Unix Introduction — A 3-Day Course

 Open Public Course Closed In-House Course

Synopsis

This course introduces the delegate to the main concepts of the Unix Operating System. The most commonly used commands 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 both the Bourne and Korn Shells are introduced.

The delegates will practise:

• Creating, copying, renaming, moving and deleting files and directories
• Using the shell's redirection and pipe facilities
• Editing text files using the vi editor
• Letting and changing access permissions on files
• Monitoring and controlling their own processes
• Using the basic file and text searching utilities
• Customising their own login environment

Course Objectives

On completion of the course the delegate will have a good practical knowledge of the Unix Operating System, the command structures and the editor facilities.

Suitable for

• Personnel who require a good working knowledge of the Unix Operating System and the vi editor.

Prerequisites

• Experience of IT and an understanding of operating systems is required.

Publicly scheduled dates, locations, and prices

Contents:

Introduction to the Unix Operating System

• A brief history of Unix
• The Unix kernel
• Overview of commands and utilities
• The user interface
• A Unix login session

The Unix File System

• The file system structure
• Directories and files
• Pathnames
• Navigating the file system

Basic Commands

• Command line syntax
• Basic file handling commands
• Directory handling commands
• Filename wildcard characters

Redirection and Pipes

• Input redirection
• Output redirection
• Pipes

The vi Editor

• Introduction to text file editing
• How to use the vi editor
• Copying, moving, editing and deleting text
• Search and replace features
• Reading and writing files

File Access Control

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

Processes

• What is a process?
• System and user processes
• Monitoring processes
• Killing processes
• Background processes

More Basic Commands

• The file command
• The wc (word count) command
• The find command
• The grep command
• The sort command

The User Environment

• What is an environment?
• The Korn Shell environment
• Environment variables and aliases
• The system profile
• The user's profile
• Command line history and editing
• Job control