A mooring line that prevents a vessel from moving sideways away from the dock is a（）.

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• A mooring line is described as being 6x24，1-3/4 inch wire rope. What do the above numbersrefer to?（）

  A . Strands，yarns，circumference B . Strands，wires，diameter C . Wires，yarns，diameter D . Strands，circumference，wire

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• What is normally used to pass a mooring line to a dock（）.

  A . Distance line B . Gantline C . Heaving line D . Tag line

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• A mooring line that checks forward motion of a vessel at a pier is a（）.

  A . bow line B . forward bow line C . stern line D . stern breast line

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• Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?（）

  A . Crossing the spring lines B . Slacking all forward running lines while keeping all after running lines taut C . Doubling up on spring or breast lines D . Slacking bow and stern line

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• When a line is subject to wear where it passes through a mooring chock，it should be（）.

  A . wormed，parceled，and served B . wrapped with heavy tape C . wrapped with chafing gear D . wrapped in leather

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• During a storm，the chance of fatigue failure of a mooring line will increase as（）.

  A . vessel motions increase B . mooring tensions decrease C . KG increases D . KG decrease

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• When checking a mooring line，you should（）.

  A . ensure the bight is not fouled between the ship and the dock by taking up slack B . pay out slack smartly and keep free for running C . secure more turns to hold the line against any strain，then clear the area D . surge the line so that it maintains a strain without parting

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• A metal object on the pier resembling a tree stump and made to receive mooring lines is a（）.

  A . bight B . bollard C . chock D . camel

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• In a storm，the leeward lines of a ship’s mooring system will（）.

  A . pull the unit in the same direction that the weather is pushing it B . pull the unit in the opposite direction that the weather is pushing it C . tend to keep the unit on its original location over the well head D . affect the unit's draft and inclination as maximum mooring tensions are reached

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• You are handling a mooring line and are instructed to Check the line.What should you do（）.

  A . Ensure the bight is not fouled by taking up slack B . Pay out the line smartly and keep it free for running C . Secure the line by adding more turns D . Surge the line so it maintains a strain without parting

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• Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?（）

  A . Bow line B . Breast line C . Spring line D . Stern line

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• During storm conditions on a ship，the mooring tensions should be adjusted so that（）.

  A . all mooring lines have a different tension B . the leeward lines have higher tension than the windward lines C . the maximum tension of the most heavily loaded line does not exceed the safe working load D . all horizontal tension forces on the windward lines are no greater than the vertical tension force

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• In a storm，the windward lines of a ship’s mooring system provide（）.

  A . a positive righting moment B . an increase in KM C . a negative restoring force D . a positive restoring force

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• What type of stopper would you use on a nylon mooring line? （）

  A . Chain B . Nylon C . Manila D . Wire

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• In the constant-tension mooring, the mooring lines holding the ship to the pier will maintain a constant tension even with changes in tide or ship’s draft, （）.

  A . without the necessity of manually adjusting the lines B . without the necessity of automatically adjusting the lines C . with the necessity of manually adjusting the lines D . with the un-necessity of automatically adjusting the line

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• Installing tandem anchors on the same mooring line is referred to as（）.

  A . doubling B . pretensioning C . piggybacking D . paralleling

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• You need to make a fixed loop at the end of a line in order to use the line as a mooring line. You have insufficient time to make a splice. Which knot should you use?（）.

  A . Clove hitch B . Fisherman's bend C . Bowline D . Round-turn and two half hitche

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• During storm conditions on a vessel，the mooring tensions should be adjusted so that（）.

  A . all mooring lines have a different tension B . the leeward lines have higher tension than the windward lines C . the maximum tension of the most heavily loaded line does not exceed the safe working load D . all horizontal tension forces on the windward lines are no greater than the vertical tension force

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• （）is put into use in the late years to maintain a preset tension in a mooring line after a ship has been tied up at a pier.

  A、The large-tension mooring B、The small-tension mooring C、The variable-tension mooring D、The constant-tension mooring

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• Given the same water depth and line tension，the holding power of a 19 pound/foot wire rope mooring system in comparison to the holding power of a 90 pound/foot chain mooring system will be（）.

  A . weaker B . equal C . greater D . indeterminable

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• The disadvantage of using a heaving line to pass a towline is that（）.

  A . it increases the likelihood of collision between the towing vessel and the disabled vessel B . recreational boaters tend to make the heaving line fast to the towed vessel as if it were the towline C . the monkey fist may injure someone D . it may reduce the catenary and increase yawing

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• The lines led forward from the bow and aft from the stern when a vessel is moored to the dock are（）.

  A . bow and stern lines B . breast lines C . halyards D . war

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• A scatter plot that shows a trend line that travels down to the right would demonstrate what type of correlation?

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• When a line is subject to wear where it passes through a mooring chock, it should be ______.

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