[形考线下] 利用一片CT74LS161设计置位型计数器,其置位输入端D3D2D1D0为011 日期:2022-06-15 18:12:00 点击:179 好评:0
5. 利用一片CT74LS161设计置位型计数器,其置位输入端D3D2D1D0为0110,这是()进制计数器。 A. 16 B. 8 C. 10 D. 5 ...
[形考线下] 组合电路在电路结构上的特点是:电路任一时刻的输出仅取决于该时 日期:2022-06-15 18:11:03 点击:154 好评:0
5. 组合电路在电路结构上的特点是:电路任一时刻的输出仅取决于该时刻的输入状态,而与电路前一时刻的状态无关,因此输入状态影响输出状态。 A. 错误 B. 正确 ...
[形考线下] 在下列逻辑电路中,不是组合逻辑电路的是()。 日期:2022-06-15 18:10:08 点击:64 好评:0
5. 在下列逻辑电路中,不是组合逻辑电路的是()。 A. 全加器 B. 寄存器 C. 译码器 D. 编码器 ...
[形考线下] 利用半导体制作工艺,将器件和电路中的元件制作在一片硅片上,构 日期:2022-06-15 18:09:11 点击:65 好评:0
5. 利用半导体制作工艺,将器件和电路中的元件制作在一片硅片上,构成特定功能的电子电路,称为集成电路。 A. 错误 B. 正确 ...
[形考线下] 放大电路在截止频率处,幅值下降( )。 日期:2022-06-15 18:08:15 点击:137 好评:0
4. 放大电路在截止频率处,幅值下降( )。 A. 6dB B. 3dB C. 20dB D. 10dB ...
[形考线下] As it ________ the midnight, the whole city was sunk in the 日期:2022-06-15 18:07:18 点击:135 好评:0
23. As it ________ the midnight, the whole city was sunk in the quiet sleep. A. approached to B. approached C. came D. came in ...
[形考线下] He asked me such an _______ question that I did not know wha 日期:2022-06-15 18:06:23 点击:104 好评:0
16. He asked me such an _______ question that I did not know what to reply. A. awkward B. eager C. endless D. alone ...
[形考线下] Before Rose Sandval spoke again, she _______ Homer’s eyes. 日期:2022-06-15 18:05:28 点击:59 好评:0
10. Before Rose Sandval spoke again, she _______ Homer’s eyes. A. researched B. learned C. inspected D. studied ...
[形考线下] Our history professor explained the ________ cause of the Fi 日期:2022-06-15 18:04:33 点击:107 好评:0
3. Our history professor explained the ________ cause of the First World War. A. principle B. primary C. average D. common ...
[形考线下] We can remember childhood without television. It wasn’t tha 日期:2022-06-15 18:03:40 点击:194 好评:0
22. We can remember childhood without television. It wasn’t that difficult. Honest. The truth is A. we were on the ball B. we had a ball C. kept the ball rolling D. we had the ball at our feet ...