Linux Introduction

This Linux Operating System training course introduces the delegate to the main concepts of the LINUX Operating System. The most commonly used commands and utilities are described in detail as are the command line wildcard and redirection facilities.

The course discusses the mechanisms by which a user acquires a login environment and the main features of the Bash shell are introduced.

Exercises and examples are used throughout the course to give practical hands-on experience with the techniques covered.

Course Objectives

To provide the skills needed to work productively in the LINUX environment.

Who will the Course Benefit?

Anyone who needs to understand and use the LINUX Operating System.

Skills Gained

The delegate will learn and acquire skills as follows:

Creating, copying, renaming, moving and deleting files and directories
Using the shell’s redirection and pipe facilities
Editing text files using the vi editor
Setting and changing access permissions on files
Monitoring and controlling their own processes
Using the basic file and text searching utilities, including regular expressions (regex)
Customising their own login environment

Prerequisites

There are no formal pre-requisites for this Linux Introduction training course, although an understanding of and exposure to information technology and an understanding of operating systems is required.

Examinations

This course, together with the Linux Shell Programming course, helps delegates prepare for the following exam:

Linux Essentials (LPI, exam 010-160)
This course, together with the Linux Shell Programming and Linux System Administration (LPI & CompTIA) courses, helps delegates prepare for the following exams:

Linux Administrator (LPIC-1, exams LPI 101-500 and LPI 102-500)
CompTIA Linux+ (exams LX0-103, LX0-104 and XKO-004)
Attending this relevant course will help delegates gain many of the skills and product knowledge requirements as outlined in the exam objectives. Studying this course and its associated reference materials can form part of the preparation to achieve certification. Experience, practice, self-study and aptitude are also key requirements for exam success.

Before taking any exam, ensure you have the recommended experience. The LPI and CompTIA websites lists all exam requirements and these are updated regularly.

Exams are not included as part of the course.

• Course content

  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 Linux and UNIX
  The Linux kernel
  The Linux file system
  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

  Day 2

  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

  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

  Day 3

  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