Introduction 1 Part 1: Hello, Computer! 7 Chapter 1: Computer 101 9 Chapter 2: The PC Tour 19 Chapter 3: Setup, Connections, and Power 31 Chapter 4: To Turn On a Computer 45 Chapter 5: To Turn Off a Computer 57 Part 2: A Non-Nerdy Guide to Computer Hardware 71 Chapter 6: A Peek Inside the Box 73 Chapter 7: Computer Memory 83 Chapter 8: Disks and Drives 93 Chapter 9: The PC's Graphics System 107 Chapter 10: Input This! 121 Chapter 11: System Expansion 141 Chapter 12: P Is for Printer 155 Chapter 13: Webcams, Scanners, and Audio 167 Part 3: Network and Internet Stuff 179 Chapter 14: The Networking Thing 181 Chapter 15: The Internet 193 Chapter 16: Files from Elsewhere 203 Chapter 17: Internet Safety 215 Part 4: On the Go with Your Laptop 223 Chapter 18: Portable Power 225 Chapter 19: O, the Places You'll Go 235 Chapter 20: A More Secure Laptop 245 Part 5: Security and Maintenance 253 Chapter 21: System Security 255 Chapter 22: An All-Important Safety Copy 267 Chapter 23: Maintenance Chores 277 Part 6: The Part of Tens 289 Chapter 24: Ten Computer Commandments 291 Chapter 25: Ten Battery-Saving Tips and Tricks 297 Chapter 26: Ten Handy Laptop Accessories 303 Chapter 27: Ten Things to Throw in Your Laptop Bag 309 Chapter 28: Ten Tips from a PC Guru 315 Index 321.