| 摘要 |
The computer system includes system back-up and multiple operating systems. A specific device among several peripheral storage devices can be selected by using a system selection switch, and the operating system stored in that device will be used to boot the computer.- DETAILED DESCRIPTION - The computer (100) includes multiple peripheral storage devices (210,230) connected to the computer, and separately storing at least two operating systems. At least two peripheral control interfaces (120,130) are each connected to the computer and to at least one storage device by signal cables and/or power cords (901).A system selection switch (900) is installed between the interfaces and the storage devices, and is operated to connect the computer via a control interface with a specific storage device, and hence booted from one of several operating systems. INDEPENDENT CLAIMS are included for; a computer described with reference to the drawings of the invention
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