Linux Fundamentals (STA_LF)

Linux Fundamentals Training Course

Course Contents - DAY 1

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 UNIX / Linux
• • The UNIX / Linux kernel
• • The UNIX / Linux file system structure
• • File and directory management commands
• • Absolute vs Relative Pathnames
• • Further basic commands
• • Exercise: Navigating the file system

Session 2: BASIC COMMANDS

• • Command line syntax
• • Basic file handling commands
• • Basic Directory handling commands
• • Filename wildcard characters
• • Using commands with logical AND and OR
• • Sequential command execution
• • Exercise: Manipulating files and directories

Session 3: REDIRECTION AND PIPES

• • Input and Output redirection
• • Redirecting errors
• • Piping commands
• • Exercise: Using redirection and pipe facilities

Linux Fundamentals Training Course

Course Contents - DAY 2

Session 4: INTRODUCTION TO THE vi/Vim EDITOR

• • Overview of the vi/Vim editor
• • The language of vi
• • Undoing and Redoing changes
• • Input Mode and Last Line Mode
• • Further vi functions
• • Executing commands within vi / Vim
• • Customising the vi / Vim Environment
• • Getting Help
• • Exercises: Using the vi editor

Session 5: SEARCHING AND REPLACING TEXT

• • Searching and replacing text using the vi/Vim 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

Linux Fundamentals Training Course

Course Contents - DAY 3

Session 8: FILTERING AND FORMATTING TEXT

• • Overview
• • The paste command
• • 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
• • Number sequencing
• • Exercise: More Basic Commands

Linux Fundamentals Training Course

Course Contents - DAY 4

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

Linux Fundamentals Training Course

Course Contents - DAY 5

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: SCRIPTING WITH AWK

• • Fundamentals of AWK
• • Basic AWK scripts
• • AWK within Bash constructs
• • Exercise: AWK scripts

Session 22: FUNCTIONS

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

Session 23: INTERRUPT HANDLING

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

Appendix A: ADDITIONAL FEATURES AND FACILITIES

• • The exec commands
• • The includes notation
• • More about loops
• • Arrays

Appendix B: VIM QUICK REFERENCE

Appendix C: UNIX COMMANDS QUICK REFERENCE

Appendix D: ADDITIONAL EXERCISES