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by Roderick W. Smith
Linux Essentials
Cover Page
Title Page
Copyright
Dear Reader,
Acknowledgments
ABOUT THE AUTHOR
CONTENTS AT A GLANCE
Contents
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: Investigating Linux's Principles and Philosophy
Linux through the Ages
Using Open Source Software
Understanding OS Roles
CHAPTER 3: Understanding Software Licensing
Investigating Software Licenses
The Free Software Foundation
The Open Source Initiative
The Creative Commons
Using Open Source Licenses
CHAPTER 4: Using Common Linux Programs
Using a Linux Desktop Environment
Working with Productivity Software
Using Server Programs
Managing Programming Languages
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
Manipulating Files
Using Shell Features
CHAPTER 7: Managing Files
Manipulating Files
Manipulating Directories
CHAPTER 8: Getting Help
Using man Pages
Using info Pages
Finding Additional Documentation
CHAPTER 9: Using Programs and Processes
Understanding Package Management
Understanding the Process Hierarchy
Identifying Running Processes
Using Log Files
CHAPTER 10: Searching, Extracting, and Archiving Data
Using Regular Expressions
Searching for and Extracting Data
Redirecting Input and Output
Archiving Data
CHAPTER 11: Editing Files
Understanding the Role of Text Files
Choosing an Editor
Launching an Editor
Editing Files with pico or nano
Editing Files with Vi
Using Configuration File Conventions
Editing Formatted Text Files
CHAPTER 12: 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 13: Understanding Users and Groups
Understanding Accounts
Using Account Tools
Working as root
CHAPTER 14: Creating Users and Groups
Creating New Accounts
Modifying Accounts
Deleting Accounts
Managing Groups
CHAPTER 15: Setting Ownership and Permissions
Setting Ownership
Setting Permissions
CHAPTER 16: Navigating the Linux Filesystem
Understanding Where Things Go
Using Special Permission Bits and File Features
CHAPTER 17: 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
Chapter 16
Chapter 17
APPENDIX B: LPI's Certification Program
The Linux Essentials Certification
Certification Objectives Map
INDEX
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