Linux Fundamentals (LF) – Outline

Detailed Course Outline

Course Introduction

  • Administration and Course Materials
  • Course Structure and Agenda
  • Delegate and Trainer Introductions

Session 1: INTRODUCTION TO THE LINUX OPERATING SYSTEM

  • A brief history of Linux and UNIX
  • The Linux kernel
  • The Linux file system
  • A login session
  • Getting started navigating the file system
  • The file system structure
  • Directories and files
  • Pathnames
  • Navigating the file system
  • Exercise: Logging on to the system
  • Exercise: Navigating the file system

Session 2: BASIC COMMANDS

  • Command line syntax
  • Basic file handling commands
  • Basic Directory handling commands
  • Filename wildcard characters
  • Exercise: Manipulating files and directories

Session 3: REDIRECTION AND PIPES

  • Input redirection
  • Output redirection
  • Pipes
  • Exercise: Using redirection and pipe facilities

Session 4: INTRODUCTION TO THE vi EDITOR

  • Overview of the vi editor
  • Basic functions
  • Switching to input mode
  • Other useful commands
  • Exercises: Using the vi editor
  • Exercise: Using more advanced vi features

Session 5: SEARCHING AND REPLACING TEXT

  • Searching and replacing text using the vi editor
  • Using regular expressions (regex)
  • Using sed for search and replace
  • Searching for text with grep, egrep and fgrep
  • Exercises: Searching and Replacing Text

Session 6: RECALLING AND EDITING COMMANDS

  • Overview
  • The bash shell
  • The korn shell
  • Exercises: Recall and Edit Commands

Session 7: FILE PERMISSIONS AND ACCESS CONTROL

  • Users and user groups
  • File access permissions
  • Changing file attributes
  • Switching users and user groups
  • Linking files
  • Exercise: Setting and access permissions

Session 8: FILTERING TEXT

  • Overview
  • The cut command
  • An introduction to awk
  • The nl command
  • Exercises: Filtering Text

Session 9: PROCESSES

  • What is a process?
  • Monitoring processes
  • Killing processes
  • Background processes
  • Job Control
  • Grouping commands
  • Exercise: Monitoring and controlling processes

Session 10: THE USER ENVIRONMENT

  • Customising the .profile or .bash_profile
  • Customising the .kshrc or .bashrc
  • Exercise: Setting up an environment

Session 11: MORE BASIC COMMANDS

  • The find command
  • Using xargs command
  • The locate command
  • The df command
  • The cut command
  • The sort command
  • Finding duplicate content
  • The pinky command
  • Exercise: More Basic Commands

Session 12: UNIX COMMAND REVIEW

  • Basic Unix commands
  • General commands
  • File and directory handling commands
  • Filename generation characters and regular expressions (regex)
  • I/O Redirection features
  • Other commands

Session 13: GETTING STARTED

  • What is a shell script?
  • Development guidelines
  • Creating and editing shell scripts
  • Naming and storing shell scripts
  • Executing shell scripts
  • Exercise: Write a simple shell script

Session 14: USING VARIABLES

  • Environment variables
  • Local variables
  • Assigning values to variables
  • Assessing variable values
  • Using quotes
  • Delimiting variable names
  • Echo control sequences
  • Exercise: Add variables to a script

Session 15: INTEGER ARITHMETIC

  • Using the expr command
  • Using the (( )) notation
  • Exercise: Add integer arithmetic to a shell script

Session 16: HANDLING RUN TIME DATA

  • The read command
  • Command line arguments
  • Exercise: Writing a generic shell script
  • Exercise: Writing an interactive shell script

Session 17: CONDITIONAL EXECUTION

  • The if statement
  • The test command
  • Exercise: Adding validation to previous scripts

Session 18: ADDITIONAL KORN, BASH & POSIX SYNTAX

  • Other test notations
  • Default and substitute variables
  • Exit status codes
  • Exercise

Session 19: LOOP CONSTRUCTS

  • The while loop
  • The until loop
  • The for loop
  • The while true and until false loops
  • Loop control commands
  • Exercise: Enhancing the previously written scripts
  • Exercise: Writing a script to copy files using a 'for' loop
  • Exercise: Writing a script to generate numbers with the 'while' loop

Session 20: MULTI-BRANCH DECISIONS

  • The case statement
  • Menu driven applications
  • Exercise: Developing and writing a menu system

Session 21: FUNCTIONS

  • What is a function?
  • Syntax
  • Examples
  • Exercise: Add a function to a script

Session 22: INTERRUPT HANDLING

  • Interrupt signals
  • Trapping interrupts
  • Exercise: Adding traps to the menu script

Session 23: ADDITIONAL FEATURES AND FACILITIES

  • The exec commands
  • The includes notation
  • More about loops
  • Arrays
  • Here Documents
  • Exercise: Create a here script