Introduction to Microsoft Windows

Introduction to Microsoft Windows

    Windows is developed by Microsoft Corporation. Microsoft Windows is a series of graphical interface Operating Systems.
  Microsoft Windows provides the environment necessary to start up and to 
operate a personal computer.It controls the overall activity of the computer.
  Windows also provides virtual memory management, supports multitasking platform and support many peripheral devices. More than 90 % of all the personal computers were dominated by Windows Operating System.
An overview of different versions of Windows

  • Versions of Microsoft Windows 
  • Windows 1.0 - 2.0
  •  Windows 3.0 - 3.1
  • Windows 95
  •  Windows 98
  •  Windows-2000
  •  Windows –XP 
  • Windows Vista 
  • Windows 7
  • Windows 8

FIG 3.1: Versions of Windows
The first version of Microsoft Windows (Microsoft Windows 1.0) came out in 
November 1985.

FIG 3.2: Microsoft Windows 1.0
Rather than typing MS-DOS commands, you just move a mouse to point and user can click their way through screens in Windows1.0.
 On December 9, 1987 Microsoft releases Windows 2.0 with desktop icons and 
expanded memory. 
FIG 3.3: Microsoft Windows 2.0
With improved graphics support, you can now overlap Windows, control the screen layout, and use keyboard shortcuts to speed up your work. 
  Microsoft released Windows 3.0 in May, 1990. Offering better icons, performance and advanced graphics with 16 colors designed for Intel 386 processors.  This version is the first release that provides the standard "look and feel" of 
Microsoft Windows.

FIG 3.4: Microsoft Windows 3.0

In the year 1992 Microsoft releases Windows 3.1 and this is the most widely 
used Operating System yet.
 Windows 3.1 contained necessary fixes and improved font functionality. Microsoft continued to develop a new release, Windows NT, hoping it could be released as a continuation of Windows 3.0 and 3.1.  Unfortunately, issues with driver support and software meant that it was time for a new version altogether.
Microsoft introduced Windows 95 in August 1995 to supersede Windows 3.X and 
significant enhancement were made for managing multimedia elements.

 Window 95 is updated from 16-bit to 32-bit.
Microsoft released the next version of Windows on June 25, 1998: Windows 98.

 Windows 98 included improved hardware and hardware drivers, Internet 
Explorer, and eventually, Internet connection sharing.
A second edition of Windows 98 came out on February 17, 2000; it was named 
Windows 98 SE (for "Second Edition").
 On September 14, 2000, Microsoft released Windows Me (for Millennium 
Edition), also called Windows Millennium.
 Windows 2000 made everyone's lives easier by increasing the number of plug 
and play devices compatible with the operating system.

Windows XP was released in 2001.

Windows XP is the new version of Windows. The letter XP stands for extra 
performance, Microsoft Windows XP brims with new features, improved programs and tools. Windows XP comes in two versions, Home and Professional.

   Windows Vista is released in 2006 with the strongest security system. 

   Windows Vista security features protect against the latest generation of threats, such as worms, viruses and spyware. If an attacker manages to compromise a computer, Windows Vista limits the damage.

Windows 7 is released in 2009 to fulfill requirements of Windows vista.

Windows 7 include multi-touch support, Internet Explorer 8, improved performance and start-up time, Aero Snap, Aero Shake, support for virtual hard disks, a new and improved Windows Media Center, and improved security.

Windows 8 has been released in 2012.

   Windows 8 is a reimaged Operating System from the chipset to the user experience, and it introduces a totally new interface that works smoothly for both touch screens and input devices like mouse and keyboard. It functions as both a tablet for entertainment and a full-featured PC for getting things done.
   Windows 8 also includes enhancements of the familiar Windows desktop, with a 
new taskbar and streamlined file management.Windows 8 features a Start screen with tiles that connect to people, files, apps, and websites. Apps are easily accessed from the Windows Store built right into the Start 
screen.
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