答案查看网,轻松搜题/搜资源
登录
×
登录账号
记住密码
立即注册
忘记密码
×
注册
使用微信扫描二维码,获取账号密码后免费查看答案
前往登录
忘记密码
×
忘记密码
使用微信扫描下方二维码,即可找回您的账号密码
前往登录
立即注册
搜题/搜资源
【单选题】【消耗次数:1】
指令( )实现对AX当中D15和D0位求反,其他位不变的功能。
①
AND AX,7FFEH
②
OR AX,8001H
③
XOR AX,8001H
④
NOT AX
参考答案:
复制
纠错
相关题目
【单选题】
若 AX=-15 要得到 AX=15 应执行的指令是()。
①
NEG AX
②
NOT AX
③
INC AX
④
DEC AX
查看完整题目与答案
【判断题】
MOV??1234H,AX??
①
正确
②
错误
查看完整题目与答案
【判断题】
MOV 2347H, AX
①
正确
②
错误
查看完整题目与答案
【判断题】
MOV [1234H], AX
①
正确
②
错误
查看完整题目与答案
【判断题】
MOV[2787H], AX
①
正确
②
错误
查看完整题目与答案
【判断题】
MOV 2787H, AX.?
①
正确
②
错误
查看完整题目与答案
【单选题】
完成与指令XCHG AX,BX相同功能的指令或指令序列是
①
MOV AX,BX
②
MOV BX,AX
③
PUSH AX;POP BX
④
MOV CX,AX;MOV AX,BX;MOV BX,CX
查看完整题目与答案
【判断题】
若 (AX) = 7AF0H, 使用指19. 令 CWD 后, (DX) = FFFFH
①
正确
②
错误
查看完整题目与答案
【简答题】
执行指令 PUSH AX有 SP =[填空1], 执行指令 POP AX有SP =[填空2]。
查看完整题目与答案
【判断题】
若线性方程组AX=B的导出组AX=0有穷多解,则AX=B有无穷多解。
①
正确
②
错误
查看完整题目与答案
随机题目
【单选题】
I think science is ______ than Japanese.
①
much important
②
important
③
much more important
④
more much important
查看完整题目与答案
【单选题】
What ___ if I drink this?
①
happens
②
is happening
③
will happen
④
is happened
查看完整题目与答案
【单选题】
She ___ the door before she goes away.
①
had locked
②
is locking
③
has locked
④
was locking
查看完整题目与答案
【单选题】
I haven’t finished my composition. I ___ for two hours and a half.
①
?have written it
②
?have been writing it
③
?wrote it
④
am writing it
查看完整题目与答案
【单选题】
Look out! That tree ___ fall down.
①
is going to
②
will be
③
shall
④
would
查看完整题目与答案
【单选题】
My uncle ___ to see me. He’ll be here soon.
①
comes
②
is coming
③
had come
④
came
查看完整题目与答案
【单选题】
Helen believes if a man robs her of five dollars it is the same as if he _____ a hundred.
①
takes
②
will take
③
took
④
has taken
查看完整题目与答案
【单选题】
When I saw Mary, she ___ on the piano.
①
is playing
②
plays
③
was playing
④
played
查看完整题目与答案
【单选题】
Which sentence is right?
①
I dont think that he is not right.
②
I think he is not right.
③
I dont think that he is right.
④
I think he was not right.
查看完整题目与答案
【单选题】
__ of us likes the film. ?
①
Both?
②
All
③
Neither
④
Some
查看完整题目与答案