更多"[单选题]When setting the altimeter, pi"的相关试题:
[单选题]What action should be taken when a pilot is "cleared for approach" while being radar vectored on an unpublished route?
A.Descend to minimum vector altitude
B.Remain at last assigned altitude until established on a published route segment.
C.Descend to initial approach fix altitude
[判断题]、When pass the immigration lane, you should read the card first and then press the fingerprint machine. 中文意思是“入出境时请走人工查验通道。”( )
A.正确
B.错误
[判断题]CDT/DISA都属于循环式规约。
A.正确
B.错误
[单选题]技师甲说,一般DIS系统是用一个点火线圈配两个火花塞,技师乙说,有些DIS系统依靠浪费火花系统来使火花塞跳火。谁正确? ( )
A.甲正确;
B.乙正确
C.两人均正确
D.两人均不正确
[单选题]在广播类型网络中，DIS默认发送HELLO时间间隔为多少？
A.5S
B.10s
C.3.3S
D.40S
[判断题]PSX610G远动装置CDT/DISA规约使用以太网通讯。
A.正确
B.错误
[单选题]接口优先级为0的IS-IS路由器，不能参与DIS选举。
A.正确
B.错误
[判断题]CU/LU 由CPU（中央处理器）、TRC: （通信电路）、DIS: （带隔离数字量输入）、AIO:（模拟量输入输出）、DOS:（带隔离数字量输出）、PSM:（电源模块）组成。
A.正确
B.错误
[单选题]技师甲说,在DIS系统中每当传感线圈产生电压信号时,开关晶体管切断点火线圈初级绕组的电流,技师乙说,当传感线圈不产生电压信号时,晶体管切断电流。谁正确? ( )
A.甲正确;
B.乙正确
C.两人均正确
D.两人均不正确
[单选题]关于以下配置描述错误的是？[WSB]STP TC-PROTECTION？DISABLE TC PROTECTION FUNCTION DISABLE ENABLE TC PROTECTION FUNCTION ENABLE
A.启用TC保护功能后，在单位时间内，MSTP进程处理TC类型BPDU报文的次数可配置
B.启用TC保护功能避免攻击者伪造拓扑变化BPDU报文恶意攻击交换设备造成的频繁的删除MAC地址表项和ARP表项，从而达到保护交换设备的目的
C.执行命令STP TC-PROTECTION ENABLE，使能MSTP进程对TC类型BPDU报文的保护功能
D.缺省情况下，交换设备的TC保护功能处于未使能状态
[单选题]在DIS系统中每两个气缸用一个点火线圈,技师甲说,在相同时间两个火花塞都跳火,而一个火花浪费在排气行程,技师乙说,一个火花塞跳火在正常方向,而另一个火花塞跳火在相反极性。谁正确? ( )
A.甲正确;
B.乙正确
C.两人均正确
D.两人均不正确
[单选题]How should reverse thrust propellers be used during landing for maximum effectiveness in stopping?
A.Gradually increase reverse power to maximum as rollout speed decreases
B.Use maximum reverse power as soon as possible after touchdown
C.Select reverse-pitch after landing and use idle power setting of the engines.
[判断题]You should respect our immigration officers. 请尊重我们的边防警官。( )
A.正确
B.错误
[单选题]How should thrust reversers be applied to reduce landing distance for turbojet aircraft?
A.Immediately after ground contact.
B.Immediately prior to touchdown
C.After applying maximum wheel braking
[单选题]Where should the portable battery-powered megaphone be located if only one is required on a passenger-carrying airplane?
A.The most forward location in the passenger cabin
B.In the cabin near the over-the-wing emergency exit.
C.The most rearward location in the passenger cabin
[判断题]Foreigners in China should abide by Chinese laws. 在中国的外国人无须遵守中国法律。( )
A.正确
B.错误
[简答题]We should make best use of time.
[简答题] We should encourage him to have confidence in himself.
