8086 CPU芯片的时序中,不加等待的一个总线周期需时钟周期数为( )。
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8086/8088CPU中, 时钟周期、指令周期和总线周期按费时长短的排列是( )。
A. 时钟周期>指令周期>总线周期
B. 时钟周期>总线周期>指令周期
C. 指令周期>总线周期>时钟周期
D. 总线周期>指令周期>时钟周期
当控制线READY=0时, 应在( )插人等待周期Tw。
A. T1和T2间
B. T2和T3间
C. T3和T4间
D. 任何时候
8086/8088CPU的地址有效发生在总线周期的( )时刻。
A. T1
B. T2
C. T3
D. T4
Which of the following is NOT true about Rpbert Capa's best shot?
A. The pictures were taken on the morning of June 6, 1944.
B. The pictures were about the D-Day battle.
C. Some exposures were ruined by a lab assistant.
D. The pictures were used in the movie Saving Private Ryan.
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