单项选择题

There are many page replacement algorithms in page management. The most frequently used algorithm is( ).

A.FIFO
B.LRU
C.OPT
D.PPT
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单项选择题
按照Myres的说法,计算机系统分为若干层次。我们通常所指的体系结构是指( )。
A.逻辑门体系结构
B.微代码体系结构
C.操作系统体系结构
D.指令集体系结构
单项选择题
There are two styles in the evolution of instruction set, that is CISC and RISC. Which chip belongs to the RISC ( )
A.iAPX432
B.VAX—11/780
C.Motorola68000
D.Power PC
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