Linux is a Unix-like operating system assembled under the model of free and open-source software development distribution.The defining component of Linux kernel , an operating system kernel released by Linus Torvalds. Linux is packaged in a form known as Linux Distribution.Linux Distributions include the linux kernel, supporting utilities and libraries and usually a large amount of application software to fulfill the distribution’s intended use.
Benefits: 1. Decreasing software costs,
2. Increasing security,
4. Protecting privacy
5. Giving users more control over their own hardware.
Power of Linux:
1. Millions of servers are having Linux Operating System.
2. Desktops Operating System
3. Smartphone Opearting System
Example of Linux Operating System/Linux Distribution:
Ubuntu, Debian, Linux-Mint, Fedora , openSUSE, Arch Linux, Red Hat Enterprise Linux,SUSE Linux Enterprise Server, Android.
Open -Source Software means a users have freedom to copy, study ,and change the software in any way and can be shared i.e it is freely licensed by name GNU General Public License.
In contrast to Freely Licensed or Open-Software, We also have Proprietary software ,where the software is under restrictive copyright and the source code is usually hidden from the users.
Desktop Environment is an implementing of the desktop metaphor made of a bundle of programs running on top of a computer operating system, which share a common graphical user interface. A Desktop Environmnet typically consistes of icons,windows,toolbars, folders, wallpapers and desktop widgets.
Desktop Environment aims to be an intuitive way for the user to interact with the computer using concepts which are similar to those used when interacting with the physical world,such as buttons and windows.
There some Desktop- Environment for unix-like operating system Cinnamon,GNOME Shell, KDE, LXD, Xfce.
To Know More About Linux Refer:
Next Post, we are going to get familiar with the Terminal. Please be ready with installed Linux on your system. I am going to use Ubuntu 14.04.