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PC ROM BIOSPC ROM BIOSPosted Aug 11, 2011 14:31 UTC (Thu) by dd9jn (subscriber, #4459)Parent article: The Extensible Firmware Interface - an introduction
The PC worked similar to IBM's "professional" /23. Thus the reason for having the BIOS in the ROM was that the PC booted into a BASIC interpreter stored on ROM if no boot floppy was present. IIRC, there was even no automatically boot from the optional tape drive you could use on a floppyless box.
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