Disk Operating System

When the computer starts, it starts the operating(a) system that takes the find out of the machine. An Operating strategy is a set of programs that help in controlling and managing the ironw are and the Software resources of a computer system. One type of operating system is state of matter. The main functions of disk operating system are to manage criminal record files, allocate system resources according to the requirement. DOS provides features essential to control hardware devices such as Keyboard, Screen, Disk Devices, Printers, Modems and programs. Basically, DOS is the median(a) through which the user and external devices attached to the system and choke with the system. DOS translates the command issued by the user in the night club that is understandable by the computer and instruct computer to mold accordingly. It also translates the result and any error message in the format for the user to understand. DOS works with applications written specifically for DOS, and it takes up a very small amount of memory. DOS is also a good contender for embedded systems that neediness no GUI interface. It operates in real mode, it can only perform one task at a time, this is called one tasking, however it will generally seem much alacritous than a system that allows you to perform many tasks at once. DOS also does not support hard drives lager than 7.8GB.



Computers dramatic play an important role in virtually all aspects of our life.

There are at least seven different fluctuations of DOS that ready been available through the years. The first version of DOS was created in 1981 by Microsoft for IBM and was authorize for personal computer use. Later Microsoft licensed MS- Dos to many computer manufactures. DOS 5.0 was the first version of DOS that was sold as a separate proceeds from Microsoft. The last retail...

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