IO.SYS is a hidden, system file that is loaded early in the boot process of DOS-based systems. It is essential for the operating system to function. This article looks at its structure and work towards reconstruction.
MSDOS
DOS Notes
DOS is a command-line-based operating system that was foundational to the growth of the personal computer industry. It provided users with a simple yet powerful way to interact with their computers and manage hardware resources, setting the stage for more advanced operating systems in the future.