This document compares the Windows and Linux operating systems. It discusses that Windows was developed by Microsoft to overcome limitations of MS-DOS, while Linux was created in 1991 by Linus Torvalds. It outlines key versions and features of each OS, such as ease of use for Windows and open source nature of Linux. The document compares aspects like security, price, compatibility and bundled software. It concludes that no OS is definitively better, and the best choice depends on the individual user's needs.