Linux Fundamentals

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This 5-day course 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 file system 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.

  • Unix Origins and Design Principles
  • Unix Timeline
  • FSF and GNU GPL - General Public License
  • The Linux Kernel and Versioning
  • Components of a Distribution
  • Slackware
  • SUSE Linux Products
  • Debian
  • Ubuntu
  • Red Hat Linux Products
  • Oracle Linux
  • Mandriva
  • Logging In
  • Running Programs
  • Interacting with Command Line
  • The X Window System
  • Starting X
  • Gathering Login Session Info
  • Gathering System Info
  • got root?
  • Switching User Contexts
  • sudo
  • Help from Commands and Documentation
  • Getting Help with man & info
  • Filesystem Support
  • Unix/Linux Filesystem Features
  • Filesystem Hierarchy Standard
  • Navigating the Filesystem
  • Displaying Directory Contents
  • Filesystem Structures
  • 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
  • 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 Section
  • 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
  • Archives with tar
  • Archives with cpio
  • The gzip Compression Utility
  • The bzip2 Compression Utility
  • The XZ Compression Utility
  • The PKZIP Archiving/Compression
  • 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 Expression
  • Overview Regular Expressions
  • RE Character Classes
  • RE Quantifiers
  • RE Parenthesis
  • Text Editing
  • Pico/GNU Nano
  • Pico/Nano Interface
  • Pico/Nano Shortcuts
  • vi and Vim
  • Learning vi
  • Basic vi
  • Intermediate vi
  • 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
  • Setting Resource Limits via ulimit
  • 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
  • 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
  • Automating Tasks
  • at/batch
  • cron
  • The crontab Command
  • Crontab Format
  • /etc/cron.*/Directories
  • Anacron
  • Managing Processes
  • Tuning Process Scheduling
  • Downloading with FTP
  • FTP
  • lftp
  • Command Line Internet – Noninteractive
  • 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
  • The dselect & APT Frontends to dpkg
  • Aptitude
  • Configuring APT
  • System Messaging Commands
  • Controlling System Messaging
  • Internet Relay Chat
  • Instant Messenger Clients
  • Electronic Mail
  • Sending Email with sendmail
  • Sending and Receiving Email with mailx
  • Sending and Receiving Email with mutt
  • Sending Email with Pine
  • Evolution
  • Linux Printer Sub-systems
  • Legacy Print Systems
  • Common UNIX Printing System
  • Defining a Printer
  • Standard Print Commands
  • Format Conversion Utilities
  • Ghostscript
  • enscript and mpage
  • Secure Shell
  • ssh and sshd Configuration
  • Accessing Remote Shells
  • Transferring Files
  • Alternative sftp Clients
  • SSH Key Management
  • ssh-agent
  • Filesystems Concept Review
  • Mounting Filesystems
  • NFS
  • SMB
  • Filesystem Table (/etc/fstab)
  • AutoFS
  • Removable Media
  • The X Window System
  • X Modularity
  • X.Org Drivers
  • Configuring X Manually
  • Automatic X Configuration
  • Automatic X Configuration - SLES
  • Xorg and Fonts
  • Installing Fonts for Modern Applications
  • Installing Fonts for Legacy Applications
  • The X11 Protocol and Display Names
  • Display Managers and Graphical Login
  • Starting X Apps Automatically
  • X Access Control
  • Remote X Access (historical/insecure approach)
  • Remote X Access (modern/secure approach)
  • XDMCP
  • Remote Graphical Access With VNC and RDP
  • Specialized X Servers
  • Emacs
  • The Emacs Interface
  • Basic Emacs
  • More Emacs Commands
End-users and programmers who are new to the Linux environment.

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