How to set grub2 password in RHEL/CentOS 7/8 (Step by Step Guide)

Set grub2 password in RHEL/CentOS 7/8

In this guide, you will learn How to set grub2 password in RHEL/CentOS 7/8. What is GRUB and What is its use? GRUB stands for Grand Unified Bootloader. In simple language, we can say that GRUB is a boot loader. When you power ON the system, you get a list where the system gives you …

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How to Reset forgotten root password in RHEL/CentOS 7/8

Reset forgotten root password

As a Linux Administrator, You must know the importance of root User. Without root User, you cannot do any kind of configuration in Linux such as creating a partition, Configuring a service, and so on. That’s why root is also called as Superuser. Just think about what will happen if you forget the root user’s …

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rmdir command : How to delete a directory in Linux

How to delete a directory in Linux

Today you will learn how to delete (Remove) a empty directory in Linux operating system using rmdir command. To learn How to create a directory in Linux, see our guide: mkdir Command : How to Create a Directory in Linux Let’s get started. The rmdir command is derived from an ordinary word and that is …

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mkdir Command : How to Create a Directory in Linux

mkdir Command

Today we will learn how to create a directory in Linux operating system using mkdir command. Let’s get started. The mkdir command is derived from an ordinary word and that is Make Directory. What we call a folder in Microsoft Windows is called a directory in Linux. Features of mkdir Command Make new Directories Create Parent Directories …

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Linux Shutdown Command Examples (Complete Guide)

Linux Shutdown command Examples

Do you know How to shutdown your Linux Operating System securely? It’s straightforward. In this guide, you will learn How to Shutdown Linux OS securely using the shutdown command. Before starting the topic, I would like to explain to you the different shutdown process. Types of Shutdown There are two types of shutdown: Hard Shutdown: …

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