Unit 1 Recognize Computer 1Text 1 Do You Know Them? 1Text 2 Notebook Computer 5Text 3 Communicate with Computer 9Text 4 Simple Introduction of Installation 13Unit 2 Use Computer 21Text 1 Guess What It is 21Text 2 What does a Computer Look Like? 25Text 3 Introduction of a Window 28Text 4 Learning Computer Knowledge All by Yourself 33Unit 3 Overview of Computer 41Text 1 Components of Computer 41Text 2 About keyboard 44Text 3 Kinds of Computers 47Text 4 Generations of Electronic Computer 53Unit 4 Computer Networking 62Text 1 Welcome to the Web 62Text 2 Internet 66Text 3 Hackers Are Enemy Number One on The Internet 71Text 4 Local Area Network 76Unit 5 Multimedia 85Text 1 What is Multimedia? 85Text 2 What Does the Multimedia Actually Mean? 88Text 3 Uses for Multimedia 92Text 4 Multimedia Technology 96Unit 6 Computer Virus 104Text 1 Computer Virus 104Text 2 Virus Behavior 108Text 3 How to Protect Your Data 112Text 4 Number of Viruses 117Unit 7 Computer Software 124Text 1 What is an Operating System 124Text 2 Types of Operating Systems 127Text 3 Setting Up Windows 131Text 4 Windows 2000 Overview 136Unit 8 Computer Hardware 145Text 1 Organization of Computer System Components 145Text 2 CPU 149Text 3 Motherboard 154Text 4 Storage 159Appendix: Word List 167
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