Let us first understand What is LVM & Why it is required.Suppose you have four hard disk of size 30 GB each and you require to create six

To delete partition first step is to unmount and after that delete partition and save configuration.

[root@RedHat adminji]# lsblk (list block) -⇾ This will show hard disk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 4G 0 disk sdb...

Once Partition is created we need to format and also mount it in order to use.

[root@localhost ~]# fdisk /dev/sda3 Command (m for help): m Generic d delete a partition F list free unpartitioned space l list known...

To query if package is installed or not [root@RedHat MyData]# rpm -qa zip zip-3.0-23.el8.x86_64 [root@RedHat MyData]# rpm -qa unzip...

How to manage Disk in Linux. Types of Disk & how to find partition.

How to give permission to user with the help of group.

1) Add User [root@RedHat ~]# useradd udaipur [root@RedHat ~]# passwd udaipur Changing password for user udaipur. New password: BAD...

What is umask command and for what it is it used . How to change it permanently.

How to provide Read, Write and Execute Permissions to Linux User

How tar is linked with Gunzip,Bunzip and XZ. And how powerful is Zip. Everything with proof.

Compress and Decompress files and folders with Tar. Is compression is really good ?

Linux - Command "find". Let understand how to use it.I will here share two most common used case scenarios where we use the command.

How to use "VIM" editor in Linux. It's simple then you could image but just requires little practice.

Linux Command "Grep" is used in day to day activity and specially for capturing logs for device.

What does command "touch" do ? Just Creates empty files or something more ? What does cat command do apart from printing file ?

What is Linux? Why it came into existence? How is it to differ from Unix ?