目录 UNIT 1 COMPUTERS COMPUTER KEYWORDS 1.1 Introduction 1.2 Types of computers 1.3 The personal computer 1.4 Computer components 1.4.1 Computer hardware 1.4.1.1 CPU 1.4.1.2 Memory 1.4.1.3 Graphics 1.4.1.4 Chipset and buses 1.4.1.5 i/o ports and jacks 1.4.1.6 Wireless connectivitv 1.4.1.7 Slots 1.4.1.8 BIOS 1.4.1.9 Hard disk 1.4.1.10 0Iptical drive 1.4.1.11 Keyboard,touchpad and mouse 1.4.1.12 Monitor,screen and webcam 1.4.1.13 Power supply 1.4.1.14 Computer hardware trends 1.4.1.15 Computer hardware example 1.4.2 Computer software 1.4.2.1 BIOS 1.4.2.2 0perating system 1.4.2.3 Utilities 1.4.2.4 Applications 1.4.2.5 Virtualization 1.4.2.6 Middleware 1.4.2.7 Malware 1.4.2.8 Programming languages 1.5 Computer scenarios 1.5.1 Selecting a new computer 1.5.2 Selecting a gaming computer 1.5.3 Computer usage 1.5.4 Computer maintenance 1.5.5 Setting up a wireless home network 1.5.6 Printing a document 1.5.7 Going online 1.5.8 Scannin9 1.5.9 Writing a computer program 1.5.10 Comparing computer companies 1.5.11 Peripherals 1.6 Computer exercises 1.6.1 Reading comprehension 1.6.2 Reading and pronouncing acronyms 1.6.3 Decoding computer jargon 1.6.4 Computer essays 1.6.5 Speaking exercises 1.6.6 Identifying computer parts 1.6.7 Cloze 1.6.8 Computer action words 1.7 Computer glossary JNIT 2 INTERNET INTERNET KEYWORDS 2.1 Introduction 2.2 Internet history 2.3 Internet architecture 2.3.1 Internet network architecture 2.3.1.1 User equipment 2.3.1.2 Internet access 2.3.1.3 Internet backbone 2.3.1.4 Internet example 2.3.2 Internet protocols 2.3.2.1 TCP/IP introduction 2.3.2.2 TCP/IP layer functions 2.3.2.3 TCP/IP data packagin9 2.3.2.4 TCP/IP data flow 2.3.2.5 TCP/IP protocol suite 2.3.2.6 TCP/IP implementation 2.3.2.7 TCP/IP configuration …… UNIT 3 MOBILE PHONES UNIT 4 MATHEMATICS UNIT 5 PHYSICS UNIT 6 DATA CAMMUNICATIONS APPENDIX Epilogue 2.3.2.8 TCP/IP future 2.3.3 Internet domain name system 2.3.4 Internet equipment
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