The “Port-Off-Stbd” selector switch on an autopilot steering stand is used to ______．A.change from hand electric steering to automatic gyroB.change over one steering system to the otherC.change over hand electric steering to non-follow-upD.change over the port to the starboard bow thruster
The “Port-Off-Stbd” selector switch on an autopilot steering stand is used to ______．
A.change from hand electric steering to automatic gyro
B.change over one steering system to the other
C.change over hand electric steering to non-follow-up
D.change over the port to the starboard bow thruster
相关考题：
The “Mode” selector switch on the autopilot steering stand is used to select any of the following with the EXCEPTION of ______.A.automatic pilot steeringB.hand-electric steeringC.non-follow-up steeringD.rudder adjustment
The “rudder adjustment” control on an autopilot steering stand is used to ______.A.align the rudder angle indicator with the true rudder angleB.set the number of degrees of rudder per degree of course errorC.set the departure from base course before actuating the rudderD.set the rate at which the rudder responds
When steering by autopilot, how often should_______steering be checked?A.every dayB.when time allowsC.At least once a watchD.No checking is necessary
For which type of connection should a straight－through cable be used?() A.switch to switchB.switch to hubC.switch to routerD.hub to hubE.router to PC
When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear ________．A.Non-follow-upB.Rudder adjustmentC.Weather adjustmentD.All the above may be activated
使用jQuery判断页面中元素存在的方法，正确的是？（其中$为jQuery）（）A、$（selector）===trueB、$（selector）!==nullC、$（selector）0D、$（selector）.length0
For which type of connection should a straight-through cable be used?（）A、switch to switchB、switch to hubC、switch to routerD、hub to hubE、router to PC
Which statement is true regarding an Ethernet collision domain?（）A、If a router is used, the collision domain includes all devices connected to the router.B、If a hub is used, the collision domain is limited to each device and the hub.C、If a switch is used, the collision domain is limited to each device and the switch.D、If a bridge is used, the collision domain includes all devices connected to the bridge.
Which two statements are true regarding an Ethernet collision domain?（）A、If a switch is used, the collision domain is limited to each device and the switchB、If a hub is used, the collision domain is limited to each device and the hubC、If a hub is used, the collision domain includes all devices connected to the hubD、If a switch is used, the collision domain includes all devices connected to the switch
What are the switch and bridge port characteristics of a layer two spanning-tree network that is fully converged?（）A、All switch and bridge ports are in the forwarding state.B、All switch and bridge ports are in the stand-by state.C、All switch and bridge ports are assigned as either root or designated ports.D、All switch and bridge ports are in either the forwarding or blocking state.E、All switch and bridge are either blocking or looping.
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Which two statements are true regarding an Ethernet collision domain?（）A、If a switch is used, the collision domain includes all devices connected to the switch.B、If a hub is used, the collision domain includes all devices connected to the hub.C、If a hub is used, the collision domain is limited to each device and the hub.D、If a switch is used, the collision domain is limited to each device and the switch.
Which two statements are true regarding an Ethernet collision domain?（）A、The likelihood of collisions occurring increases when a switch is used.B、The likelihood of collisions occurring increases when a hub is used.C、If a hub is used, the collision domain is limited to each device and the hub.D、If a switch is used, the collision domain is limited to each device and the switch.
单选题Hydraulic pumps most commonly used in steering systems are of the （）.Alobe typeBscrew typeCaxial piston typeDvolute type
单选题The third officer’s duty is to（）when vessel is commanded under the pilot or captain.Aoperate the wheel and stand byBkeep a lookout and operate steering gearCenter telegraph orders in the bell bookDoperate the telegraph and enter telegraph orders in the bell book
单选题A sweep oar is an oar that is（）.Agenerally shorter than the others and is used to steer withBis longer than the others and is used as the stroke oarCis raised in the bow of the boat for the steersman to steer byDlonger than the others used for steering
单选题Which statement is true regarding an Ethernet collision domain?（）AIf a router is used, the collision domain includes all devices connected to the router.BIf a hub is used, the collision domain is limited to each device and the hub.CIf a switch is used, the collision domain is limited to each device and the switch.DIf a bridge is used, the collision domain includes all devices connected to the bridge.
多选题Which two statements are true regarding an Ethernet collision domain?（）AIf a switch is used, the collision domain is limited to each device and the switchBIf a hub is used, the collision domain is limited to each device and the hubCIf a hub is used, the collision domain includes all devices connected to the hubDIf a switch is used, the collision domain includes all devices connected to the switch
单选题Before "stand-by" is rung on the engine telegraph, it is usual to give the main engine （） ahead and astern.Aa brief trial with turning gearBa brief trial on powerCa long trial by steering gearDone minutes trial with windlass
单选题Which of the following types of hydraulic pumps would be used in a steering system?（）ALobeBScrewCRadial pistonDVolute
单选题Which of the devices listed, when used on an electro-hydraulic steering gear, keeps the movement of the redder closely in step with the steering wheel?（）AThe follow-up gearBThe rudder angle indicatorCThe synchronous electric transmitterDA rudder angle limit switch
多选题Which two statements are true regarding an Ethernet collision domain?（）AIf a switch is used, the collision domain is limited to each device and the switch.BIf a hub is used, the collision domain is limited to each device and the hub.CIf a hub is used, the collision domain includes all devices connected to the hub.DIf a switch is used, the collision domain includes all devices connected to the switch.
多选题Which two statements are true regarding an Ethernet collision domain?（）AThe likelihood of collisions occurring increases when a switch is used.BThe likelihood of collisions occurring increases when a hub is used.CIf a hub is used, the collision domain is limited to each device and the hub.DIf a switch is used, the collision domain is limited to each device and the switch.
单选题With reference to operating a four-ram steering gear system under emergency conditions, which one of the following statements is incorrect?（）AOnly one pump should be used at any timeBThe ship speed should be reduced to 70% of the normalCWatch keeping of the steering gear should be increasedDLimitations of the steering gear should be logged but the bridge need not be informed
单选题The purpose of engine stand-by is that （）Athe main engine in the stand-by conditionBauxiliary machinery in the stand-by conditionCdynamical equipments in the stand-by condition and could be used immediatelyDA and B
单选题When relieving the helm，the new helmsman should know the（）.ACourse per magnetic steering compassBGyro errorCVariationDMaximum rudder angle previously used
单选题When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear（）.ANon-follow-upBRudder adjustmentCWeather adjustmentDAll the above may be activated