Linux Fundamentals

This 3-day course covers the competencies and skills identified as key to intending Linux users and developers. The course aims are to give participants a good understanding of the Linux operating system sufficient to meet the needs of application developers. Providing hands-on experience, on completion of the course the participants will be able to; understand the concepts underlying Linux; use a variety of commands, tools and utilities; program the command interpreter (shell); understands the file system; and carry out basic text manipulation.

Target audience

Power users, programmers and developers working in a Linux environment. Software and hardware engineers who need a grounding in the Linux system. Systems Administrators who will work on Linux systems. Familiarity with basic computing and programming concepts is required as gained from working in a PC or mainframe environment. Knowledge of another operating system would be an advantage. Limited knowledge of Linux gained in a user environment would be beneficial.

Course content

Introduction The History of UNIX and Linux . The Features of Linux

The Structure of Linux The UNIX System . The Shell . Users . The Linux File System

Accessing the System Logging On . The Login Process . Exiting from the System

The UNIX Command Command Line Syntax . Multi-Processing . Passwrd . man - online manual

Process Control who . ps - process status . kill . su -substitute user

Directory and File Commands: pwd - print working directory . cd - change directory . ls - list . Wild Cards - File Name Generation . mkdir make directory . rmdir - remove directory . cp - copy . mv - move . rm - remove . ln - link . chmod - change mode of access . umask - user mask . chown - change owner . chgrp - change group

The vi Editor Starting vi . Exiting vi . Modes of Operation . Command Mode . Edit Mode . ex Escape Mode

I/O Manipulation Standard Input and Output . Input/Output Redirection . /dev/null . The file Utility . cat - concatenate and print . pr - print files . more - paginate files . Print Files on a Printer . Examining the Print Queue . Remove Print Requests . Pipes . Background Commands . No Hangup

File Manipulation wc - word count . grep - global regular expression printer . sort . cut . find

Communications: write . mesg . wall - write to all . mail . news

Appendices Unix Standards . The Set Command Options . Suggested Reading

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