【单选题】【消耗次数：1】
同步RS触发器的“同步”时指（ ）
①
RS两个信号同步
②
Qn+1与S同步
③
Qn+1与R同步
④
Qn+1与CP同步
参考答案：
复制
纠错
相关题目
【单选题】
根据JK触发器的状态转移图，Qn=0转换到Qn+1=1, J和K端正确而又完整的控制状态是 。
①
J=1 K=d
②
J=0 K=d
③
J=d K=1
④
J=d K=0
随机题目
【单选题】
It is a(n) ____ attitude to take towards life.
①
absurd
②
silly
③
stupid
④
authentic
【单选题】
Postal ____ are determined by the class and weight of the parcel mailed.
①
taxes
②
payment
③
fees
④
premium
【单选题】
The bus was____ the driver.
①
in charge of
②
in the charge of
③
take charge of
④
free of charge
【单选题】
You’ d better add it up； I’ m no good at____.
①
fingers
②
calculate
③
figures
④
image
【单选题】
We can hear ____ from the back of the room.
①
just as good
②
just as easy
③
just as well
④
easily as well
【单选题】
She often says her greatest happiness ____ serving the handicapped children.
①
relies on
②
consists in
③
composes of
④
comprises in
【单选题】
The poet has____ fame all his life, but has never experienced it.
①
pursued
②
followed
③
chased
④
traced
【单选题】
Although ____ Spanish, he attended the course.
①
he was knowing
②
he is knowing
③
having a knowledge of
④
knows
【单选题】
The board deemed it’s urgent that these files ____
right away.
①
had to be printed
②
should have been printed
③
must be printed
④
should be printed