History of Computer Operating Systems - MSDOS

Microsoft operating system, which probably marks the rise of Microsoft. DOS is another operating system which has the basic feature of CUI (Character User Interface) mode. You require learning the commands. It was one of the most powerful computer operating systems of its time and Microsoft continuously improved this product, which led them to capture a significant market.

History of Computer Operating Systems - MSDOS
The original version of DOS, QDOS was purchased by Microsoft from Seattle Computer Products in 1981. Microsoft released much different type of versions of DOS and worked on the bugs present in those versions. By 1993, Microsoft had included the MOVE command, MSBACKUP and a simple anti-virus program and disk defragmenter. Microsoft kept on improving this product and by 1984, they had added support for high density floppy disks, 32 MB hard disks and networking. In 1994, Microsoft licensed a disk compression package called DriveSpace and included it in its DOS version. This version is also a part of the Windows 95 operating system.

Microsoft Windows
Windows operating system is the most widely used operating system in the world and it is a product from Microsoft. The latest new version is Windows 7. Microsoft Windows was an operating system that support for a variety of features before other operating systems had included them. Windows operating system captured wide range of software’s support in the large market .

History of Computer Operating Systems - Microsoft Windows
Microsoft announced the launch of Microsoft Windows, in November 10, 1983; it was an extension of the MS DOS operating system. This marked the beginning of the GUI era. This was very successful and they worked newer versions of Windows. After that Windows 95 was released in 1995. In 2000 saw the release of Windows ME after Windows 98 in 1998 and finally there was Windows XP, which was released in the year 2001. All these operating systems included a variety of features.. Finally Microsoft brought Windows 7 to the markets in March 2010. And this got most of the problems with Windows Vista, fixed.