In {TAIL ~ another operational mode}, a boot order may be specified for two or more mass storage devices within a computer system by determining for each mass storage device type whether more than one mass storage device exists within {HEAD ~ the computer system} 
In { TAIL ~ another operational mode } , a boot order may be specified for two or more mass storage devices within a computer system by determining for each mass storage device type whether more than one mass storage device exists within { HEAD ~ the computer system }
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD