XP

Windows XP (Windows eXPerience) is a version of Microsoft Windows, based on Windows 2000 and with important improvements. It was launched on October 25, 2001. In August 2012, it had a market share of 46.33%, and was surpassed by Windows 7, which already had 46.60% market share. In December 2013, it had a market share of 500 million computers. The letters "XP" come from the word eXPeriencia. His initial code name was Whistler. It has versions for various computer environments, including home or business PCs, as well as laptops, "netbooks", "tablets" and "multimedia centers". Successor of Windows 2000 together with Windows ME, and predecessor of Windows Vista, is the first Microsoft operating system oriented to the consumer that is built with a core and architecture of Windows NT available in versions for platforms of 32 and 64 bits. of previous versions of Windows, being based on the Windows NT architecture from the Windows 2000 code, presents improvements in stability and performance. It has a significantly redesigned graphical user interface (GUI) (called Luna), which includes redesigned features, some of which slightly resemble other GUIs of other operating systems, a change promoted for easier use than in previous versions. New software management capabilities were introduced to avoid the "DLL Hell" (hell of the DLLs) that plagued the old versions. It is also the first version of Windows that uses product activation to reduce software piracy.