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If you are a beginner (with some knowledge of Linux or having certification) or with professional Linux administration experience, then following Q & A help for your interview preparation.

In this tutorial, we will learn how to mount (attach) a drive in Linux with the EXT Linux file system, FAT or NTFS using mount command. We can use the same command to mount the USB drive and ISO image as well.

This tutorial will take you through various ways in which you can delete a directory in Linux.

In this tutorial, you will learn how to install JIRA on Ubuntu Linux. Developed by Atlassian, JIRA is proprietary and comprehensive software tool mainly used for project management, issue tracking, and bug fixing.

In this tutorial, you will learn the DateTime module supplies classes for manipulating dates and times in both simple and complex ways in Python.

In this tutorial, we learn how to manually manage fonts using the Ubuntu Linux command line, and also manage them using GUI font tools.

A firewall is a security feature that filters incoming and outgoing traffic and keeps at bay potentially malicious applications. Additionally, a firewall gives the systems administrator the authority to determine which services and ports to allow and which ones to block or disallow. In this tutorial, you will learn how to stop and disable the firewall on CentOS 8.

In this tutorial, we will need to explore some basic concepts about MBR and GPT to understand their advantages, limitations and differences.

In this tutorial, we will explain how to read, list and set the environment and shell variables. An environment variable is globally available, in a program and its child programs. A shell variable is only available in the current shell.

This tutorial shows you how to install docker on centos 8. We will cover adding user to group and test docker installation.

You can use any of the lightweight Linux distros and bring your old machine back to life. In as much we focus on the old distros, we do have some new releases that do not require many resources that can re-invent your old computers

Having looked at what SELinux is and the various modes it can be configured, let's now see how you can disable SELinux on CentOS 8

In this tutorial, we will install Python pip on CentOS 8 using the yum package manager and cover the basics of how to install and manage Python packages with pip.

Cockpit is a free and open-source web based server management software.In this tutorial, you will learn how to install the latest version of Cockpit on CentOS 8.

In this tutorial, we will go through the process which will help you to install the latest release CentOS 8 through a manual installation and a good understanding of the partitioning schemes that it offers.

During the troubleshooting of services running on a Linux system, checking open ports is one of the tasks any user or administrator should consider performing. If a service is expected to be running but for some reason it's not, then most likely the port associated with that service is closed and should be opened.

In this guide, we have put together a list of what we would consider as the most necessary applications that you should have in your Linux system to have a wholesome experience.

TLDR (Too Long Didn’t Read) is a community driven efforts to improve default Linux man pages, it provides an easy to under documentation for every command or utility and it also demonstrates the usage of the command with pretty simple examples.

In this article, I will show you the different ways to list mounted drives on Linux. We can use mount, cat, findmnt and df commands to list mounted device any Linux distribution like Ubuntu or Centos.

Echo is a Unix/Linux command tool used for displaying lines of text or string which are passed as arguments on the command line. This command is mostly commonly used in shell scripts. In this tutorial, we will look at different options of echo command.