Basic difference between Linux and Windows

Factor	Linux	Windows
Development	Linux was developed by Linus Torvalds in 1991	Windows was developed by Bill Gates in 1985
Cost	Linux is a free open source i.e. sharing of source code and it is distributed by various vendors. There are priced versions for Linux also, but they are normally cheaper than Windows..	For desktop or home use, Windows can be expensive. A single copy can cost around $50 to $450 depending on the version of Windows you want to use.
Usage	Linux can be installed on various hardware ranging from mobile to super computers	On PC's desktops, laptops, servers and some phones
File Systems Supported	Ext2,Ext3,Ext4,Xfs,FAT,FAT32,NTFS	FAT, FAT32, NTFS, exFAT
Shell	BASH(Bourne Again SHell)is the default linux shell,there are different shell which includes CSH,TCSH,KSH	Windows uses a command shell and each version of Windows has a single command interpreter with dos-like commands, recently there is the addition of the optional PowerShell that uses more Unix-like commands.
GUI	Linux typically provides two GUIs, KDE and Gnome. But there are millions of alternatives such as LXDE, Xfce, Unity, Mate, twm, etc.	The Windows GUI is an integral component of the OS and is not replaceable. This can be a con when it comes to Windows 8's Metro.
Security	Linux has had about 60-100 viruses listed till date. None of them actively spreading nowadays.	There have been more than 60,000 viruses in Windows. Anti Virus cost about $20 to $400 - usually in an annual fee for protection.
Gaming	Very few games available natively. Some games can be played through Wine, but often not all features are available.	Almost all games are compatible with Windows. Some CPU intensive and graphics intensive games are exclusive to Windows PC's
Terminal	Multi Terminal Windows	-
Examples	Ubuntu, Fedora, Red Hat, Debian, Archlinux, Android etc	Windows 8, 8.1, 7, Vista, XP