LFCS: Linux Essentials

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This is the first in a series of courses designed to support the Linux Foundation Certified SysAdmin and the Red Hat Certified System Administrator practical exams. Based on CentOS 7.2, we get you started with installation before helping your though the basics of working on a CentOS 7 system.
  • Course Introduction
  • Introducing the Linux Foundation and LFCS Certification
    • Welcome to the LFCS
    • Let's Look at How You Will Learn
    • Summary and What's Next
  • Installing CentOS 7
    • Introduction to Installing CentOS 7
    • CentOS Downloads
    • VirtualBox Networking
    • Install from Physical Media
    • Install from Network and Internet
    • Configure CentOS 7 Networking
    • Installing X
    • Add Guest Additions
    • Summary and What's Next
  • Working at the Command Line
    • Welcome to the Command Line
    • Accessing Consoles
    • Listing Files
    • File Types
    • Working with Files
    • Working with Directories
    • Working with Links
    • Summary and What's Next
  • Reading Files
    • Tools That We Use to Read from Files
    • Reading from Files
    • Regular Expressions and grep
    • Using sed to Edit Files
    • Comparing Files
    • Finding Files
    • Summary and What's Next
  • Using the vim Text Editor
    • Creating and Editing Files in Linux and Using touch
    • Using the nano Text Editor
    • Learning vim with vimtutor
    • Setting Defaults with .vimrc
    • Editing Files with vim
    • Summary and What's Up Next
  • Piping and Redirection
    • Introduction to Pipelines and Redirection
    • Redirecting STDOUT
    • Using the noclobber Option
    • Redirecting STDERR
    • Reading into STDIN
    • Using HERE documents
    • Command Pipelines
    • Named Pipes
    • Using the Command tee
    • Summary and What's Next
  • Archiving Files
    • Introducing Backups
    • Using the tar Command
    • Using Compression
    • Working with cpio
    • Imaging with dd
    • Summary and What's Next
  • Accessing Command Line Help
    • Introduction and Simple Help
    • Working with Man Pages
    • Working with Info Pages
    • Using Version Control Systems
    • Summary and What's Next
  • Understanding File Permissions
    • Introduction to Permissions
    • Listing Permissions
    • Managing Default Permissions
    • Setting Permissions
    • Managing File Ownership
    • Summary and What's Next
  • Accessing the Root Account
    • Introduction to Root Access
    • Using su
    • Implementing sudo
    • Restricting root Access to SSH
    • Summary and What's Next
  • Accessing Servers with SSH
    • Welcome to the SSH Client
    • Configuring the SSH Client
    • Using Key Based Authentication
    • Copy Files Securely
    • Summary and What's Next
  • Using Screen and Script
    • Introduction to Screen and Script
    • Using Script as a Collaboration Tool
    • Running Commands Across Your Estate with Screen
    • Summary
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