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Now that we know what Linux is, it is the time that to learn how we should install it on the computer and choose which Distribution we should use. Let us start by understanding what a Linux Distribution is.

In this tutorial, we will learn -

What is a Linux Distribution?

Well, now as you know that Linux is open-source, free to use kernel. It is used by programmers, organizations, profit and non-profit companies around the world to create Operating systems to suit their individual requirements.

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To prevent hacking attempts, many organizations keep their Linux operating systems private.

Many others make their variations of Linux available publicly so the whole world can benefit at large.

These versions/ types /kinds of Linux operating system are called Distributions.

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How many distributions are out there?

There are hundreds of Linux operating systems or Distributions available these days. Many of them are designed with a specific purpose in mind. For example, to run a web server or to run on network switches like routers, modems, etc.

The latest example of one of the most popular smartphone-based Linux Distribution is Android!

Many of these Distributions are built to offer excellent personal computing.

Here, are a few popular Linux Distributions (also called Linux Distro) -

Linux Distribution	Name	Description
Arch	This Linux Distro is popular amongst Developers. It is an independently developed system. It is designed for users who go for a do-it-yourself approach.
CentOS	It is one of the most used Linux Distribution for enterprise and web servers. It is a free enterprise class Operating system and is based heavily on Red Hat enterprise Distro.
Debian	Debian is a stable and popular non-commercial Linux distribution. It is widely used as a desktop Linux Distro and is user-oriented. It strictly acts within the Linux protocols.
Fedora	Another Linux kernel based Distro, Fedora is supported by the Fedora project, an endeavor by Red Hat. It is popular among desktop users. Its versions are known for their short life cycle.
Gentoo	It is a source based Distribution which means that you need to configure the code on your system before you can install it. It is not for Linux beginners, but it is sure fun for experienced users.
LinuxMint	It is one of the most popular Desktop Distributions available out there. It launched in 2006 and is now considered to be the fourth most used Operating system in the computing world.
OpenSUSE	It is an easy to use and a good alternative to MS Windows. It can be easily set up and can also run on small computers with obsolete configurations.
RedHat enterprise	Another popular enterprise based Linux Distribution is Red Hat Enterprise.It has evolved from Red Hat Linux which was discontinued in 2004. It is a commercial Distro and very popular among its clientele.
Slackware	Slackware is one of the oldest Linux kernel based OS's. It is another easy desktop Distribution. It aims at being a 'Unix like' OS with minimal changes to its kernel.
Ubuntu	This is the third most popular desktop operating system after Microsoft Windows and Apple Mac OS. It is based on the Debian Linux Distribution, and it is known as its desktop environment.

The Best Linux Distribution!

The term best is relative. Each Linux distribution is built for a specific purpose-built to meet the demands of its target users.

The desktop Distributions are available for free on their respective websites. You might want to try them one by one till you get to know which Distribution you like the most. Each one of them offers its own unique design, applications, and security.

We will be using Ubuntu for our learning purpose as it's easy for a beginner to understand.

How to Install Linux

Let's look the below Linux installation guide which has various methods we can use to Download Linux(Ubuntu) and install it.

Installing Linux using USB stick

This is one of the easiest methods of installing Ubuntu or any distribution on your computer. Follow the steps to install Ubuntu from USB.

Step 1) Download the .iso or the OS files on your computer from this link.

Step 2) download free, software like 'Universal USB installer to make a bootable USB stick.

Step 3) Select an Ubuntu Distribution form the dropdown to put on your USB

Select your Ubuntu iso file download in step 1.

Select the drive letter of USB to install Ubuntu and Press create button.

Step 4) Click YES to Install Ubuntu in USB.

Step 5) After everything has been installed and configured, a small window will appear Congratulations! You now have Ubuntu on a USB stick, bootable and ready to go.

Installing Linux using CD-ROM

Those who like the way a CD runs should try using this method.

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Step 1) Download the .iso or the OS files onto your computer from this link http://www.ubuntu.com/download/desktop.

Step 2) Burn the files to a CD.

Step 3) Boot your computer from the optical drive and follow the instructions as they come.

Installing Linux using Virtual Machine

This is a popular method to install a Linux operating system. The virtual installation offers you the freedom of running Linux on an existing OS already installed on your computer. This means if you have Windows running, then you can just run Linux with a click of a button.

Virtual machine software like Oracle VM can install Linux on Windows in easy steps. Let us look at them.

Here the brief steps

PART A) Download and Install Virtual Box

Download Virtual box using this link

Depending on your processor and OS, select the appropriate package. In our case, we have selected Windows with AMD

Once the download is complete, Open setup file and follow the steps below:

Step-1) Click On next

Step-2) Select you're the directory to install VirtualBox and click on next

Step-3) Select Desktop icon and click on next, now click on yes

Step-4) Click On install to install Linux on Windows.

Step-5) Now installation of the virtual box will start. Once complete, click on Finish Button to start Virtual Box

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