TITLEPAGE -- COPYRIGHT -- DEDICATION -- ACKNOWLEDGMENTS -- ABOUT THE AUTHORS -- INTRODUCTION -- What Is Linux? -- What Is the Linux Essentials Certification? -- Who Should Read This Book? -- How This Book Is Organized -- Conventions Used in This Book -- CHAPTER 1: Selecting an Operating System -- What Is an OS? -- Investigating User Interfaces -- Where Does Linux Fit in the OS World? -- What Is a Distribution? -- CHAPTER 2: Understanding Software Licensing -- Investigating Software Licenses -- Looking at the Free Software Foundation -- Looking at the Open Source Initiative -- Looking at the Creative Commons -- Using Open Source Licenses -- CHAPTER 3: Investigating Linux's Principles and Philosophy -- Exploring Linux through the Ages -- Using Open Source Software -- Understanding OS Roles -- CHAPTER 4: Using Common Linux Programs -- Using a Linux Desktop Environment -- Working with Productivity Software -- Using Server Programs -- Managing Programming Languages -- Handling Software Packages -- CHAPTER 5: Managing Hardware -- Learning about Your CPU -- Identifying Motherboard Capabilities -- Sizing Your Power Supply -- Understanding Disk Issues -- Managing Displays -- Handling USB Devices -- Managing Drivers -- CHAPTER 6: Getting to Know the Command Line -- Starting a Command Line -- Running Programs -- Using Shell Features -- Getting Help Using man Pages -- Getting Help Using info Pages -- Finding Additional Documentation -- CHAPTER 7: Managing Files -- Understanding Where Things Go -- Navigating Files and Directories -- Manipulating Files -- Manipulating Directories -- CHAPTER 8: Searching, Extracting, and Archiving Data -- Using Regular Expressions -- Searching for and Extracting Data -- Redirecting Input and Output -- Archiving Data -- CHAPTER 9: Exploring Processes and Process Data -- Understanding Package Management.

Understanding the Process Hierarchy -- Identifying Running Processes -- Using Log Files -- CHAPTER 10: Editing Files -- Understanding the Role of Text Files -- Choosing an Editor -- Launching an Editor -- Editing Files with pico or nano -- Editing Files with vi -- CHAPTER 11: Creating Scripts -- Beginning a Shell Script -- Using Commands -- Using Arguments -- Using Variables -- Using Conditional Expressions -- Using Loops -- Using Functions -- Setting the Script's Exit Value -- CHAPTER 12: Understanding Basic Security -- Understanding Accounts -- Using Account Tools -- Working as root -- CHAPTER 13: Creating Users and Groups -- Creating New Accounts -- Modifying Accounts -- Deleting Accounts -- Managing Groups -- CHAPTER 14: Setting Ownership and Permissions -- Setting Ownership -- Setting Permissions -- Using Special Permission Bits and File Features -- CHAPTER 15: Managing Network Connections -- Understanding Network Features -- Configuring a Network Connection -- Testing Your Network Connection -- Protecting Your System from the Bad Guys -- APPENDIX A: Answers to Review Questions -- Chapter 1 -- Chapter 2 -- Chapter 3 -- Chapter 4 -- Chapter 5 -- Chapter 6 -- Chapter 7 -- Chapter 8 -- Chapter 9 -- Chapter 10 -- Chapter 11 -- Chapter 12 -- Chapter 13 -- Chapter 14 -- Chapter 15 -- APPENDIX B: LPI's Certification Program -- The Linux Essentials Certification -- Certification Objectives Map -- EULA.