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CL010 - Fundamentals of LINUX

Course Description: This comprehensive hands-on course provides the knowledge and skills needed to effectively use Linux. In this course you will learn how to use Linux user commands and develop shell scripts.

Audience: End-users and programmers who are new to the Linux environment.

Prerequisites: None

Course Contents

Getting Started

  • What is UNIX?
  • A Brief History of UNIX
  • Linux
  • Linux Distributions
  • Logging In
  • Logging Out
  • Try a Few More Commands
  • Changing Your Password
  • Using On-Line Manuals
    •

    The File System - Files

  • What is a File?
  • The ls Command
  • The cat Command
  • The more and less Commands
  • The head and tail Commands
  • The cp Command
  • The mv Command
  • The rm Command
  • File Names
    •

    The File System - Directories

  • Hierarchical File System
  • Pathnames
  • The pwd Command - Print Working Directory
  • The cd Command - Change Directory
  • The mkdir Command - Make Directories
  • The rmdir Command - Remove Directories
  • The cp Command (again) - Copy Files
  • Two Useful Directory Names - . and ..
    •

    Editing With vi

  • What is vi?
  • The vi Buffering Process
  • Command Mode and Insert Mode
  • Modes Diagram
  • 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
    •

    More Editing with vi

  • 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
    •

    Personal Utilities

  • The date Utility
  • The bc Utility
  • The expr Utility
  • The cal Utility
  • The id Utility
  • The uname Utility
  • The finger Utility
  • The script Utility
  • The clear Utility
  • Appendix: The at and crontab Utilities

    • Text Handling Utilities

  • The grep Utility
  • The tr Utility
  • The cut Utility
  • The paste Utility
  • The sort Utility
  • The wc Utility
  • The diff Utility
  • The lpr Utility
    •

    File System Security

  • File Permissions
  • The chmod Utility
  • Directory Permissions
  • The umask Command
    •

    File System Management Utilities

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

    Communication Utilities

  • The write and talk Utilities
  • The mesg Utility
  • Mail Overview
  • The mail Utility
  • elm - Electronic Mail
  • Sending Mail with elm
  • Reading Mail with elm
  • Customizing elm
  • elmrc

    • Using the Shell

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

    Filename Generation

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

    Processes

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

    Shell Programming Concepts

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

    Flow Control

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

    Variables

  • User Created Variables
  • The read Command
  • The Shell Environment
  • The export Command
  • Subshells
  • Command Substitution
  • Quoting Mechanisms
  • Assigning Variables - Summary
    •

    Special Variables

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

    • More Flow Control

  • The for Loop
  • The while Loop
  • Examples
  • The case Construct
    •

    Appendix: Bash Shell Features

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