Linux Redhat System Administration I – SA1 (RHEL8)

Linux Redhat System Administration I – SA1 (RHEL8)

Linux Certified System Administrator Exam (EX200 – 2.5 Hours Required), there are two course modules as shown below.

  •   Linux System Administration I – SA1 First Part ==> This Course Module will teach you this module.
  •   Linux System Administration II – SA2 Second Part

Linux  Certified Engineer Exam (EX-294 – 4 Hours Required)

  •   Linux System Administration III: Linux Automation with Ansible

Course Description:

Linux System Administration I – SA1

Introduction

  • Linux System Administration 1
  • About Linux Certification
  • Links to download RHEL, CentOS, VMWare Workstation or Oracle Virtual Box
  • Create Linux OS 8 Template using VMWare Workstation
  • Installation of Linux OS 8 using VMWare Workstation
  • Installation of Linux OS 8 using Oracle Virtual Box
  • Connect from putty

Accessing the Command Line

  • Overview of Bash Shell
  • Virtual and Physical Consoles
  • GNOME3 Desktop Environment
  • Practice Lab Session on Accessing Command Line

Manage Files From the Command Line

  • About Linux File System Hierarchy Concepts
  • Identifying Linux File types
  • Absolute and relative paths
  • Command Line File Management
  • Soft Link And Hard Link In Linux
  • Pattern Matching
  • Tilde Expansion
  • Brace Expansion
  • Variable Expansion
  • Practice Lab Session

Getting Help, Creating and Editing Text Files in Linux

  • Reading Manual Pages
  • GNU Info
  • Input Output Redirection in Linux
  • Channels (File Descriptors)
  • Pipelines in Linux
  • tee command
  • Editing Text files from the shell prompt
  • Insert Mode
  • Command Mode
  • Extended Command Mode
  • Visual Mode

User Administration

  • Overview of User Administration
  • Describing user and Group Concepts
  • Primary Groups and Supplementary Groups
  • Types of User Account
  • Overview of Shadow file
  • Managing users passwords
  • Overview of Sudoers file
  • Syntax of sudoers file
  • Various Practice Lab Session

Controlling Access to Files

  • Overview of Linux File System Permissions
  • Attributes of a file
  • Managing File System Permissions from Command Line
  • Special permissions like Setuid, Setgid & Sticky bit etc
  • Practice Lab Session

Managing Linux Processes

  • Overview of Load Average in Linux
  • top command
  • Lab Session on Load Average
  • Process Management
  • Foreground & Background Process
  • Various Process Stats
  • Practice Lab Session

About Linux OS 8

  • Overview of Linux OS 8
  • Features of Linux OS 8
  • Controlling Services and Daemons
  • Introduction to Systemd, Systemd units
  • Lab on systemctl command and journal

Configuring and Securing SSH Service

  • Introduction about OpenSSH
  • SSH Hot Keys
  • SSH Key Based Authentication
  • Customizing OpenSSH Service Configuration
  • Practice Lab Session

Analyzing and Storing Logs

  • Describing System log Architecture
  • System Logging
  • Logging Events to the System
  • Collecting Information using journalctl
  • Log file rotation
  • Practice Lab Session

Archiving & transferring files

  • Archive a file using tar command
  • tar operations
  • tar compression options
  • Transferring files between systems securely
  • Practice Lab Session

Managing Networking

  • Describing Network Concepts
  • TCP/IP Network Model
  • Configuring network
  • Lab on add a network interface
  • Lab on modify an interface
  • Lab on delete an interface

Accessing Linux File Systems

  • Identifying File Systems
  • Block Devices
  • Lab Session on File System, mount, unmount etc
  • Locate Command
  • Find Command
  • Practice Lab Session

Monitoring the system

  • Overview of web console to monitor and analyze the server
  • Cockpit tool
  • Navigating the server using web console
  • Lab Session
  • Last Lecture

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