Linux Fundamentals

Course: LNXFND

Duration: 5 Days

Level: I

Course Summary

Linux Fundamentals is a challenging course that focuses on the fundamental tools and concepts of Linux and Unix. Students gain proficiency using the command line. Beginners develop a solid foundation in Unix, while advanced users discover patterns and fill in gaps in their knowledge. The course material is designed to provide extensive hands-on experience.

Topics include: basic file manipulation; basic and advanced filesystem features; I/O redirection and pipes; text manipulation and regular expressions; managing jobs and processes; vi, the standard Unix editor; automating tasks with shell scripts; managing software; secure remote administration; and more.

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Topics Covered In This Course

What is Linux?

UNIX Origins and Design Principles
Unix Timeline
FSF and GNU
GPL - General Public License
The Linux Kernel
Linux Timeline
Linux Features
Popular Uses of Linux
What is a Distribution?
Components of a Distribution
Specialized Distributions
Standardization
Red Hat Linux Products
Mandriva
Slackware
SUSE Linux Products

Multi-user Concepts

Multi-user Concepts
got root?
Logging In
Switching User Contexts
Gathering Login Session Info
Gathering System Info
Help from Commands and Documentation
Getting Help with man & info
$MANPATH, whatis and apropos

The X Window System

The X Window System
Starting X
Display Manager Concepts
Customizing X Sessions
Window Manager Concepts
Desktop Environments
KDE
KDE Control Center
KDE Panel
KDE Applications
GNOME
GNOME Preferences
GNOME Panel
GNOME Applications

The Linux Filesystem

Filesystem Support
Unix/Linux Filesystem Features
Filesystem Hierarchy Standard
Navigating the Filesystem
Displaying Directory Contents
Two Types of Disk Space
Determining Disk Usage With df and du
Determining Disk Usage With baobab
Disk Usage with Quotas
File Ownership
Default Group Ownership
File and Directory Permissions
File Creation Permissions with umask
Changing File Permissions
SUID and SGID on files
SGID and Sticky Bit on Directories
User Private Group Scheme

Manipulating Files

Directory Manipulation
File Manipulation
Deleting and Creating Files
Physical Unix File Structure
Filesystem Links
File Extensions and Content
Displaying Files
Previewing Files
Displaying Binary Files
Searching the Filesystem
Alternate Search Method
Producing File Statistics

Shell Basics

Role of Command Shell
Communication Channels
File Redirection
Piping Commands Together
Filename Matching
File Globbing and Wildcard Patterns
Brace Expansion
Shell and Environment Variables
Key Environment Variables
General Quoting Rules
Nesting Commands
Multiple and Multi-line Commands

Archiving and Compression

Archives with tar
Archives with cpio
The gzip Compression Utility
The bzip2 Compression Utility
The XZ Compression Utility
The PKZIP Archiving/Compression format

Text Processing

Searching Inside Files
The Streaming Editor
Text Processing with awk
Replacing Text Characters
Text Sorting
Duplicate Removal Utility
Extracting Columns of Text
Combining Files and Merging Text
Comparing File Changes

Regular Expressions

Regular Expression Overview
Regular Expressions
RE Character Classes
RE Quantifiers
RE Parenthesis

Text Editing

Text Editing
Pico/GNU Nano
Pico/Nano Interface
Pico/Nano Shortcuts
vi and Vim
Learning vi
Basic vi
Intermediate vi
Emacs
The Emacs Interface
Basic Emacs
More Emacs Commands

Command Shells

Shells
Identifying the Shell
Changing the Shell
Bourne sh: Configuration Files
Script Execution
Bourne sh: Prompts
bash: Bourne-Again Shell
bash: Configuration Files
bash: Command Line History
bash: Command Editing
bash: Command Completion
bash: "shortcuts"
bash: prompt

Introduction to Shell Scripting

Shell Script Strengths and Weaknesses
Example Shell Script
Positional Parameters
Input & Output
Doing Math
Comparisons with test
Exit Status
Conditional Statements
Flow Control: case
The for Loop
The while and until Loops

Process Management and Job Control

What is a Process?
Process Lifecycle
Process States
Viewing Processes
Signals
Tools to Send Signals
Job Control Overview
Job Control Commands
Persistent Shell Sessions with Screen
Using screen
Advanced Screen

Managing Software

Downloading with FTP
FTP
lftp
Command Line Internet - Non-interactive
Command Line Internet - Interactive
Managing Software Dependencies
Using the YUM command
YUM package groups
Configuring YUM
Popular Yum Repositories
Using the Zypper command
Zypper Services and Catalogs

Messaging

System Messaging Commands
Controlling System Messaging
Internet Relay Chat
Instant Messenger Clients
Electronic Mail
Sending Email with sendmail
Sending and Receiving Email with mail
Sending and Receiving Email with mutt
Sending Email with Pine
Evolution

Printing

Linux Printer Sub-systems
Legacy Print Systems
Common UNIX Printing System
Defining a Printer
Standard Print Commands
Format Conversion Utilities
Ghostscript
enscript and mpage

The Secure Shell (SSH)

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

Mounting Filesystems & Managing Removable Media

Filesystems Concept Review
Mounting Filesystems
NFS
SMB
Filesystem Table (/etc/fstab)
AutoFS
Removable Media

Managing Floppy Disks

Preparing Floppy Diskettes
The mtools Package

Recommended Prerequisites

Students should be comfortable with computers. No familiarity with Linux or other Unix operating systems is required.

Training Style

Combination of short lecture sessions and extensive hands-on practice.

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Related Courses

Code	Course Title	Duration	Level
UNIXE	UNIX/Linux: The Essentials	3 Days	I	Details
SHELL	UNIX Shell Programming	3 Days	II	Details
RHLRST	Red Hat Enterprise Linux (RHEL) Rapid Skills Transfer for Experienced Support Staff	5 Days	II	Details

Every student attending a Verhoef Training class will receive a certificate good for $100 toward their next public class taken within a year.

You can also buy "Verhoef Vouchers" to get a discounted rate for a single student in any of our public or web-based classes. Contact your account manager or our sales office for details.

Schedule For This Course
There are currently no public sessions scheduled for this course. We can schedule a private class for your organization just a couple of weeks from now. Or we can let you know the next time we do schedule a public session.

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