Red Hat System Administration I – SA1 (RHEL8) - Udemy

RED HAT ENTERPRISE Linux 8

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

•   Red Hat System Administration I - SA1 (RH124) ==> This Course Module will teach you this module.

•   Red Hat System Administration II - SA2 (RH134) 

RED HAT CERTIFIED ENGINEER EXAM (EX294 - 4 Hours Required) [ RHCSA is required RHCE ]

•   Red Hat System Administration III: Linux Automation with Ansible

Course Description:

Red Hat System Administration I - SA1

Introduction

• Red Hat System Administration 1

• About RHCE Certification

• Links to download RHEL, CentOS, VMWare Workstation or Oracle Virtual Box

• Create RHEL 8 Template using VMWare Workstation

• Installation of RHEL 8 using VMWare Workstation

• Installation of RHEL 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 Red Hat Enterprise Linux 8

• Overview of RHEL8

• Features of RHEL8

• 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