M: Well, you turn right and then carry straight on. And there are two hotels, they are in the High Street, on each side of the street.
W: Right, well. Could you tell me anything about the castle in town? Where is it?
M: Well, it's actually further down the High Street. When you cross over the bridge, you can see it on the other side of the river.
What is the woman doing here?
A.She is asking the way.
B.She is checking in at a hotel.
C.She is talking about the castle with the man.
D.She is going to the town center.
第2题
为下面哪一条指令不能使进位标志CF置“0”?
A.AND AL,AL
B.MOV AL ,0
C.SUB AL ,AL
D.CLC
第5题
已知AL=11111111B,执行“XOR AL,11111111B”指令后,零标志ZF和进位标志CF的状态分别是______。
A) 0,0
B) 0,1
C) 1,0
D) 1,1
第6题
假设AL寄存器中的内容是1,执行指令SUB AL,0FFH后,进位标志CF和溢出标志 OF的状态分别是()。
A.0和0
B.0和1
C.1和0
D.1和1
第7题
.MOV AL, 79 ADD AL,0B1H 执行上述指令后,标志位 CF 和 OF 的值()
A (CF=0,(OF=0
B (CF=0,(OF=1
C (CF=1,(OF=0
D (CF=1,(OF=1
第8题
假设(AL)=4H,执行SUB AL,5H指令后,CF(进位标志)和SF(符号标志)的状态分别为
A.0和0
B.0和1
C.1和0
D.1和1
第9题
MOV AL,79 ADD AL,0B1H 上面指令执行后 , 设置的标志位 CF 和 OF 的值()
A CF=0,OF=1
B CF=1,OF=1
C CF=0,OF=0
D CF=1,OF=0
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