Administration of Linux System Training Course

Course Code

linuxsysadmin

Duration

21 hours (usually 3 days including breaks)

Requirements

Knowledge of any Unix-like

Overview

  • How to administer the system?
  • How to manage user accounts?

Course Outline

Introduction

  • Linux system architecture
  • Distributions
  • Executing commands from the command line

Working with files and directories

  • The structure of the file system
  • Creating and deleting files and directories
  • Copying, moving and renaming files and directories
  • Viewing file content
  • Searching
  • Packing and unpacking files

Editing files

  • 'nano' editor
  • Editing from the command line with the 'sed' editor

Working in the shell

  • 'bash' shell
  • Shell expansion
  • Variables
  • Stream redirection
  • Initialization files

File system permissions

  • The concept of rights and ownership
  • Viewing and verifying permissions
  • Absolute and symbolic notation
  • Changing permissions with 'chmod'
  • Changing ownership with 'chown'
  • Default values ​​of 'umask'

Working with processes

  • Viewing and searching for processes
  • Process states
  • Process management

Starting the system

  • 'grub' boot loader
  • System kernel
  • Runlevels
  • Service configuration files
  • Stopping and restarting services

User management

  • User accounts
  • Creating, changing and deleting accounts
  • Security and password policy
  • Groups
  • User privileges

Network connections

  • Making remote connections using 'ssh'
  • Downloading files
  • Transferring files using 'scp'

System maintenance

  • Resource monitoring
  • Task management
  • System logs
  • Package management using 'apt' and 'yum'

Shell scripts

  • Basics of programming in the 'bash' shell
  • Variables
  • Tests
  • Functions
  • The exit status of the script

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