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Linux Admin Course Content | Linux Admin Corporate Training | Linux Admin Online Training

Linux Admin Corporate Training | Linux Admin Online Training


Linux Admin Course Content

  • Linux? Why?
    • Hardware, software, operating system...
    • UNIX Market and place for Linux within it
    • OSS (Open Source Software) principles
    • GNU GPL, Linux philosophy and distributors
    • Linux for networking and developers
    • Introduction to objectives and coverage
  • Linux Session
    • Gaining access to the system
    • Ordinary users vs. the superuser
    • Login process, shells and line interpreters
    • Command line structure, control and examples
    • Simple system interrogation utilities
    • Simple file reading utilities
    • File system layout and navigation
    • System and user directories
    • Using filenames with absolute and relative pathnames
    • Getting help
  • Using Files and Directories
    • File system - the user's perspective
    • Directory structure
    • FSH standard
    • File and directory manipulation commands
    • Copy, move, remove, etc
    • File system - the system's perspective
    • I-nodes and file attributes
    • Hard links and symbolic links
  • Editing Text
    • Operational modes of vi
    • Command mode vs. Insert mode
    • 'Colon', or 'ex' mode
    • Useful vi commands
    • Navigation and editing command
    • Search and substitute
    • Extended vi commands and vim configuration
    • Alternative editors
    • GUI and text choices
  • BASH - Your Interpreter
    • Shell as Interpreter and command line scan
    • Generating filenames with wildcards (globbing)
    • Quoting (protecting special characters from the shell)
    • Variable and command substitutions
    • Protecting special characters for the shell
    • Bash Command History
    • Bash Command Line Editing
  • BASH Environment
    • Shell definitions
    • Creating, recalling and sharing shell variables
    • Shell aliases and functions
    • Character sets and localisation
    • Bash variables to control these
    • Controlling shell behaviour with set -o and shopt
    • Interactive Start-up Files
    • Start-up files for login and non-login shells
  • Who is the Boss
    • The su command
    • su interactive session
    • Running one-off commands
    • Checking who you are
    • Understanding id and who am i tools
    • The sudo tool
    • Typical sudo session
    • sudo configuration file
  • Processes
    • What is a Process?
    • How a process starts
    • How a process ends
    • The kill command and signals
    • Command exit status
    • Identifying Processes
    • ps, top and GUI process monitors
  • Job Control
    • Background jobs
    • One-off deferral with at
    • Daemon and job manipulation
    • User access configuration files
    • Spool directory
    • Scheduling repeated tasks with crontab
    • The cron daemon and configuration tables
    • User access configuration files
  • Data Streams
    • Standard data streams
    • Standard output stream (stdout)
    • Standard error stream (stderr)
    • Standard input (stdin)
    • Redirecting streams
    • Redirecting standard output, error and input
    • Synchronising (merging) streams
    • Other methods of handling data streams
    • Collecting data with sub-shells
    • Using command substitution
  • Pipes and Filters
    • Sending stdout to a process
    • Pipes
    • Multistage Pipes
    • Simple Filters
    • Why Use Filters?
    • Problem Solving Approach
    • The cut, sort, uniq, grep and tr commands
    • Filter Examples
  • Basic Regular Expressions (and SED)
    • Regular expressions
    • What is sed
    • Specifying simple instructions
    • Understanding sed addressing
    • Using a sed command file
    • More sed editing commands
  • File Management Tools
    • Using PATH to identify command origins
    • The which and type commands
    • Locating files
    • The locate command and mlocate database
    • Identifying filenames with find
    • Specifying search criteria and requesting actions
    • Backups with cpio, and dd and tar
    • Compression tools
  • Filesystem Access
    • Files, directories and filesystems
    • File and directory access
    • Read/write/execute permissions
    • User types
    • Additional permission bits
    • Set user/group ID bits and sticky bit
    • Using chmod, chown and chgrp to manipulate access attributes
  • Working in a Network Environment
    • Basic network card configuration
    • Using ifconfig tool
    • GUI configuration programs exist
    • Basic routing configuration
    • Using route commands
    • Network diagnostics
    • With ping, traceroute and netstat
    • Using ssh for remote shell logins
  • X Window System
    • X Window System as Linux GUI Interface
    • Origins and implementation
    • X Window System Architecture
    • Client-server communication
    • Setting display access rights
    • Selecting destination display
    • Window managers / desktop systems
    • Gnome, KDE and more…
    • X Window resources
    • Fonts, colours, geometry
  • Writing Shell Scripts
    • Simple scripts
    • Positional parameters
    • Command exit status
    • Selection commands
    • Looping commands
    • Interactive input

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