Linux (CentOS)

* What is UNIX?

* A Brief History of UNIX
* Linux
* The Toolkit Philosophy
* Linux Distributions
* Free Software and Open Source Movements
* Logging In
* Logging Out
* Try a Few More Commands
* Changing Your Password
* Online Documentation � man Pages
* Online Documentation � info Pages

* What is a File?
* The ls Command
* The cat Command
* The more and less Commands
* The head and tail Commands
* Copy, Rename, and Delete: cp, mv, rm
* File Names
* Working with MS-DOS Disks; mtools

* Hierarchical File System
* Pathnames
* The pwd and cd Command � Navigating Directories
* The mkdir and rmdir – Managing Directories
* The cp Command (again) � Copy Files
* Two Useful Directory Names – . and ..

* Linux Text Editors
* The pico Editor
* The Nedit Editor
* The Emacs Text Editor
* The vi Text Editor Family

* What is vi?
* Getting Started – vi Buffering
* Command Mode and Insert Mode
* Getting Started
* Moving the Cursor Around
* Inserting Text
* Deleting a Character or Line
* Undo Last Command
* Opening a New Line
* Save Your Work or Abort the Session
* Review of vi Commands

* The date Utility
* The bc Utility
* The cal Utility
* The id Utility
* The uname Utility
* The finger Utility
* The script Utility
* The clear Utility
* The at and crontab Utilities

* The grep Utility
* The tr Utility
* The cut Utility
* The sort Utility
* The wc Utility
* The diff Utility
* The lpr Utility

* File Permissions
* The chmod Utility
* Directory Permissions
* The umask Command
* The chown, chgrp, and su Commands

* The find Utility
* The df Utility
* The du Utility
* Compressing Files
* The ln Utility
* The ulimit Utility
* The tar Utility

* The write and talk Utilities
* The mesg Utility
* Mail Overview
* The mail Utility
* Other Email Options
* IRC: Internet Relay Chat

* Remote Login with telnet
* Remote File Transfer With ftp
* Secure Login With ssh
* Secure File Transfer With scp
* Text-Based Web Access with lynx
* Web Access with wget and curl
* Samba Server Overview
* The smbclient Utility
* NFS File Sharing Overview

* What is a Shell?
* The Command Line
* Standard Input, Standard Output, and Standard Error
* Using Default Standard In and Standard Output
* I/O Redirection
* I/O Redirection � Examples
* I/O Redirection – Warning
* Appending Output of a File
* Pipes
* The tee Utility

* Filename Generation
* The ? Special Character
* The * Special Character
* The [] Special Characters
* The ! Special Character

* What is a Process?
* Process Structure
* The ps Utility
* Options to the ps Utility
* Background Commands (&)
* Killing Background Processes
* Redirecting the Standard Error

* What is a Shell?
* Which Shell?
* What is a Shell Script?
* Why Use Shell Scripts?

* The Exit Status of Commands
* Command Line Examples
* The test Command
* The if-then-else Construct
* The elif Construct
* A Loop Example

* User Created Variables
* The read Command
* The Shell Environment
* The export Command
* Subshells
* Command Substitution
* Quoting Mechanisms
* Shell Arithmetic
* Assigning Variables – Summary

* Command-Line Arguments
* $# – Number of Arguments
* The shift Command
* $* – All Arguments
* $$ – PID of Shell

* The for Loop
* The while Loop
* The case Construct

* The X Window System
* Using X
* Window Managers and Desktops
* The Gnome Desktop
* The KDE Desktop
* Applications: The GIMP
* Applications: OpenOffice
* Applications: Web Browsers

* Scrolling the Buffer
* Cursor Motion Commands – w,W,b,B,e,E
* Cursor Motion Commands – $,^,0,G
* Cursor Motion Commands – f,t,F,T
* Delete Operator – d
* Change Operator – c
* Yank Operator – y
* Put Commands – p,P
* Searching for a Pattern – /,n,N,?
* The Join Command
* The file Command – :f
* Edit File Command – :e
* Cut and Paste Between Files
* Read File Command – :r
* Set Options Command
* Set Options Command – .exrc file

* Viewing Your Command History
* Editing and Re-executing Commands
* Aliases