receiving initialization data at {TAIL ~ said central control unit} from a user that specifies operational characteristics of said system under {HEAD ~ test}, said initialization data defining said plurality of operationally interdependent components; and 
receiving initialization data at { TAIL ~ said central control unit } from a user that specifies operational characteristics of said system under { HEAD ~ test } , said initialization data defining said plurality of operationally interdependent components ; and
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH