单选题The mode of control employed by an alarm circuit is a （）Atwo position controlBsignal speed floating controlCproportional speed floating controlDreset control
单选题
The mode of control employed by an alarm circuit is a （）
A
two position control
B
signal speed floating control
C
proportional speed floating control
D
reset control
参考解析
解析：
暂无解析
相关考题：
Operation of the valve control release on a fixed CO2 system must immediately ______.A.release CO2 to the protected spaceB.secure all mechanical ventilation in the protected spaceC.sound the rig’s general alarm signal for a fireD.sound an alarm in the ballast control room
The CO2 flooding system is actuated by a sequence of steps which are ______.A.break glass, pull valve, break glass, pull cylinder controlB.sound evacuation alarm, pull handleC.open bypass valve, break glass, pull handleD.open stop valve, open control valve, trip alarm
The control mode in which tile final control element is moved from one of two fixed positions to the other is known as______.A.dead band actionB.neutral zone actionC.rangeD.on-off action
The mode of control employed by an alarm circuit is aA.two position controlB.single speed floating controlC.proportional speed floating controlD.reset control
Which two mechanisms control route distribution between PE routers in a 2547bis VPN?() A. site idB. policiesC. circuit idD. extended communities
ATM(Asynchronous Transfer Mode) technology combines connection oriented mechanism and (72) mechanismA.circuit switchingB.packet switchingC.message switchingD.voice switching
The meat box temperature control circuit, as used in the ship service refrigeration system, is an example of ______.A.two position controlB.single speed floating controlC.proportional(比例) controlD.reset control
ATM (Asynchronous Transfer Mode) technology combines connection oriented mechanism and （） mechanism.A.circuit switchingB.packet switchingC.message switchingD.voice switching
Which interface is used to configure debug parameters for log files?（）A、Datastore Control Center B、Alarm and Trace Configuration C、Custom File Configuration D、Control Center
Which tool or interface is used to configure debug parameters for log files?（）A、license informationB、Alarm and Trace Configuration C、CRS Installer D、Control Center
Which two mechanisms control route distribution between PE routers in a 2547bis VPN?（）A、site idB、policiesC、circuit idD、extended communities
完成A接口倒换后，BSC出现2992错误（BTS AND TC UNSYNCHRONIZATION CLEAR CALLS ON A INTERFACE alarm），说明A接口可能存在哪类问题（）A、A interface exist crossconnect circuitB、inconsistent CCSPCM between BSC and MSCC、A interface exist loop circuitD、inconsistent circuit number in circuit group between BSC and MSC
How to create the control port in separated mode 端口的control口IP address是10.10.0.80,voice 口 IP address 10.0.0.81,子网掩码255.255.255.0
Which Control Plane Policing （CoPP） statement is true？（）A、 Traffic to be policed is identified using the control-plane global configuration command.B、 The control-plane global configuration command enters the Cisco Modular QoS CLI （MQC） mode.C、 The control-plane global configuration command enters the control-plane configuration mode. D、 Traffic to be policed is identified using the control-plane interface configuration command.E、 The control-plane interface configuration command enters the Cisco Modular QoS CLI （MQC） mode.F、 The control-plane interface configuration command enters the control-plane configuration mode.
You execute this command in MOUNT mode： ALTER DATABASE ARCHIVELOG； Where is the information that the database is now in ARCHIVELOG mode stored？（）A、SPFILEB、archive logC、control fileD、system tablespace
Which two database operations can be performed at the MOUNT stage of database startup？（）A、renaming of data filesB、dropping the database userC、renaming of control filesD、multiplexing of control filesE、configuring the database in ARCHIVELOG mode
单选题If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.Aat each control stationBin the chief engineer’s quartersCin the captains quartersDAll of the above are correct
单选题The C02 flooding system is actuated by a sequence of steps which are（）.Abreak glass，pull valve，break glass，pull cylinder controlBsound evacuation alarm，pull handleCopen bypass valve，break glass，pull handleDopen stop valve，open control valve，trip alarm
单选题Operation of the valve control release on a fixed CO2 system must immediately（）.Arelease CO2 to the protected spaceBsecure all mechanical ventilation in the protected spaceCsound the rig's general alarm signal for a fireDsound an alarm in the ballast control room
单选题Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.AtemperatureBpressureCengine speedDall of the above
单选题In order to release CO2 to the machinery spaces from a fixed fire extinguishing system, you must（）.Aactuate an alarm and open the engine room control valveBactuate an alarm and open the engine room CO2 releasing valveCopen the engine room control valve and shut off engine room ventilation fansDopen the engine room control valve and then the CO2 releasing valve
单选题The control mode where the position of the final control element has a linear relationship with the position or value of the controller, variable is known as（）Atwo position controlBproportion controlCreset controlDrate control
单选题Ship fire-fighting organization includes （）.Ageneral alarm and fire control plansBmuster stations and duties of individualCpatrol systemDAll of the above
多选题Which two database operations can be performed at the MOUNT stage of database startup？（）Arenaming of data filesBdropping the database userCrenaming of control filesDmultiplexing of control filesEconfiguring the database in ARCHIVELOG mode
单选题Main engine room control console alarms are to be of the self monitoring type, meaning that an open circuit to a particular alarm circuit will （）Acause an alarm conditionBsecure power to the indicatorCsecure power to the monitored deviceDautomatically recluse within 10 seconds
单选题The meat box temperature control circuit, as used in ship service refrigeration system, is an example of （）Atwo position controlBsignal speed floating controlCproportional controlDreset control