| 摘要 |
PURPOSE:To share one module file in plural OS by providing identification information showing whether the module file concerned constitutes OS or not for every module file. CONSTITUTION:A module file group 20 consists of plural module files 21 which can constitute OS and plural index codes 22 which are provided in correspondence with respective module files 21. Respective index records 22 have OS information storage parts 23 showing whether the module files 21 constitute OS concerned in correspondence with identification information of respective OS. When OS to be started is instructed, the OS information storage parts 23 are checked, and the module file 21 showing that it constitutes OS concerned is loaded on a main storage device.
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