Unix/Linux Training

Courses on the topic of Unix and Linux " are taught by Mr. Dana French of Mt Xia through Learning Tree International.

These courses are titled:

• UNIX: A Comprehensive Hands-On Introduction
• Linux: A Comprehensive Hands-On Introduction

Overviews of these courses follow:

• Unix Overview
• Linux Overview

THE ROLE OF UNIX

• Origins, current uses and applications
• The UNIX family: Solaris, HP-UX, AIX, Tru64, Linux, BSD and others

INTERACTING WITH UNIX

Graphical user interfaces

• The Common Desktop Environment (CDE)
• GNOME, Java Desktop System, others

The command line interface

• Launching the CDE Terminal Emulator
• Entering commands to the shell

Browsing online documentation

• Displaying man pages
• Accessing Web reference sources

MANAGING FILES

Essential file housekeeping tools

• Copying: cp
• Renaming: mv
• Removing: rm
• Linking: ln
• Editing: vi
• Printing: lp, lpr

Displaying and interpreting file attributes

• Listing files with ls and ls -l
• Identifying file type, owner, group, size, modification time and index number

Establishing access permissions with chmod

• Symbolic notation
• Octal notation

NAVIGATING DIRECTORIES

The UNIX directory hierarchy

• Home, current and parent directories
• Root directory and subdirectories

Maintaining directories

• Changing directory with cd
• Making and removing directories

Locating files with find

• Searching using file attributes
• Operating on found files

WORKING WITH THE KORNSHELL

Command history facility

• Listing past commands
• Recalling and editing a previous command

Employing KornShell tips and tricks

• Filename "wildcards": * , ? , [ ]
• Command substitution: `...`

Personalizing your shell

• Defining command aliases
• Setting shell variables and options
• Updating the start-up scripts

ACCESSING UNIX SERVERS FROM UNIX AND WINDOWS

Logging in to a remote server

• Secure Shell
• PuTTY
• Telnet
• Exceed
• Cygwin
• rlogin

Uploading and downloading files

• Secure FTP
• scp
• FTP
• WS_FTP
• rcp

TAMING INFORMATION WITH FILTERS

The UNIX tool-building philosophy

• Filtering data streams through pipelines
• Redirecting standard input, output and error streams

Extracting and restructuring data

• Searching: grep
• Sorting: sort
• Editing: sed
• Trimming: head and tail
• Selecting: awk
• Counting: wc

Matching patterns with regular expressions

• Metacharacter examples with grep
• Substituting patterns with sed
• Refining selections with awk

DEVELOPING AND EXECUTING SCRIPTS

Writing a simple script

• Storing commands in a file
• Marking the file as executable

Applying special variables

• Parsing command line arguments
• Examining command exit status

Controlling flow of execution

• Iterating through loops with for and while
• Testing conditions with if/else
• Choosing alternatives with case

MONITORING AND CUSTOMIZING YOUR SYSTEM

Administering users and groups

• Adding and changing a user account
• Assigning users to groups

Querying UNIX system status

• Measuring disk space usage
• Initiating and terminating daemons
• Scheduling jobs with cron

Creating and extracting file archives

• Gathering files into a "tarball" with tar
• Compressing and decompressing files

INTRODUCING LINUX

• The UNIX heritage
• Linux inception
• Linux kernel and GNU tools
• Open-source licensing
• Distributions

ACCESSING THE SYSTEM

The GNOME desktop

• Customizing panels, launchers and applets
• Enumerating graphical applications
• Personalizing the terminal window

Starting at the command line

• Switching to console logins
• Performing a SSH login
• Structuring commands

MANAGING FILES AND DIRECTORIES

Naming files and directories

• Contrasting full and relative pathnames
• Unraveling the file system hierarchy
• Handling files with cp and mv

Organizing files under directories

• Making and navigating directories
• Listing attributes with ls
• Browsing with GNOME Nautilus

Working with Linux files

• Accelerating command line usage with Bash wildcards
• Scrolling through files with GNU less
• Comparing files with diff
• Linking files
• Printing with CUPS

CONTROLLING ACCESS TO LINUX RESOURCES

Defining access rights to files

• Identifying multiple users and groups
• Interpreting file and directory modes
• Adjusting access permissions: chmod

Collaborating via group membership

• Joining secondary groups
• Inheriting and changing group ownership

Adopting multiple roles

• Knowing who you are to the system
• Switching identity
• Changing passwords
• Raising privilege with su, sudo and setuid

SEARCHING THE SYSTEM

Seeking files with specified attributes

• Locating files with find
• Finding pathnames with slocate

Matching text strings

• Extracting lines with GNU grep
• Matching patterns with regular expressions

MANIPULATING TEXT FILES AND STREAMS

Redirecting streams and filtering text

• Saving command output into files
• Connecting commands using pipes
• Selecting lines and fields using head, tail, gawk and cut
• Organizing text with sort and uniq

Editing files and streams

• Automating stream edits with sed
• Creating and modifying files with vim

LEVERAGING BASH SHELL FEATURES

Customizing Bash behavior

• Setting options: noclobber, ignoreeof
• Assigning to built-in shell variables
• Aliasing commands

Initializing context

• Exporting variables to the environment
• Extending login and start-up scripts

Enhancing interactivity

• Retrieving and reusing previous commands
• Exploiting file name completion shortcuts

AUTOMATING TASKS WITH SHELL SCRIPTS

Invoking shell scripts

• Taking bash input from a file
• Running scripts using source
• Calling scripts as a command
• Passing positional parameters

Testing and controlling execution

• Checking exit status with if
• Verifying file attributes with conditionals
• Repeating commands with for loops

EXECUTING JOBS AND PROCESSES

• Monitoring processes with ps and top
• Launching multiple jobs
• Signalling with kill

ARCHIVING AND RETRIEVING DATA

• Mounting storage devices
• Measuring free space
• Compressing with bzip and gzip
• Creating tar archives