The Evolution Of Microsoft Operating Systems

The Microsoft operating system has seen many changes over the last cardinal years. From Microsofts Disk Operating System (DOS) introduced in 1981 to Windows millenary Edition, first seen on store shelves in late 2000, Microsofts operating system has changed all told. What began as a difficult to understand, and sometimes difficult to use, text only operating system, has evolved into a completely graphical, very user-friendly interface. As computer hardware changes, so must the software connecting it with the user. Microsofts operating systems have evolved and changed greatly with the evolution of computer systems.

Microsofts DOS 1.0 became one of the more or less important operating systems for personal computers when IBM chose to use DOS in many of their PCs. The only competitor for the operating system at the time for Intels 8088 processor was a version of CP/M (Control Program/Monitor) published by Digital Research and exchange for $249. It also did not come bundled with any programming software, significance you would have to buy UCSD (University of California at San Diego) p-system, which was based on the Pascal programming language, and sold for another $149. At the time, Microsoft had latterly purchased QDOS (Quick & Dirty Operating System) from Tim Paterson of Seattle Computing.



Microsoft then offered to license a customized version of QDOS bundled with BASIC (Beginners All-Purpose Symbolic Instruction Code) to IBM. IBM evaluate the offer, and later marketed the operating system as PC-DOS. Since Microsoft only licence DOS to IBM, they retained the rights to sell it to users and other companies as they wished. PC-DOS and MS-DOS some(prenominal) cost $49, a considerable savings over the CP/M and UCSD p-system combination, and in most cases IBM gave PC-DOS away with their computers. Soon, 99% of all PCs were caterpillar track Microsofts DOS.

MS-DOS was a 16-bit, single user, single tasking,

If you want to hold a full essay, order it on our website: Orderessay



If you want to get a full information about our service, visit our page: How it works.