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单选题
Which mooring line prevents sideways motion of a vessel moored to a pier（）.
A
A line led forward from the bow
B
A line led aft from the bow
C
A line led in the same direction as the keel
D
A line led at a right angle to the keel
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考题
Mooring winch should be equipped with mechanical brakes which are capable of holding ______.A.half the breaking strength of the mooring lineB.the full breaking strength of the mooring lineC.the maximum expected tension of the mooring lineD.50% over the working tension of the mooring line
考题
A mooring line leading 45° to the keel，used to check forward or astern movement of a vessel，is called a ______.A.spring lineB.warp lineC.bow lineD.breast line
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Between 1830 hrs and 1850 hrs this day，strong gusty winds ______ by my vessel，in consequence of which the vessel's four mooring lines were broken．A.was experiencedB.were experiencedC.has experiencedD.have experienced
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During a storm，the chance of fatigue failure of a mooring line will increase as ______.A.vessel motions increaseB.mooring tensions decreaseC.KG increasesD.KG decreases
考题
Between 1638 and 1650 hours this day，strong gusty winds were ______ by my vessel，in consequence of which，the vessel's four mooring lines were broken and her portside gangway severely damaged．A.goneB.doneC.hadD.experienced
考题
Which statement is TRUE about the use of a“gob rope”________．A.The gob rope is a mooring line for tying up lighters for working cargo alongside a vessel anchored in an open roadsteadB.The gob rope is used to secure the towline aft over the centerline of a tugC.The gob rope is a line hung over a vessel's side to assist in boardingD.The gob rope is a rope used in mooring a vessel to a buoy
考题
A mooring line that prevents a vessel from moving sideways away from the dock is a ___.A.bow lineB.breast lineC.stern lineD.spring line
考题
If two mooring lines are to be placed on the same bollard，which method is BEST?______.A.Place the eye from the forward line on the bollard and then place the eye from the second line directly over the firstB.It makes no difference how the lines are placedC.Place the eye from either line on the bollard，and then bring the eye of the other line up through the eye of the first，and place it on the bollardD.Place both eyes on the bollard，in any manner，but lead both lines to the same winch head on the vessel and secure them on the winch
考题
In order to pay out or slack a mooring line which is under strain, you should ______.A.sluice the lineB.surge the lineC.stopper the lineD.slip the line
考题
Mooring lines should be turned end-for-end occasionally. This is because ______.A.a line is weakened by constantly pulling on it in one directionB.normal wear on the line is thus distributed to different areasC.it prevents the line from kinking or unlayingD.it prevents permanent misalignment of the line’s internal strands
考题
The （）(系泊缆绳)consist of a head line ,two breast lines, two spring lines and a stern line.A、moor linesB、mooring linesC、unmoor linesD、unmooring lines
考题
单选题A mooring line leading 45°to the keel，used to check forward or astern movement of a vessel，is called a（）.A
spring lineB
warp lineC
bow lineD
breast line
考题
单选题Between 1830 hrs and 1850 hrs this day，strong gusty winds（）by my vessel，in consequence of which the vessel’s four mooring lines were broken.A
was experiencedB
were experiencedC
has experiencedD
have experienced
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单选题In order to pay out or slack a mooring line which is under strain，you should（）.A
sluice the lineB
surge the lineC
stopper the lineD
slip the line
考题
单选题Off hire is when a vessel breaks down，strands，or has any damage that prevents the working of cargo or delays the sailing of the vessel.Under which of the following charter parties is off hire mostlikely to be mentioned?（）.A
BareboatB
VoyageC
TimeD
Lease
考题
单选题A mooring line that prevents a vessel from moving sideways away from the dock is a（）.A
bow lineB
breast lineC
stern lineD
spring line
考题
单选题What is likely to occur when you are surging synthetic mooring lines on the gypsyhead during mooring operations?（）A
The lines may jam and then jump off the gypsyheadB
If there is sudden strain on the line，the man tending the line may be pulled into the gypsyheadC
The lines' surging may cause the vessel to surgeD
The heat generated may cause the lines to temporarily fuse to the gypsyhead
考题
单选题Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?（）A
Bow lineB
Breast lineC
Spring lineD
Stern line
考题
单选题If two mooring lines are to be placed on the same bollard，which method is BEST?（）.A
Place the eye from the forward line on the bollard and then place the eye from the second line directly over the firstB
It makes no difference how the lines are placedC
Place the eye from either line on the bollard，and then bring the eye of the other line up through the eye of the first，and place it on the bollardD
Place both eyes on the bollard，in any manner，but lead both lines to the same winch head on the vessel and secure them on the winch
考题
单选题The indication of a slipping anchor is a(n)（）.A
decrease in mooring line lengthB
increase in the opposite amperageC
increase in the opposite line tensionD
decrease in mooring line tension and amperage
考题
单选题Your vessel is to dock bow in at a pier without the assistance of tugboats. Which line will be the most useful when maneuvering the vessel alongside the pier?（）A
Bow spring lineB
Inshore head lineC
Stern breast lineD
Bow breast line
考题
单选题Mooring lines should be turned end-for-end occasionally. This is because（）.A
a line is weakened by constantly pulling on it in one directionB
normal wear on the line is thus distributed to different areasC
it prevents the line from kinking or unlayingD
it prevents permanent misalignment of the line's internal strands
考题
单选题Mooring with two bow anchors has which major advantage over anchoring with one bow anchor? （）.A
The vessel will not reverse direction in a tidal currentB
The radius of the vessel's swing will be shortenedC
A mooring approach may be made from any directionD
The vessel will not swing with a change in wind
考题
单选题A mooring line that checks forward motion of a vessel at a pier is a（）.A
bow lineB
forward bow lineC
stern lineD
stern breast line
考题
单选题Which statement is TRUE about placing the eyes of two mooring lines on the same bollard?（）A
Put one line at the low point and one at the high point of the bollard so they don't touchB
Take the eye of the second line up through the eye of the first line before putting the second line on the bollardC
Never put two mooring lines on the same bollardD
The mooring line forward should be put on the bollard first
考题
单选题Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.A
Bow breast lineB
Bow spring lineC
Inshore head lineD
Offshore head line
考题
单选题Which mooring line has the least elasticity?（）A
DacronB
NylonC
EsterleneD
Polypropylene
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