How to install ubuntu 2017

What is Linux?

Linux is a family of free and open-source software operating systems built around the Linux kernel. Typically, Linux is packaged in a form known as a Linux distribution for both desktop and server use. (Wikipedia)

In simple words, its operating system like windows but with extra stuff to make android roms, servers, etc.

What is ubuntu now?

Ubuntu is an open source operating system for computers. It is a Linux distribution based on the Debian architecture.

ISO and Tools required to get started with ubuntu

Ubuntu ISO link:

Rufus for making bootable USB: