【多选题】下图为单总线结构数据通路实例 关于该数据通路的下列描述中,正确的是( )
A.
PC +“1" 的数据通路为 PC -> X -> ALU ->Z -> PC
B.
取指令的数据通路为: PC -> AR -> MEM -> DR -> IR
C.
所有控制寄存器向总线数据的控制信号,如R2out, Zout等都一定不能同时有效
D.
所有控制从总线向寄存器输入的控制信号,如Xin,R2in等一定不能同时有效
【简答题】Fill in the blank in each sentence with a word taken from the box in its appropriate form. await delay dread confront facade premise feverishly automatically 1. Scientists in California believe they m...
【多选题】下图为单总线结构数据通路实例【图片】关于该数据通路的下列描述中,正确的是( ) (多选)
A.
PC +“1" 的数据通路为 PC -> X -> ALU ->Z -> PC
B.
取指令的数据通路为: PC -> AR -> MEM -> DR -> IR
C.
所有控制寄存器向总线数据的控制信号,如R2out, Zout等都一定不能同时有效
D.
所有控制从总线向寄存器输入的控制信号,如Xin,R2in等一定不能同时有效
【单选题】What happens to the photos in the end?
A.
They are kept by Joe for memory.
B.
They are kept by Ann for memory.
C.
They are used in a report.
D.
They are used in a magazine.
【简答题】试推测图3一1和图3—2哪个是2,2一二甲基戊烷的IR谱图,哪个是2一甲基丁烷的IR谱图。
【判断题】T he word “ taken ” includes an allomorph of the past participle morpheme.
【简答题】Fill in the blank in each sentence with a word taken from the box in its appropriate form. await delay dread confront facade premise feverishly automatically Scientists in California believe they may ...