RHEL (Redhat Enterprise Linux) is the best-known and most-used open source operating system. Redhat owns it. As an operating system, RHEL is software that sits underneath all of the other software on a computer, receiving requests from those programs and relaying these requests to the computer’s hardware.It’s is also one of the most secured OS.

In this course, we will be covering all the required areas of RHEL Basic and provide the scenarios based examples/troubleshooting.

Below are the course contents we are going to train you on:

Introduction

  • What is Linux
  • Linux History
  • Linux Features
  • Linux vs Unix
  • Linux Distributions
  • Linux Licensing

Kernel overview

  • What is Kernel
  • How it works
  • Kernel related settings and main configuration files

Shell overview

  • What is Shell
  • Types of Shell (SH/BASH/CSH/TCSH/KSH)
  • Default Settings/Files for a Shell
  • What different Shell files are used for

RHEL Booting process

  • How RHEL boots when machine is powered on
  • Different stages of booting
  • Main configuration files and settings

RHEL Server Installation

  • Creation of Virtual Machine
  • RHEL server installation with full demo
  • RHEL maintenance mode
  • Reset/Break root password
  • Tips and Tricks

File System management

  • File system hierarchy
  • Directories, Files and other special files
  • File Permissions/ownership
  • Creation/deletion/modification of all types of files/directory
  • Text Editor Vi
  • Soft links and Hard links
  • Useful commands and Tips/Tricks

I/O Management

  • Disk management
  • Disk partitioning/formatting
  • Mount/Unmount
  • Main configuration files/settings
  • Useful commands and Tips/Tricks

Process/Service management

  • What is process/service
  • How to manage process/service
  • Basic configuration/settings of services
  • Useful commands and Tips/Tricks

Memory management

  • Physical Memory
  • Virtual memory/SWAP
  • Useful commands to list/modify memory/swap
  • Useful commands and Tips/Tricks

User Administration

  • Creation/deletion/modification of user/group
  • Main configuration files/settings
  • Useful commands and Tips/Tricks

User Authentication

  • Basic Authentication
  • Password less Authentication
  • Authentication with additional security
  • Useful commands and Tips/Tricks

 RHEL Patching

  • What is package/patch
  • Why patching needed
  • Patching by RPM and YUM
  • Basics of REDHAT Satellite
  • Useful commands and Tips/Tricks

Miscellaneous

  • Cron Scheduling
  • Log rotation/archiving
  • Scenarios based troubleshooting

Interview Preparations/Q&A