Enterprise Linux: Linux Fundamentals

Designed to provide the essential skills needed to be proficient at the Unix or Linux command line. This challenging course focuses on the fundamental concepts and tools which make Linux so powerful. Students in this course commonly span a variety of skill levels, from beginners desiring a solid foundation in Linux to experienced users seeking to fill in gaps in their knowledge. The curriculum is designed to provide hands-on experience. Subjects focused on during this class include the Linux filesystem and how to manipulate it; the basic Linux notions of pipes, redirection, regular expressions, and other tools for performing complex tasks; the management of processes and jobs; vi, the standard Unix editor; and the ability to construct shell scripts to automate routine or difficult operations.

Learn to:

	Identify - The Linux Filesystem
	Perform Text Processing
	Identify Command Shells
	Identify Multi-User Concepts
	Perform Archiving and Compression
	Create Shell Scripts

course content details

	What is Linux?

	UNIX Origins, Design Principles and Timeline
	FSF, GNU, and GPL - General Public License
	The Linux Kernel and Linux Features
	Popular uses of Linux
	What is a Distribution?
	Components of Distributions
	SLS, Slackware, Mandriva, and Debian
	Architecture Specific Distros

	Multi-User Concepts

	Multi-User Concepts
	got root?
	Logging In
	Switching User Contexts
	Gathering Login Session Info
	Gathering System Info
	Getting Help

	The Linux Filesystem

	LINUX Filesystem Features
	Filesystem Hierarchy Standard
	Navigating the Filesystem
	Displaying Directory Contents
	Determining Disk Usage
	Disk Usage with Quotas
	File Ownership
	File and Directory Permissions

	Manipulating Files

	Directory Manipulation
	File Manipulation
	File Creation and Removal
	Physical Unix File Structure
	Filesystem Links
	File extensions and content
	Displaying Files
	Previewing Files

	Text Processing

	Searching Inside Files
	The Streaming Editor
	Text Processing with Awk
	Replacing Text characters
	Text Sorting
	Duplicate Removal Utility
	Extracting Columns of Text
	Merging Multiple Files

	Shell Basics

	Role of Command Shell
	Communication Channels
	File Redirection
	Piping Commands Together
	Filename Matching
	Wildcard Patterns/Globing
	Brace Expansion
	Shell/Environment Variables

	Regular Expressions

	Regular Expression Overview
	Regular Expressions

	Text Editing

	Text editing
	Pico/GNU Nano
	Pico/Nano Interface and Commands
	Vi: Basic and Advanced Vi
	Advanced Vi Commands
	Emacs and Emacs Interface
	Basic and Advanced Emacs Commands

	Command Shells

	Shells
	Identifying and Changing the Shell
	sh: Configuration Files
	sh: Script Execution
	sh: Prompts
	bash: Bourne Again Shell
	bash: Configuration Files
	bash: Command Line History, Editing and Completion

	Shell Scripting

	Shell Scripting
	Example Shell Script
	Positional Parameters
	Input & Output
	Doing Math
	Comparisons with test
	Conditional Statements
	The for Loop

	Process Management and Job Control

	What is a Process?
	Process Creation and States
	Viewing Processes
	Signals
	Tools to Send Signals
	Job Control Basics
	Jobs
	Screen

	Messaging

	Command Line Messaging
	write, talk, and ytalk
	The mesg utility
	Internet Relay Chat
	Instant Messenger Clients
	Electronic Mail
	Sending Mail with sendmail
	Sending Email with mail

	The Secure Shell (SSH)

	Secure Shell
	Accessing Remote Shells
	Transferring Files
	Alternative sftp Clients
	SSH Key Management
	ssh-agent

	Managing Software

	Downloading Software
	FTP, NcFTP, and lftp
	wget, lynx, and links
	Installing Software
	Installing Binary Packages - rpm
	Querying and Verifying with rpm
	Installing Debian Packages
	Compiling / Installing from Source

	Printing

	Linux printer sub-systems
	lpd and LPRng
	Common UNIX Printing System
	Standard Print Commands
	Format Conversion Utilities
	Ghostscript
	enscript
	mpage

	Mounting Filesystems & Managing Removable Media

	Filesystems Concept Review
	Mounting Filesystems
	NFS
	SMB
	File System Table
	Automating Mounts
	Removable media
	Preparing Floppy Diskettes

	X Window System

	The X Window System
	X Modularity
	Xfree86/X.org
	Starting X
	Display Manager Concepts
	XDMCP and X Security
	Using Unix Remotely
	Customizing X Sessions