题目内容

在工业中广泛使用的是每秒钟()。

A. 50周或者60周
B. 60周或者100周
C. 50周或者100周
D. 60周或120周

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更多问题

直流电机起动为什么要串入一定电阻或降压?

总体而言,儿童的生理成熟先于其心理的成熟。

A. 正确
B. 错误

在理论上,()地区的地转偏向力对风向无影响。

A. 极地
B. 中纬度
C. 赤道
D. 高纬度

During routine maintenance, G1/0/1 on DS1 was shutdown. All other interface were up. DS2 became the active HSRP device for Vlan101 as desired. However, after G1/0/1 on DS1 was reactivated. DS1 did not become the active HSRP device as desired. What need to be done to make the group for Vlan101 function properly ? ()

A. Enable preempt on DS1’s Vlan101 HSRP group
B. Disable preempt on DS1’s Vlan101 HSRP group
C. Decrease DS1’s priority value for Vlan101 HSRP group to a value that is less than priority value configured on DS2’s HSRP group for Vlan101
Decrease the decrement in the track command for DS1’s Vlan 101 HSRP group to a value less than the value in the track command for DS2’s Vlan 101 HSRP group.

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