题目内容

双稳态触发器有两个稳定状态分别为“0”与“1”,“0”态可以翻转为“1态”,“1”态又可以翻转为“0”态。()

A. 对
B. 错

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当J=K=1时,则来个时钟脉冲,触发器翻转一次()

A. 对
B. 错

时序逻辑电路中由于存在反馈,其输出不仅与当时的输入状态有关,还与电路的上一状态有关()

A. 对
B. 错

实现同一功能的逻辑电路是唯一的()

A. 对
B. 错

Dialogue OneFisher: Now, Mr. Green, you’re our (1)________________.This time I would like to strongly recommend our new series of glassware to you.Green: Oh, is there something special about it?Fisher: Yes, it’s (2) ________ special. You see the foam-insulated jacket takes the color printing so nicely.Green: But is it a glass bottle for wine or for beer?Fisher: This upscale glass bottle is (3) _______________ wine and for beer. It has the latest twists in closures.Green: What about the table glass?Fisher: That’s a good question. Our delicate Royal Glassware series table glass will show your noble class on the table. They are so (4) ___________________.Green: That’s good. What’s the price?Fisher: Our prices are very (5) ________________________, we can guarantee you’ll buy the highest quality glassware with the lowest price.Green: Thank you so much for the information. I’ll place a large order.Fisher: That’s very nice.

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