本书是为开设计算机专业英语课程的普通高校和广大有志于自学计算机英语的人员而编写的教材。全书共15章，分为两大部分，一部分是传统的计算机科学技术领域，包括计算机系统、操作系统、数据库、数据结构、计算机网络等内容，另一部分是新兴的领域，包括信息安全、信息安全技术、地理信息系统、图像处理和电子商务等内容。每章包括两篇正文和两篇阅读材料以及练习。每篇正文后附有单词注解和难句翻译。正文属于精读、精讲的内容。阅读材料主要侧重相应领域的最新发展动态，选文主要来源于近三年的外文期刊和有关网站，目的是开拓学生的专业视野，激发学生的学习和阅读兴趣。本书内容新颖，选文来源宽泛，注重保持选文内容的原始性。

Contents
第2版前言
第1版前言Chapter OneThe Fundamental of Computers1
11Computers Types1
12The Year 2038 Problem5
Reading Material 11History of Electronic Digital Computers10
Reading Material 12Quantum Computer12
Exercises17Chapter TwoComputer Architecture19
21Computer Motherboard19
22Memory Hierarchy in CacheBased Systems22
Reading Material 21Multicore (computing)30
Reading Material 22CPHASH: A CachePartitioned Hash Table35
Exercises42Chapter ThreeData Structure44
31Balanced Tree Data Structures44
32Quicksort51
Reading Material 31Linked List58
Reading Material 32Managed Data: Modular Strategies for Data Abstraction64
Exercises69Chapter FourOperating System71
41Operating System Structure71
42FreeSpace Management77
Reading Material 41Linux84
Reading Material 42What Are the Differences between iOS and Android?89
Exercises93Chapter FiveProgramming Languages95
51History of Programming Languages95
52ObjectOriented Programming100
Reading Material 51Introduction to the C# Language and the NET Framework106
Reading Material 52Pair Programming108
Exercises112Chapter SixDatabase Systems114
61Introduction to Database Systems114
62Distributed Database117
Reading Material 61From Databases to Dataspaces121
Reading Material 62Oracle Database125
Exercises127〖〗计算机专业英语第2版〖〗〖〗目录Chapter SevenComputer Network128
71Smarter Cities Are Built on the Internet of Things128
72Sliding Window Protocols133
Reading Material 71IPv6137
Reading Material 72WiFiNano: Reclaiming WiFi Efficiency Through 800 ns Slots142
Exercises152Chapter EightInternet153
81TCP/IP153
82Introduction of IPv6159
Reading Material 81A Basic Guide to the Internet166
Reading Material 82What Is Web 20169
Exercises172Chapter NineGeographic Information System174
91GIS Introduction174
92GIS Data180
Reading Material 91Application of GIS Techniques in Hong Kongs Population
Census190
Reading Material 92Demystifying the Persistent Ambiguity of GIS as “Tool
Versus “Science”193
Exercises201Chapter TenInformation Security203
101Security and Precaution on Computer Network203
102Computer Virus208
Reading Material 101A National Cyberspace Security Response System216
Reading Material 102How to Implement Trusted Computing222
Exercises230Chapter ElevenInformation Security Technologies232
111Introducing Firewalls to IPv6232
112An Introduction to Information Security236
Reading Material 111Intrusion Detection Systems and Intrusion Response
Mechanism246
Reading Material 112Internet Security Architecture248
Exercises254Chapter TwelveDigital Image Processing256
121A Basic Introduction to Image Processing256
122An Evaluation of Popular CopyMove Forgery Detection Approaches (Part I)262
Reading Material 121An Evaluation of Popular CopyMove Forgery Detection
Approaches (Part II)280
Reading Material 122An Overview of JPEG2000287
Exercises294Chapter ThirteenManagement Information System296
131Data Warehouse296
132Challenges of Big Data for Development301
Reading Material 131The Opportunity of Big Data for Development313
Reading Material 132Steps Involved in Building a Data Warehouse326
Exercises330Chapter FourteenECommerce331
141Electronic Commerce331
142ECommerce and Its Impact in Logistic Management: A State of Art338
Reading Material 141Seven Practical Trends in B2B Marketing349
Reading Material 142Chinas ECommerce Service Industry354
Exercises366Chapter FifteenThe Future of Information Technology368
151LocationBased Social Networks: Users368
152Native XML Databases380
Reading Material 1513G Technology388
Reading Material 152Microsoft Azure for Research Overview391
Exercises400References402