Practical Introduction to the Linux/Unix World («LINUX»)

• Logging in and out on Unix/Linux systems
• Learning the basics of working with the shell
• Using the help to find out details about commands, file formats or the shell
• Editing files using the usual Unix/Linux editors
• Getting to know the most commonly used commands under Linux/Unix
• Linking the commands to the pipeline
• Getting to know the Standard Unix directory tree
• Using commands to manage files and directories
• Managing and locating processes
• Getting to know the concepts of local security
• Understanding and setting access rights for files and directories
• Printing and sending emails from the command line
• Viewing the network configuration
• Finding errors in the network

1 What is Linux/Unix

• What is the purpose of an operating system?
• The user interface
• Why Unix?
• Unix history
• Unix derivatives
• Does Unix have a future? 

2 First Steps

• Login and Logout
• Login via GUI 
• The Unix GUI 
• Manage files and directories with the mouse
• Edit files without «vi»
• Getting started with the shell and commands
• The X-Terminal (xterm)

3 The shell(s) 

• What is an order?
• How to use the shell 
• Bash
• Corn shell
• Which shell?
• Manage processes with the shell
• Arguments and the File Name Expansion
• You decide: Options
• Aliases
• Echo and variables
• Predefined variables 

4 Aids

• Search where and what? 
• The Unix Online Manual
• Help of commands
• Local Documentation 
• Infinite Source – Internet 
• Books

5 Editors

• Unix standard editors 
• «vi»
• The alternative «vim»
• Further alternatives – Emacs & Co.

6 Commands

• What is a command?
• Paths
• A few useful commands 
• Redirection of input and output
• Connecting commands
• Filter Commands

7 Files and directories

• File types 
• Unix directory tree 
• Manage files and directories 

8 Processes

• What is a process?
• Calling a program
• Stopping or canceling a process 
• Where is a process?
• Output the process table with ps
• Characteristics of processes
• Process statuses
• PID and PPID
• User and Group
• Priority
• Process management
• Cues
• Send signals to processes
• The (optional) command top

9 Security

• Unix defense lines
• Users, Groups and Others
• The sensible password
• Access rights
• Setting access rights with «chmod»
• Setting the default permissions

10 Print and e-mail

• Print
• The lp-spooling system
• CUPS
• E-mail

11 Networking

• Basics
• OpenSSH
• Synchronize files and directories with «rsync»
• A text-based browser – lynx
• Transfer URLs – curl 
• Downloads via «wget»

Short introductions to topics, individual and group work, reflection through exercises and in learning discussions

This course is aimed at prospective Linux/Unix users, experienced specialists of other operating systems as well as users who use the Linux/Unix operating system and want to familiarize themselves efficiently with the practical handling of Linux/Unix. The course also addresses the following job roles: IT managers, IT architects, project managers, system engineers and architects, system administrators, first and second level support as well as software developers.

Operation of a computer, knowledge of another operating system is advantageous, but not mandatory. Having experienced Linux/Unix before is an advantage, but not a prerequisite for attending this course.