SWITCHING METHOD OF OPERATING SYSTEM

摘要

PURPOSE:To switch automatically or a simple operation an operating system (OS) by switching OSs on the basis of a job control statement or an OS switching command from a keyboard. CONSTITUTION:An OS1 is loaded to a system by the initial program load and plural different programs 11 are executed by a job control 8. When an OS switching statement is executed in the job control 8, the initial program load 12 is executed and an OS2 to be another OS is loaded from a disc 6 to a memory to switch these OSs. Under the OS2, the different programs 11 are executed by the job control 8. The OS can be also switched by the input of an OS switching command from the keyboard.