UNIX Introduction

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

The mechanisms by which a user acquires a login environment are discussed and the main features of the Korn/Posix/Bash Shells are introduced.

Prerequisites

Experience of IT and an understanding of operating systems are required.

Objectives

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

Course Contents

Course Introduction

• Administration and Course Materials

• Course Structure and Agenda

• Delegate and Trainer Introductions

Session 1: INTRODUCTION TO THE UNIX OPERATING SYSTEM

• A brief history of UNIX

• The UNIX kernel

• The UNIX 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

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

• Replacing text

• Using the vi editor

• Using sed for search and replace

• Searching for text with grep

• 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: PROCESSES

• What is a process?

• Monitoring processes

• Killing processes

• Background processes

• Job Control

• Grouping commands

• Exercise: Monitoring and controlling processes

Session 9: THE USER ENVIRONMENT

• Customising the .profile or .bash_profile

• Customising the .kshrc or .bashrc

• Exercise: Setting up an environment

Session 10: MORE BASIC COMMANDS

• The find command

• The cut command

• The sort command

• The finger command

• Exercise: Using file handling commands