Microsoft Windows

Microsoft Windows is a line of graphical operating system, programmed in C, C++ and assembly language. MS Windows is used on approximately 90 percent of personal computers around the world, which clearly dominates all the other operating systems in the run.

 Microsoft Windows operating system was introduced on November 20, 1985 as Microsoft Windows 1.0. The most recent Windows client version is Microsoft Windows 7, mobile version is Windows Phone 7.5 and server version is Windows server 2008 R2.  


OS Version Release Date Key Features
Windows 1.0 20 Nov 1985 16-bit OS offered limited multitasking
Included programs like Calculator, Calendar, Notepad, Paint
No overlapping of application windows allowed
Windows 2.0 9 Dec 1987 The first Windows versions of Microsoft Word and Microsoft Excel
Application windows could overlap
VGA graphics (16 colors) 
Windows_2.1x 27 May 1988 Designed for Intel processors 
Hard disk was required for installing first time
Windows 3.0
Windows 3.1x
22 May 1990
      Mar 1992
Improved design 
Loadable virtual device drivers (VxD)
Applications could run in protected mode
Windows 95 24 Aug 1995 Codename  Chicago
Pre-emptive 32-bit architecture
Windows 98 25 Jun 1998 Codename Memphis
Windows update,Internet Explorer 4.01
Applications  like Outlook Express, Windows Address Book, FrontPage Express, Microsoft Chat, Personal Web Server and a Web Publishing Wizard, NetMeeting
Windows Me 14 Sep 2000 Internet Explorer 5.5, Windows Media Player 7, and the new Windows Movie Maker software
System Restore logging and reversion system
Windows NT 27 Jul 1993 Powerful high-level-language-based, processor-independent, multiprocessing, multiuser operating system
Used journal and secure NTFS file system 
16-bit and 32-bit platforms

Windows CE

Windows Embedded Compact was released on 16 November 1996 for embedded systems like PDAs, smartphones and other memory constrained devices. using the concepts and architecture of Windows CE was built from the scratch. Windows CE is a 32-bit architecture with multitasking and threading features.


  • With Windows operating system users can create several profiles on a same computer. Windows NT and its successors were designed keeping in mind multi-user security as well as user security over the network.
  • Microsoft releases Windows Updates which have security patches. These updates can be downloaded and updated automatically.
  • The newer versions of Windows NT implements memory protection hence restricting and limiting user access. Creating user-transparent encryption of confidential files and folders is possible using EFS option.

Related Information

Recover Deleted Partition Windows 7
The most recent stable release of Microsoft Windows is Windows 7. Windows 7 hard disk partitions can be deleted using Disk Management. Once deleted, the partition it is neither visible in the Disk Management nor data is available to user. In such cases user can recover the deleted partition using Remo Recover (Windows) application.

Recover Deleted Files in Windows XP
Common reasons of file deletion from Windows XP are power surge, abrupt system shut down or accidental deletion. If you have lost important files and you need those back; read the above article, which explain the recovery process.

Safe and Secure
Safe and Secure