msdos.sys io.sys command.com
I think you need more than 3, as far as im aware you need: Boot.ini, NTLDR and IO.sys.
1. There is no the Linux operating system.2. Only one component is strictly necessary to make a Linux operating system - the kernel.
the three primary categories of software are the operating system, application programs, and user files.
It manages the Hardware resources maintanes the system of files controls input and output operations
MS-DOS = MicroSoft Disk Operating System & IO.SYS, MSDOS.SYS, & COMMAND .COM
window operating system
The three main functions of an Operating System are process management, memory management and file management.
types of devices in operating system
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windows xp ,linux,vista
Microsoft's operating system is Windows, of which XP, Windows 7 and 8, are just three examples.
No, it can have many users.I have three for example.