Intel documentation describes the 386's Protection Test Unit as a component that "implements fast testing of complex memory protection functions." It is mostly composed of a PLA (Programmable Logic Array), referred to as Test PLA by Intel, that is physically visible by its regular appearance on the die. This single piece of combinational logic replaces what would otherwise be dozens of multi-cycle conditional branches in the microcode. Instead of testing privilege rules sequentially, the microcode issues a single protection test operation, and the PLA evaluates all applicable rules in parallel, producing a complete decision in one evaluation: continue, fault, or redirect to a gate handler.
Catering for this typically means two high-capacity fibre connections into and out of the stadium.
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退休移民官、基督教角聲佈道團紐約事工總幹事陳熾牧師接受BBC中文訪問時指，一些華人餐館、超市、美容店、按摩店、洗衣店等也是ICE會進行調查及執法行動的地方，這些行動也會引來華人社群的擔憂。
Цены на нефть взлетели до максимума за полгода17:55