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单选题
A 200-meter vessel is aground in fog. Which signal is optional? （）
A
A bell signal
B
A gong signal
C
A whistle signal
D
All of the above
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A vessel aground would show the same dayshape as a ______.A.vessel towing a submerged objectB.dredge underway and dredgingC.hydrographic survey vessel at anchor and surveyingD.None of the above
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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
A vessel aground may have negative GM since the ______.A.decrease in KM is equal to the loss of draftB.virtual rise of G is directly proportional to the remaining draftC.lost buoyancy method is used to calculate KM, and KB is reducedD.displacement lost acts at the point where the ship is aground
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
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单选题In a narrow channel, a signal of intent which must be answered by the other vessel, is sounded by a vessel（）.A
meeting another head-onB
crossing the course of anotherC
overtaking anotherD
Any of the above
考题
单选题A vessel is（）when she is not at anchor，made fast to the shore，or aground.A
underwayB
making wayC
dead in the waterD
a power driven vessel
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
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单选题You are underway in thick fog. You have not determined if risk of collision exists. Which statement is TRUE?（）.A
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A look-out is not required if the radar is onC
Fog signals are only required when a vessel is detected by radarD
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单选题A vessel may use any sound or light signals to attract the attention of another vessel as long as（）.A
white lights are not usedB
red and green lights are not usedC
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单选题Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another（）.A
The vessel which has the other on her own starboard sideB
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考题
单选题A vessel is in sight of another vessel when she（）.A
can be observed by radarB
has determined that risk of collision existsC
is sounding a fog signal which can be heard on the other vesselD
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单选题Which statement is TRUE concerning the danger signal?（）.A
When any vessel fails to understand the intentions of an approaching vessel she must sound the danger signalB
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单选题Which is a distress signal? （）A
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The International Code Signal of distress indicated by JVC
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Flames on the vessel as from a burning tar barrel
考题
单选题A vessel aground may have negative GM since the（）.A
decrease in KM is equal to the loss of draftB
virtual rise of G is directly proportional to the remaining draftC
lost buoyancy method is used to calculate KM，and KB is reducedD
displacement lost acts at the point where the ship is aground
考题
单选题A vessel aground may have negative GM since the（）.A
decrease in KM is equal to the loss of draftB
virtual rise of G is directly proportional to the remaining draftC
lost buoyancy method is used to calculate KM, and KB is reducedD
displa ement lost acts at the point where the ship is aground
考题
单选题A vessel aground would show the same dayshape as a（）.A
vessel towing a submerged objectB
dredge underway and dredgingC
hydrographic survey vessel at anchor and surveyingD
None of the above
考题
单选题When a vessel is aground,（）.A
she is underwayB
she is not underwayC
whether she is underway cannot be determinedD
she might be or not be underway
考题
单选题In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should（）.A
stop your enginesB
sound the danger signal at two-minute intervalsC
hold course and speed until the other vessel is sightedD
take avoiding action as soon as possible
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单选题If your vessel is aground at the bow，it would be preferable that any weight removals be made from the（）.A
bowB
mid-sectionC
sternD
All of the above
考题
单选题A 200-meter vessel restricted in her ability to maneuver，at anchor，will sound a fog signal of（）.A
a 5 second ringing of a bell forward and a 5 second sounding of a gong aft at intervals of 1 minuteB
one prolonged followed by two short blasts every 2 minutesC
one prolonged followed by three short blasts every minuteD
one prolonged followed by three short blasts every 2 minutes
考题
单选题A 95-meter vessel aground sounds which fog signal? （）A
A rapid ringing of a bell for 5 seconds every two minutesB
A whistle signal of one short，one prolonged，and one short blastC
A prolonged blast of the whistle at intervals not to exceed one minuteD
A rapid ringing of a bell for 5 seconds，preceded and followed by three separate and distinct strokes on the bell
考题
单选题The speed of a vessel adjusted to that of a pilot boat at which the pilot can safely embark is（）.A
ground speedB
boarding speedC
relative speedD
speed of the vessel
考题
单选题Which statement concerning maneuvering in restricted visibility is FALSE?（）.A
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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
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