【简答题】试用CT74LS290的异步置零功能构成下列计数器。
【多选题】下列属于不可抗力事件范围的有______。
【单选题】What will cause traffic jams? 查看材料
A.
Buildings on Parson's Place.
B.
Building near the railway station.
C.
Travelers in the narrow streets.
D.
People going to the shops and hotels.
【多选题】What will cause a Ezonexam router to enter setup mode? (Choose two)
A.
The configuration file is missing in NVRAM.
B.
The configuration register is set to 0x2100.
C.
Boot system commands are misconfigured in the running-configuration.
D.
The setup command was issued from the privileged mode prompt.
【简答题】0401C03、什么是传感器,传感器的组成有哪些?其在检测系统中所处的地位如何?(10分)