Single User Operating System is a type of operation system. In this system only one user can access the computer at a particular time. The computer, that based on single user operation system has only one processor and executes only one program at all the time. This system provides all the resources such as CPU, I/O devices to to the single user at all the time.
There are two types of single user operating system:
- The single user, single-tasking operating system allow single user to execute one program at the particular time. For example MS-Dos.
- The single user, multi-tasking operating system allow single user to execute multiple program at the same time.