 Introduction to Database System103

8-2 Describing and Storing Data in a DBMS105

8-3 Parallel Databases109

8-4 Distributed Databases112

Exercises116

UNIT 9 Decision Support Systems119

9-1 Introduction to Decision Support119

9-2 Data Warehousing121

9-3 On-Line Analytic Processing124

9-4 Data Mining128

Exercises132

UNIT 10 Information Networks and Protocols135

10-1 Computer Networks135

10-2 Network Topologies136

10-3 The Internet and Other Networks141

10-4 What Is TCP/IP?146

Exercises151

UNIT 11 Network Security153

11-1 Where Do Security Threats Come From?153

11-2 Encription Methods155

11-3 Access Control159

11-4 Firewalls:Internet Security165

Exercises170

UNIT 12 Multimedia173

12-1 What Is Multimedia?173

12-2 Multimedia Hardware175

12-3 Multimedia Networking178

12-4 Multimedia Software:Applications180

12-5 Defining Hypertext,Hypermedia and Multimedia183

Exercises190

UNIT 13 Digital Sound Technology192

13-1 Physics of Sound192

13-2 Digital Sampling194

13-3 Sampling Theory Meets Multimedia200

Exercises202

UNIT 14 Image Processing204

14-1 Representation of Images204

14-2 Image Data Compression206

14-3 A Basic Image Processing System213

Exercises216

UNIT 15 ISDN219

15-1 Introduction of ISDN219

15-2 ISDN Integrated Access221

15-3 What ISDN Is and Isn t?224

15-4 B-ISDN226

Exercises228

UNIT 16 Satellites230

16-1 Satellite Fundamentals230

16-2 Uplinks and Downlinks232

16-3 Satellite Antenna Design233

16-4 Two Degree Satellite Spacing and the Antenna Performance Standard234

Exercises236

UNIT 17 Optical Fiber Communications239

17-1 The General System239

17-2 Advantages of Optical Fiber Communication242

17-3 Historical Development245

Exercises249

UNIT 18 Synchronous Digital Transmission251

18-1 Fundamental Concept of SDT251

18-2 Overview of SDH256

18-3 Characteristics of Synchronous Digital Transmission260

READING MATERIAL:Asynchronous Transfer Mode263

Exercises268

19-1 The Migration From Copper to Optical Fiber Subscriber Loops271

UNIT 19 Access Network(Subscriber Loop)Technologies271

19-2 Extending the Life of Copper Subscriber Loops273

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 Networks279

Exercises282

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

20-1 Development of GSM284

20-2 GSM Topology and Architecture286

20-3 GSM Interfaces288

20-4 The GSM Layers290

Exercises292

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