LCE400 - CentOS 8 Linux (RHEL 8 / Oracle Linux 8) - Fundamentals

• LCE500 - CentOS 8 Linux (RHEL 8 / Oracle Linux 8) - Fundamentals
  • Contents
  • Prerequisites
    • Hardware
    • Software
    • Internet
  • Using our infrastructure
  • Training Program
  • Skills Assessment

• A computer running either MacOS, Linux, Windows™ or Solaris™,
• QWERTY US Keyboard,
• 4 GB of RAM,
• Headphones,
• A mic (optional).

• Chrome, Edge or Firefox web browser.

• A fast, direct (no proxy or VPN), Internet connection (4G minimum),
• Access to : https://itraining.network, https://ittraining.team and subdomains thereof.
• Accessible ports : 80, 443.

The Instructor will assign you an ID ranging from Trainee01 to Trainee10.

In order to access our infrastructure, you will first need to login to one of our gateways using SSH:

Ask the Instructor for the password.

Once you are connected, use the following command to connect to your VM:

ssh -l trainee 10.0.2.45

If, for any reason, you cannot login via SSH use your Internet browser to navigate to your login page:

Enter your ID and ask the Instructor for the password.

Once logged in, click on the CentOS8_SSH_10.0.2.45 link. You will be logged into the VM automatically.

The VM comes with two pre-configured accounts :

• LCE400 - CentOS 8 Linux (RHEL 8 / Oracle Linux 8) - Fundamentals
  • Contents
  • Prerequisites
    • Hardware
    • Software
    • Internet
  • Using our infrastructure
  • Training Program
  • Skills Assessment

• LCE401 - File Hierarchy System
  • Directory Contents
  • Directory Structure
  • File Types
  • The mount command
    • Command Line Switches
  • The /etc/fstab file
    • Understanding the /etc/fstab file
      • Mountpoint Options
  • The umount command
    • Command Line Switches
  • Unix File Systems
    • Superblock
    • Inodes
    • Data Blocks
    • Hard (Physical) Links
    • Soft (Symbolic) Links
  • Commands: mount, umount.

• LCE402 - The VIsual Editor
  • Presentation
  • Creating, Opening and Closing files with VI
    • Commands
    • LAB #1 - Creating a new file with VI
    • LAB #2 - Opening a file in read-only mode using view
    • LAB #3 - Opening a file in read-write mode using VI
  • The set Command
    • Commands
    • LAB #4 - Turning on line numbering using set
  • Moving around within the file
    • Commands
  • Inserting Text
    • Commands
    • LAB #5 - Inserting text
  • Searching for Text
    • Commands
    • LAB #6 - Searching for and replacing text
  • Deleting Text
    • Commands
    • LAB #7 - Deleting lines
  • Copy, Cut and Paste
    • Commands
    • LAB #8 - Copying, Cutting and pasting text
  • Configuring a Personalised Interface
  • Commands: view, vi

• LCE403 - Help and Documentation
  • Help on external commands
  • Help on built-in commands
  • The man command
    • Command Line Switches
  • The apropos command
    • Command Line Switches
  • The makewhatis and whatis Commands under RHEL/CentOS 6
    • Command Line Switches
  • The mandb and whatis commands with RHEL/CentOS 7
    • Command Line Switches
  • The info command
    • Command Line Switches
  • Commands: help, man, info, apropos, makewhatis, mandb, whatis.

• LCE404 - Basic Shell Commands and Text Manipulation Tools
  • Use of Basic Shell Commands
    • The stty Command
      • Command Line Switches
    • The date command
      • Command Line Switches
    • The who Command
      • Command Line Switches
    • The df Command
      • Command Line Switches
    • The free Command
      • Command Line Switches
    • The whoami Command
      • Command Line Switches
    • The pwd Command
      • Command Line Switches
    • The cd Command
      • Command Line Switches
    • The ls Command
      • Command Line Switches
    • The lsof Command
      • Command Line Switches
    • The touch Command
      • Command Line Switches
    • The echo Command
      • Command Line Switches
    • The cp Command
      • Command Line Switches
    • The file Command
      • Command Line Switches
    • The cat Command
      • Command Line Switches
    • The mv Command
      • Command Line Switches
    • The mkdir Command
      • Command Line Switches
    • The rmdir Command
      • Command Line Switches
    • The rm Command
      • Command Line Switches
    • The sort Command
      • Command Line Switches
    • The more Command
      • Command Line Switches
    • The less Command
      • Command Line Switches
    • The find Command
      • Command Line Switches
    • The su Command
      • Command Line Switches
    • The updatedb and locate Commands
      • Command Line Switches
    • The whereis Command
      • Command Line Switches
    • The which Command
      • Command Line Switches
    • The uptime Command
      • Command Line Switches
    • The w Command
      • Command Line Switches
    • The uname Command
      • Command Line Switches
    • The du Command
      • Command Line Switches
    • The clear Command
    • The exit Command
      • Command Line Switches
    • The logout Command
      • Command Line Switches
    • The sleep Command
      • Command Line Switches
    • The wall Command
    • The seq Command
      • Command Line Switches
    • The screen Command
      • Command Line Switches
  • Switches and Arguments
  • Manipulating Text Files
    • Regular Expressions
      • BREs
      • EREs
    • Text-search Utilities
      • The grep Command
        • Command Line Switches
      • The egrep Command
        • Command Line Switches
      • The fgrep Command
      • LAB #1 - Using grep, egrep and fgrep
    • The Stream EDitor SED
      • Command Line Switches
      • LAB #2 - Using sed
    • The Text Processor AWK
      • Presentation
      • Field Separation
      • Conditions
        • A regular expression applied to a record
        • A regular expression applied to a field
        • Comparisons
        • Logical Operators
        • Built-in Variables
      • Awk Scripts
      • The printf function
      • Control Statements
        • if
        • for
        • while
        • do-while
      • Command Line Switches
      • LAB #3 - Using awk
  • Other Useful Commands
    • The expand Command
      • Command Line Switches
    • La Commande unexpand
      • Command Line Switches
    • The cut command
      • Command Line Switches
    • The uniq Command
      • Command Line Switches
    • The tr Command
      • Command Line Switches
    • The paste Command
      • Command Line Switches
    • The split Command
      • Command Line Switches
    • The diff Command
      • Command Line Switches
    • The cmp Command
      • Command Line Switches
    • The patch Command
      • Command Line Switches
    • The strings Command
      • Command Line Switches
    • The comm Command
      • Command Line Switches
    • The head Command
      • Command Line Switches
    • The tail Command
      • Command Line Switches
    • LAB #4 - Use the grep, tr and cut to extract your IP address from the output of ifconfig
  • Commands: stty, date, who, df, free, whoami, pwd, cd, ls, touch, echo, cp, file, cat, mv, mkdir, rmdir, rm, sort, more, find, su, locate, updatedb, whereis, which, uptime, w, uname, du, lsmod, modprobe, rmmod, modinfo, clear, exit, logout, sleep, grep, egrep, fgrep, sed, awk, tr, paste, cut, split, diff, cmp, uniq, patch, strings, comm, od, head, tail, wall, screen.

• LCE405 - Command Line Interface
  • The Shell
  • /bin/bash
    • Internal And External Commands
    • Aliases
    • The Prompt
    • The history Command
    • The TAB key
    • Metacharacters
      • The * Metacharacter
      • The ? Metacharacter
      • The [] Metacharacter
      • The extglob Option
      • ?(expression)
      • *(expression)
      • +(expression)
      • @(expression)
      • !(expression)
    • Protecting Metacharacters
    • Exit Status
    • Redirections
    • Pipes
    • Command Substitution
    • Conditional Command Execution
  • Environment Variables
    • Principal Variables
    • Internationalisation and Localisation
    • Special Variables
    • The env Command
  • Bash Shell Options
    • noclobber
    • noglob
    • nounset
  • Basic Shell Scripting
    • Execution
    • The read command
      • Code de retour
      • The IFS Variable
    • The test Command
      • Testing Files
        • LAB #1
      • Testing Strings
        • LAB #2
      • Testing Numbers
        • LAB #3
      • Expressions
        • LAB #4
      • Testing the User Environment
        • LAB #5
    • The [[ expression ]] Command
      • LAB #6
    • Shell Operators
      • LAB #7
    • The expr Command
      • Maths
      • Comparisons
      • Logic
        • LAB #8
      • The let Command
        • Maths
        • Comparisons
        • Logic
        • Binary
          • LAB #9
      • Control Structures
        • If
        • case
        • Loops
          • for
          • while
            • Example
        • Start-up Scripts
        • LAB #10
          • ~~/.bash_profile
          • ~/.bashrc
  • Commands: type, alias, unalias, chsh, history, wc, tee, set, vi, script, read, test, expr, let, if, case, for, while.

• LCE406 - Training Validation
  • Course Materials
  • Reminder of the Training Program
    • Day #1
    • Day #2
  • Training Evaluation
  • Exam - Acquired knowledge

Copyright © 2022 Hugh Norris - Non-contractual document. The Training Program may be modified without notice.