Exploring Linux Command-Line Tools

1. Understanding Command-Line Basics
2. Using Regular Expressions, Streams, Redirection, and Pipes
3. Processing Text Using Filters

Managing Software

1. Using RPM & Debian Packages and Converting Package Formats
2. Package Dependencies, Concepts, and Conflicts
3. Managing Shared Libraries and Processes

Configuring Hardware

1. Understanding the Role of Firmware
2. Configuring the Firmware, Core Hardware, Expansion Cards, PCI Cards and USB Devices
3. Designing and Configuring a Hard Disk Layout
4. Creating and Maintaining Partitions and Filesystems
5. Mounting and Unmounting Filesystems and monitoring Filesystem Health

Managing Files

1. Using File Management Commands
2. Managing Disk Quotas, File Ownership, Controlling Access to Files, and Locating Files

Booting Linux and Editing Files

1. Installing Boot Loaders
2. Understanding the Boot Process & Vi Modes and Dealing with Runlevels and the Initialization Process
3. Using Alternative Boot Systems, Configuring Upstart, and Exploring Basic Text-Editing Procedures

Configuring the X Window System, Localization, and Printing

1. Configuring Basic X Features, X Fonts, Printing, Localization and Internationalization
2. Managing GUI Logins and Using X for Remote Access

Administering the System

1. Managing Users and Groups
2. Tuning User and System Environments
3. Using System Log Files
4. Maintaining the System Time