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单选题
Which statement concerning the navigation of a vessel in ice is FALSE?（）
A
Anchoring in the presence of ice is not recommended except in an emergency
B
Towing a vessel through an ice field is not recommended except in an emergency
C
The Free and Proceed system of escorting a beset vessel cuts down on the number of freeing operations
D
When anchoring in ice，it is advisable to increase the scope of the chain over what is normally used for non-icing conditions
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更多 “单选题Which statement concerning the navigation of a vessel in ice is FALSE?（）A Anchoring in the presence of ice is not recommended except in an emergencyB Towing a vessel through an ice field is not recommended except in an emergencyC The Free and Proceed system of escorting a beset vessel cuts down on the number of freeing operationsD When anchoring in ice，it is advisable to increase the scope of the chain over what is normally used for non-icing conditions” 相关考题
考题
Which statement about ships operating in ice is FALSE ________．A.Light and partly loaded ships should be ballasted as deeply as possibleB.In brash-filled channels，operating with a shallow draft forward is most effectiveC.Traditionally，operating ships light in the ice has been effective in the springD.Good searchlights should be available in the event of night navigation with or without icebreaker escort
考题
Which type of ice is a hazard to navigation ________．A.Ice rindB.Pancake iceC.Frazil iceD.Growlers
考题
When the GMDSS Radio Operator on watch hears“SECURITE”spoken three times he can expect to receive a message concerning ______．A.The safety of navigation or important meteorological warningsB.The safety of a vessel or a person is in jeopardyC.A vessel in need of immediate assistanceD.A coast station traffic list
考题
Which statement concerning locating signals in the GMDSS is FALSE ________．A.Locating signals are transmitted by survival craft VHF transceiversB.Locating signals are transmitted by SARTsC.Locating signals are intended to facilitate the finding of a distressed vessel or its survivorsD.Locating signals are not transmitted by autoalarm generators
考题
Which statement concerning satellite EPIRBs is TRUE ________．A.Once activated，these EPIRBs continuously send up a signal for use in identifying the vessel and for determining the position of the beaconB.The coded signal identifies the nature of the distress situationC.The coded signal only identifies the vessel's name and port of registryD.If the GMDSS Radio Operator does not program the EPIRB，it will transmit default information such as the follow-on communications frequency and mode
考题
Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?___.A.When at anchor, the pilot vessel is only required to sound anchor signalsB.The identification signal must be sounded any time the pilot vessel is underwayC.The pilot vessel may only sound the identity signal when making wayD.All of the above
考题
单选题Which vessel is NOT to be regarded as restricted in her ability to maneuver（）.A
A vessel transferring provisions while underwayB
A pushing vessel and a vessel being pushed when connected in a composite unitC
A vessel servicing a navigation markD
A vessel launching aircraft
考题
单选题Which statement is TRUE concerning a towing vessel which，due to the nature of her work，is unable to keep out of the way of another vessel?（）A
By day，she shall carry a black cylinder shapeB
By day，she shall carry two black balls in a vertical lineC
By night，she would show the same lights as a vessel not under commandD
By day，she would show the same shapes as a vessel restricted in her ability to maneuver
考题
单选题Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）A
When at anchor，the pilot vessel is only required to sound anchor signalsB
The identification signal must be sounded any time the pilot vessel is underwayC
The pilot vessel may only sound the identity signal when making wayD
All of the above
考题
单选题Which vessel is NOT classified as “restricted in her ability to maneuver” （）.A
A vessel picking up a navigation markB
A vessel transferring cargo while underwayC
A vessel whose anchor is fouledD
A vessel in a towing operation that restricts the ability of the vessel and her tow to change their course
考题
单选题（）is not a vessel restricted in her ability to maneuver．A
A vessel engaged in laying，servicing or picking up a navigation mark，submarine cable or pipelineB
A vessel engaged in dredging，surveying or underwater operationsC
A vessel engaged in replenishment or transferring persons，provisions or cargo while underwayD
A power driven vessel which because of her draught in relation to the available depth and width of navigation water is severely restricted in her ability to deviate from the course she is following
考题
单选题Your 15-meter tug is underway and crossing a deep and narrow channel. A large container vessel is off your port bow on a steady bearing. Which statement is TRUE concerning this situation? （）.A
You should maintain course and speedB
The container vessel is the stand-on as it is the larger vesselC
You are not to impede the safe passage of the container vessel in the channelD
None of the above
考题
单选题What is a“Special Warning”（）.A
An urgent message concerning a vessel in distressB
A weather advisory about unusual meteorological or oceanographic phenomena hazardous to vesselsC
A broadcast disseminating an official government proclamation affecting shippingD
A radio navigational warning concerning a particularly hazardous condition affecting navigation
考题
单选题For GMDSS，which statement concerning a compulsory vessel is FALSE?（）A
A conditional or partial exemption may be granted，in exceptional circumstances，for a single voyage outside the sea area for which the vessel is equippedB
Once a compulsory vessel's GMDSS station has been fitted and inspected，the station must be inspected only once every five yearsC
All passenger vessels and all cargo vessels that are 300 Gross Tons or larger must complyD
Compulsory vessels must carry at least two licensed GMDSS Radio Operators
考题
单选题Which statement is true concerning a vessel equipped with operational radar?（）.A
The Master of the vessel must be on the bridge when the radar is in useB
The radar equipment is only required to be used in restricted visibilityC
The use of a radar excuses a vessel from the need of a look-outD
This equipment must be used to obtain early warning of risk of collision
考题
单选题Two barges are being pushed ahead by a tugboat.Which statement is TRUE concerning lights on the barges（）.A
Each vessel should show sidelightsB
Each vessel should show at least one white lightC
The barges should be lighted as separate unitsD
The barges should be lighted as one vessel
考题
单选题Which statement is TRUE concerning the gooseneck（）.A
It is a sailing maneuver which brings the vessel's head through the windB
It connects the boom to the mast and allows the boom to swing freelyC
It is a sailing condition where there is a loss of air flow over the sailsD
None of the above
考题
单选题Under the regulations for cargo vessels，which statement is TRUE concerning fireman’s outfits?（）A
If a vessel carries two outfits，they may be stored in the same locationB
Each fireman's outfit shall contain a flame safety lamp of an approved typeC
Each fireman's outfit shall contain a fresh-air breathing apparatusD
All of the above
考题
单选题If the situation arose where it became necessary to tow a disabled vessel，which statement is TRUE concerning the towing line?（）.A
The towing line between the two vessels should be clear of the waterB
The towing line should be taut at all times between the vesselsC
There should be a catenary so the line dips into the waterD
None of the above
考题
单选题Which statement about the Navigation Rules is TRUE?（）.A
The rules require vessels to comply with Traffic Separation Scheme regulationsB
The rules use the term safe speedC
The Rules permit a stand-on vessel to take action prior to being in extremisD
All of the above are correct
考题
单选题Which statement is TRUE concerning gasoline vapors on board a vessel（）.A
They are heavier than air and will settle in the lowest part of the vesselB
They are lighter than air and will settle in the highest part of the vesselC
They should be vented into the engine to improve combustionD
They should be vented into the wheelhouse
考题
单选题Which statement concerning the handling characteristics of a fully loaded vessel as compared with those of a light vessel is FALSE?（）A
A fully loaded vessel will be slower to respond to the enginesB
A fully loaded vessel will maintain her headway furtherC
A light vessel will be more affected by the windD
A light vessel lose more rudder effect in shallow water
考题
单选题Which statement concerning maneuvering in restricted visibility is FALSE?（）.A
A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steeragewayB
A vessel which hears a fog signal forward of her beam shall stop her enginesC
A vessel which hears a fog signal forward of the beam shall navigate with cautionD
If a vessel determines by radar that a close-quarters situation is developing，she shall take avoiding action in ample time
考题
单选题Which statement concerning locating signals in the GMDSS is FALSE（）.A
Locating signals are transmitted by survival craft VHF transceiversB
Locating signals are transmitted by SARTsC
Locating signals are intended to facilitate the finding of a distressed vessel or its survivorsD
Locating signals are not transmitted by autoalarm generators
考题
单选题Which statement is TRUE concerning a vessel equipped with operational radar?（）.A
She must use this equipment to obtain early warning of risk of collisionB
The use of a radar excuses a vessel from the need of a look-outC
The radar equipment is only required to be used in restricted visibilityD
The safe speed of such a vessel will likely be greater than that of vessels without radar
考题
单选题Which statement is TRUE concerning fuel vapors on a vessel（）.A
Fuel vapors gather in the lowest portions of the vesselB
Fuel vapors can only be ignited by an open flameC
Vent outlets should be located above the level of the carburetor air intakeD
None of the above
考题
单选题Which statement is TRUE concerning spare charges for portable fire extinguishers on unmanned tank barges?（）.A
Spare charges shall be carried for at least 50 percent of each size and variety required on boardB
If the unit cannot be charged by the vessel's personnel，one spare unit shall be carried in lieu of spare chargesC
Spare charges shall be stowed in watertight containers on deckD
Regulations concerning spare charges do not apply to unmanned barges
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