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
查看答案
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.
What does Alfred Eisenstaedt's famous kissing photo symbolize?
A. Exhaustion
B. Sadness
C. Exuberance
D. Relief
微信支付 
支付宝支付