The host computer 102 is operational as any one of a number of different computing devices such as a personal computer, {TAIL ~ an image server computer}, a thin client, a thick client, a hand held or laptop device, a multiprocessor system, a microprocessor based system, a set top box, programmable consumer electronics, a wireless phone, an application specific integrated circuit , a network PC, minicomputer, {HEAD ~ mainframe computer}, and so on 
The host computer 102 is operational as any one of a number of different computing devices such as a personal computer , { TAIL ~ an image server computer } , a thin client , a thick client , a hand held or laptop device , a multiprocessor system , a microprocessor based system , a set top box , programmable consumer electronics , a wireless phone , an application specific integrated circuit , a network PC , minicomputer , { HEAD ~ mainframe computer } , and so on
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