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| Welcome to computer science! From writing reports to creating special effects in movies to esplor- ing the final frontier of space,computers play vital roles in our lives and world.You're about to start the exploration adn exciting world of computer sciencean arena that offers many challenging and excitingcareer- s. In this introductory text,you'll get a taste of each of the many dis-ciplines within computer science.Data representation of text,audio,images,and numbers;computer hardware.including operating systems and programming languages;data organiztion topics such as SQL da-tabase models-they're all here.Progressing from the bits and bytes level to the higher levels of abstraction and otherareas in the computer field And to ensure that the oveuview ia as clear as possible,the author offer-s guidance along the way,thuough: .An emphasis on concepts rather than om mathematical and technical models and technical details. .Numerous graphs,chats and illustrations that enhance and support wh-at you read adn make it easier to grasp the material. .Examples that demonstrate concepts and the related mathematical mod-els. .Key terms,summary,and eercises that aid study and allow you to test your understanding. .Complete chapters on networking,operating systems,somputer organiza-tion,and more. For your learning solutions;www.thomsonleamingasia.com. |
| part i computer and data 1 chapter 1 introduction 2 1.1 the computer as a black box 1.2 von neumann model 1.3 computer hardware 1.4 data 1.5 computer software 1.6 history 1.7 key terms 1.8 summary 1.9 practice set chapter 2 data representation 2.1 ata types 2.2 data inside the computer 2.3 representing data 2.4 hexadecimal notation 2.5 octal notation 2.6 key terms 2.7 summary 2.8 practice set . chapter 3 number representation 3.1 desimal and binary 3.2 conversion 3.3 lnteger representation 3.4 excess system 3.5 floating-representation 3.6 hexadecimal notation 3.7 key terms 3.8 summary 3.9 practice set chapter 4 operations on bits 4.1 arithmetic operations 4.2 logical operations 4.3 shift operations 4.4 key terms 4.5 summary 4.6 practice set part ii computer hardware chapter 5 computer organization 5.1 central processing unit(cpu) 5.2 main memory 5.3 input/output 5.4 subsystem interconnection 5.5 program execution 5.6 two different architectures 5.7 key terms 5.8 summary 5.9 practice set chapter 6 computer networks 6.1 networks,large and small 6.2 osi model 6.3 categoies of networks 6.4 connecting devices 6.5 the internet and tcp/ip 6.6 key terms 6.7 summary 6.8 practice set part iii computer software chapter 7 operating systems 7.1 definition 7.2 evolution 7.3 compunents 7.4 popular operating systens 7.5 key terms 7.6 summary 7.7 practice set chapter 8 algorithms 8.1 concept 8.2 three constructs 8.3 algorithm representation 8.4 more formal definition 8.5 subalgorithms 8.6 basic algorithms 8.7 recursion 8.8 key terms 8.9 summary 8.10 practice set chapter 9 programming languages 9.1 evolution 9.2 building a program 9.3 program execution 9.4 categories of languages 9.5 a procedural :anguage:c 9.6 key terms 9.7 summary 9.8 practice set chapter 10 software engineering 10.1 software life cycle 10.2 development process models 10.3 modularity 10.4 quality 10.5 documentation 10.6 key terms 10.7 summary 10.8 practice set part iv data organization chapter 11 data structures 11.1 arrays 11.2 resords 11.3 linked lists 11.4 key terms 11.5 summary 11.6 practice set chapter 12 abstract data types 12.1 background 12.2 linear lists 12.3 stacks 12.4 queues 12.5 trees 12.6 binary trees 12.7 graphs 12.8 key terms 12.9 summary 12.10 practice set chapter 13 file structuers 13.1 acdess methods 13.2 sequential files 13.3 indexed files 13.4 hashed files 13.5 text versus binary 13.6 key terms 13.7 summary 13.8 practice set chapter 14 databases 14.1 database management system 14.2 auchitecture 14.3 database models 14.4 relatioang model 14.5 operations relations 14.6 structured query language 14.7 other database models 14.8 key terms 14.9 summary 14.10 practice set part v advanced topics chapter 15 data compression 15.1 lossless compression 15.2 lossy compression methods 15.3 key terms 15.4 summary 15.5 practice set chapter 16 security 16.1 privacy 16.2 digital signature 16.3 key terms 16.4 summary 16.5 practice set chapter 17 theory computation 17.1 simple languge 17.2 turing machine 17.3 godel numbers 17.4 halting problem 17.5 solvable and unsolvable problems 17.6 key terms 17.7 summary 17.8 practic set |
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