计算机专业英语PDF|Epub|txt|kindle电子书版本网盘下载

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Part 1 Computer Concepts1

1 Computers:Getting Started（计算机入门）1

1.1 What Is a Computer?1

1.2 A Computer System4

1.3 How a Computer Works5

1.4 A Plan of Attack7

Self-Test7

关键字解释9

词汇10

课文注释12

参考译文12

2 The Processor and Main Memory（处理器和主存储器）16

2.1 Inside a Computer16

2.2 The Binary Number System16

2.3 Main Memory18

2.4 The Processor23

Self-Test37

关键字解释39

词汇43

课文注释44

参考译文44

3 Input and Output（输入和输出）50

3.1 Accessing a Computer50

3.2 Basic l/O50

3.3 Graphics51

3.4 Other Input and Output Devices53

3.5 Linking the Components55

Self-Test58

关键字解释60

词汇62

课文注释63

参考译文64

4 Secondary Storage（辅助存储器）69

4.1 Why Secondary Storage?69

4.2 Secondary Storage Media69

4.3 Accessing Secondary Storage74

Self-Test77

关键字解释79

词汇82

课文注释83

参考译文84

5 Linking the Components（部件的链接）89

5.1 Micros and Mainframes89

5.2 Microcomputer Architecture92

5.3 Mainframe Architecture94

Self-Test98

关键字解释100

词汇102

课文注释103

参考译文103

6 The Operating System（操作系统）109

6.1 The Hardware/Software Interface109

6.2 Communicating with the Operating System110

6.3 The Input/Output Control System113

6.4 Loading the Operating System117

6.5 An Example118

6.6 Some Operating Systems118

Self-Test121

关键字解释122

词汇124

课文注释125

参考译文126

7 Application Software（应用软件）132

7.1 What Is Software?132

7.2 Programming Languages134

7.3 Libraries138

7.4 The Program Development Process141

7.5 Writing Your Own Programs144

Self-Test146

关键字解释148

词汇150

课文注释151

参考译文151

8 Data Management（数据管理）158

8.1 Why Data Management?158

8.2 Accessing Data158

8.3 Access Methods166

8.4 Database Management169

Self-Test173

关键字解释175

词汇178

课文注释178

参考译文179

9 Systems Analysis and Design（系统的分析与设计）186

9.1 Systems186

9.2 Systems Analysis186

Self-Test198

关键字解释200

词汇202

课文注释203

参考译文204

10 Multiprogramming and Multiprocessing（多道程序设计与多重处理）210

10.1 Multiprogramming210

10.2 Multiprogramming Operating Systems211

10.3 Time-Sharing218

10.4 Multiprocessing219

Self-Test223

关键字解释225

词汇228

课文注释229

参考译文230

Part 2 Computer Network Concepts236

11 Computer Networks（计算机网络）236

11.1 Data Communication236

11.2 Linking Terminals and Computers238

11.3 Data Communication Software240

11.4 Networking241

Self-Test246

关键字解释248

词汇251

课文注释252

参考译文252

12 Network Basics（网络基础）258

12.1 What Is an Network?258

12.2 LANS,MANS,and WANS258

12.3 Open Systems Interconnection(OSI)Reference Model259

12.4 OSI Model and Communication Between Systems267

12.5 Standards Organizations268

Self-Test269

关键字解释270

词汇272

课文注释274

参考译文275

13 Network Technology（网络技术）282

13.1 LAN Technology282

13.2 WAN Technology285

Self-Test288

关键字解释290

词汇291

课文注释292

参考译文293

14 Transmission Media(1)——wired Media（传输媒体（1）——有线媒体）298

14.1 Magnetic Media298

14.2 Twisted Pair299

14.3 Baseband Coaxial Cable301

14.4 Broadband Coaxial Cable302

14.5 Fiber Optics303

Self-Test305

关键字解释306

词汇307

课文注释309

参考译文310

15 Transmission Media(2)——Wireless Media（传输媒体（2）——无线媒体）315

15.1 Radio Transmission316

15.2 Microwave Transmission317

15.3 The Telephone System320

Self-Test321

关键字解释322

词汇323

课文注释324

参考译文325

16 Bridges,Routers,and Gateways（桥，路由器与网关）330

16.1 Benefits330

16.2 Interconnection Basics331

16.3 Bridges333

16.4 Subnetworks334

16.5 Routers336

16.6 Gateways337

16.7 Advantages338

16.8 Intelligent Gateways340

16.9 Conclusion341

Self-Test341

关键字解释343

词汇344

课文注释345

参考译文345

17 Intranet（内特网）352

17.1 Intranet Introduction352

17.2 Application in Remote Access354

17.3 Intranet Securities355

Self-Test357

关键字解释358

词汇359

课文注释361

参考译文362

18 Network Applications（网络应用）366

18.1 DNS一Domain Name System366

18.2 Electronic Mail369

18.3 The World Wide Web370

18.4 Usenet News372

Self-Test373

关键字解释375

词汇376

课文注释377

参考译文378

19 Internet Security（1）（因特网安全（1））383

19.1 Security Issues When Connecting to the Internet383

Self-Test393

关键字解释395

词汇396

课文注释398

参考译文399

20 Internet Security（2）（因特网安全（2））406

20.1 Trusted,Untrusted,and Unknown Networks406

20.2 Establishing a Security Perimeter408

20.3 Developing Your Security Design410

Self-Test414

关键字解释415

词汇416

课文注释418

参考译文419

21 Network Management Basics（网络管理基础）424

21.1 What Is Network Management?424

21.2 Network Management Architecture425

21.3 ISO Network Management Model425

Self-Test429

关键字解释431

词汇431

课文注释433

参考译文433

22 Linux（网络操作系统）437

22.1 What Is Linux?437

22.2 Linux Versus UNIX437

22.3 Linux Features438

22.4 Hardware Requirements439

22.5 Common Commands440

Self-Test443

关键字解释444

词汇445

课文注释446

参考译文447

附录 Answers for Self-Test452

参考资料455