Friday, May 28, 2010

computer operating systems












Windows XP

Windows XP is a line of graphical operating systems made by Microsoft for use on personal computers, including home and business desktops computers, laptops, and media center (Media Center). The name "XP" is short for "Experience". Windows XP is the successor to Windows 2000 Professional and Windows Me, and is the first Windows operating system versions of consumer-oriented built on the Windows NT kernel and architecture. Windows XP was first released on October 25, 2001, and more than 400 million copies of the installation used in January 2006, according to an IDC analyst estimates. Windows XP is replaced by Windows Vista, which was released to volume license users on 8 November 2006, and around the world to the general public on January 30, 2007. Many Original Equipment Manufacturer (OEM) and retail sales also stop production of the device with Windows XP on June 30, 2008. Microsoft itself continue to sell Windows XP through Custom-built PC (small OEM that sells assembled computers) until January 31, 2009. Windows XP may still be available for corporate users with volume licensing, as a means to downgrade to computers that are not yet ready to run the new operating system, Windows Vista Business Edition or Ultimate Edition or Windows 7 Professional.
Windows XP is available in various editions. The most common editions of the Windows XP operating system is Windows XP Home Edition, which is targeted for home users, and also Windows XP Professional, which offers additional features such as support for Windows Server domain, and two physical processors, and is targeted at power users market , business and corporate clients. Meanwhile, Windows XP Media Center Edition has additional multimedia features that offer the ability to record and watch TV shows, view DVD movies, and listening to music. There are more Windows XP Tablet PC Edition is designed specifically for the Tablet PC platform, namely a personal computer using a stylus. Windows XP finally released for two additional architectural addition to the Intel i386, which is called Windows XP 64-bit Edition for IA-64 architecture processors (Itanium) and Windows XP Professional x64 Edition for x86-64 processor architecture. There is also Windows XP Embedded, a version of Windows XP Professional which reduced all its features here and there for certain markets, and Windows XP Starter Edition is sold in some developing countries. In mid-2009, a first plant revealed that they have a cellular phone based on Windows XP operating system.
Version of Windows NT-based architecture known as the stability and efficiency better than the version of Windows 9x. Windows XP graphical user interface presents a significantly redesigned, so that the changes promoted by Microsoft as a view that is more user-friendly than previous Windows versions. A new software management facility called the Side-by-Side Assembly introduced to fix the problem of "DLL Hell" that often appear in Windows 9x. Windows XP is also the first version of Windows to use product activation "Windows Product Activation" to combat software piracy, although this is a matter of controversy. Windows XP also has been criticized by some users for computer security weaknesses, the integration of multiple applications such as Internet Explorer 6 and Windows Media Player which is very tight, and for those aspects of the standard user interface. Versions with Service Pack 2, Service Pack 3 and Internet Explorer 8 addressed some of these concerns.
During development, the development project known as Windows XP was codenamed "Whistler", taken from an area in British Columbia, as many Microsoft employees often do in Whistler-Blackcomb ski.
Until the end of August 2009, Windows XP is the version most widely used operating systems in the world with 66.2% market share, after peaking at 76.1% in January 2007. According to a statement of Net Applications, Windows XP pengsa highest market reached 85.3% in December 2006.

Windows XP comes in many varieties:

    
* Windows XP Professional
    
* Windows XP Home Edition
    
* Windows XP Media Center Edition
    
* Windows XP Tablet PC Edition
    
* Windows XP Starter Edition
    
* Windows XP Professional x64 Edition
    
* Windows XP Professional 64-Bit Edition for Itanium

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