The docking bay replaces {HEAD ~ either a hard disk drive} or {TAIL ~ a floppy disk drive} in the personal computer 
The docking bay replaces { HEAD ~ either a hard disk drive } or { TAIL ~ a floppy disk drive } in the personal computer
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH