A. When dead in the water，it is often difficult to find the neutral position and slight headway or sternway may result.
B. When going directly from full ahead to full astern，there is complete steering control.
—当从全速前进直接到全速后退时，有全部的操舵装置
C. When the vessel has headway and the propeller is in neutral，there is no effect on rudder control.
—当船舶前进时，推进器在中性点位置，操舵无效果
D. When maneuvering in port，full ahead or astern power can usually be obtained without changing shaft RPM.
—当在港内操作时，全速前进或后退的功率通常不需要通过改变尾轴的转速来获得
KEY: A一艘配备有可变螺距螺旋桨的大船。哪一句是真的？当船静止在水中时，经常很难找到一个中性点而可能产生轻微的前进或后退。
[572]A seaman you have just discharged has a Continuous Discharge Book. Which statement is TRUE? xxh
A. The record of entry in the continuous discharge book shall agree with the entry made in the Ship's Articles.
B. If the vessel was on coastwise articles，the record of discharge will be made in the Official Logbook.
C. An entry should be made in the book and a Certificate of Discharge issued to the seaman.
D. A Certificate of Discharge form should be attached to the book.
KEY: A船员刚被解职具有（船员）在职记录。哪一句是正确的？记入到（船员）在职记录中的记录应与船员雇用合同里的记录一致。
[736]Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure?
A. Tearing through the member is more likely in this type connection. B. The weld may be broken by the stresses caused by riveting.
C. The weld increases the tensile stress on the rivet heads. D. The welding must be completed before the riveting commences.
KEY: D有时希望通过铆接和焊接来连接构件。关于这个步骤，哪一句是正确的？在开始铆接时必须先完成焊接
[833]The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?
A. Fusible links must be replaced if a damper is activated. B. Fusible links are tested by applying a source of heat to them.
C. Fusible links must be replaced at every inspection for certification.
D. A fusible link will automatically open after a fire is extinguished and reset the damper.
KEY: A你船通风系统具有的挡火板控制于条形保险丝。哪个陈述是正确的？假如挡火板被激活则条形保险丝必须被更换
[1398]A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead. There is no wind or current. Which statement is FALSE? A. If one screw is stopped，the ship will turn toward the side of the stopped screw.—假如一个螺旋桨停止，则船向停车一舷转动
B. The principal force which turns the ship is set up by the wake against the forward side of the rudder.—转船的主要力量由尾流作用在舵的前一个面上而产生
C. Turning response by use of the rudder only is greater than on a single-screw vessel.
D. With the rudder amidships，the ship will steer a fairly steady course.—正舵时，船将直线航行
KEY: C一艘双车单舵船前进。主机全速。没有风和流（影响）。哪一句是错误的？仅使用舵的转向反应大于单车船
[1578]Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift?
A. The discharge is slow due to the size of the cargo and all the cranes working together.
B. The cargo discharge can be accomplished with controlled pendulation.
C. The cargo discharge can be performed in port or at anchor.
D. The cranes enable the handling of heavy cargos without shoreside assistance.
KEY: A当完成象限吊升时，关于基座式起重机串联工作安排哪一句正确？由于货物的尺寸和吊杆的联合工作，货物应轻放
[1593]You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE?
A. Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleaned.
B. The hoses to portable cleaning machines should be disconnected before the machines are removed from the tank.
C. The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residue.
D. Steam cleaning and water washing are both capable of generating electrostatic charges within a tank.
KEY: D在装载原油以后你正在清洁货舱。以下哪一句是正确的？蒸汽和水清洗两者都能够在货舱中产生静电
[1596]You are loading a cargo tank on your container ship. The tank displays the red label shown. Which statement is TRUE?
A. The tank contains propylene. B. The tank's volume is 1077 cubic feet.
C. There are three tanks in the shipment. D. The tank contains an oxidizing material.（氧化材料不是危险货物？？？）
KEY: A你正在集装箱船上装载一个货罐。货罐显示一个红色标签。哪一句是正确的？货罐内有丙烯
[1597]You are loading a cargo that includes cylinders of acetylene aboard your break bulk vessel. Which statement is true?
A. The cylinders must be stowed at least 10 horizontal feet from corrosive materials in the same space.
B. Stowage in the upper deck-deck is considered to be the equivalent of \"on deck\" stowage for this cargo.
C. The cylinders must have a red label for flammability and a green label for compressed gas.
D. The cylinders may be protected from the radiant heat of the Sun by laying a tarp on them.
KEY: A你正在散装货船上装载包含有乙炔的圆柱罐。哪一句是正确的？在相同舱室，圆柱罐必须装在距离腐蚀性材料至少10米以上水平距离的地方
[1706]At 0900，you take the following radar ranges: Watch Hill Point 5.4 miles; Block Island Grace Point 8.3 miles. Which statement is TRUE?
A. You are within 3 nautical miles of the coast. B. The bottom in the area is sand and gravel.
C. The fix is indeterminate. D. You are governed by the Inland Rules. KEY: C
[1837]Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?
A. Each vent for the tank must be equal to the area of the tank filling line ---舱的每个通气管必须等同于舱注入管的面积
B. The tanks must be protected by overflows---舱必须有溢出保护
C. The total area of the vents or the overflow shall be at least equal to the area of the fill line
D. There must be twice as much vent area as the area of the fill line---注入管的面积必须两倍于通风管的面积
KEY: C对于有关双层底舱的超压保护，哪一句正确？通风或溢流口的总面积应至少等同于注入管的面积
[1838]Which statement is TRUE concerning the ventilation of engine and fuel tank compartments on uninspected towing vessels using fuel with a flash point of 100oF?
A. There shall be at least 3 ventilator ducts open to the atmosphere---至少有三个通风管通往大气
B. At least one exhaust duct shall extend from the open atmosphere to the lower portion of the bilge.
C. At least one intake duct shall extend from the open atmosphere to the lower portion of the bilge. 进气管道
D. Only vessels using fuel with a flash point above 110oF need ventilate engine and fuel compartments.
KEY: B关于使用燃油闪点为100摄氏度的拖轮未经检查的机舱及燃油舱通风的情况，哪一句是正确的？至少有一个排气管道将从大气延伸到舱底较底的位置
[1844]You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE?
A. Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleaned---如可能，洗舱水应在循环利用因为它和被清洗的货舱具有相同的电位
B. The hoses to portable cleaning machines should be disconnected before the machines are removed from the tank---在轻便型清洗机器被移离货舱以前，其软管应被取消连接
C. The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residue---蒸汽通入货油舱最大的危险是将环境温度升高超过残油的闪点
D. Steam cleaning and water washing are both capable of generating electrostatic charges within a tank.
KEY: D你在装运原油以后清洗货舱。哪一句是正确的？蒸汽和水洗两者均能够在货舱产生静电荷
[1845]You are crossing a narrow channel in a 15-meter vessel when you sight a tanker off your port bow coming up the channel. Which statement is TRUE?
A. Yours is the give-way vessel because it is less than 30 meters long B. You shall not impede the safe passage of the tanker.
C. The tanker is the stand-on vessel because it is to port of your vessel.
D. The tanker is the stand-on vessel because it is the larger of the two vessels. KEY: B你驾驶一艘15米长的船正在穿越狭水道，当你在左舷船首位置看到一艘油船驶入航道时。哪一句是正确的？你不应妨碍油船的安全通行
[1847]You are on a multiple product tanker and carrying methyl acrylate，diethanolamine，and triethylamine. Which statement is TRUE?
A. Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine.
B. The heating coils to the cargo tank loaded with methyl acrylate must be blanked off.
C. Valve components made of aluminum，copper，or zinc may not be in contact with the cargoes.
D. Each crew member working on deck must have an emergency escape breathing apparatus.
KEY: B你在一艘多品种油品的油船上并且装载有丙烯酸脂，二乙醇胺和三乙基胺。哪一句是正确的？装载丙烯酸脂的货舱其加热盘管必须被堵住
[1850]You are on a multiple-product chemical tanker and will carry cargoes of ethanolamine，methyl acrylate，and glycerine. Which statement is true?
A. All of these cargoes are mutually incompatible.
B. Glycerine may be stowed adjacent to methyl acrylate but must be segregated from ethanolamine.
C. Methyl acrylate and ethanolamine are compatible but both must be segregated from glycerine.
D. Glycerine is compatible with both of the other cargoes.
KEY: D你在一艘多品种产品的化学品船上并且将装载乙醇胺，丙烯酸脂性和丙三醇。哪句正确？丙三醇于另外两种货物兼容
[1875]A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE?
A. During the day，she would display three balls in a vertical line. B. If making way，she would show masthead lights at night.
C. If at anchor，she need not show anchor lights while displaying identifying lights.
D. Her fog signal would consist of a rapid ringing of a bell for five seconds every minute.
KEY: B一船在垂直线上升挂三盏灯，其中最上面和最下面为红色，中间为白色。哪一个陈述总是正确的？假如前进时，在夜里她将显示桅灯
[2202]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 speed.
B. The container vessel is the stand-on as it is the larger vessel.
C. You are not to impede the safe passage of the container vessel in the channel.
D. None of the above
KEY: C你的15米拖船在航并穿越深水航道。一艘大型集装箱船方位稳定地接近你船左船首。关于这种情况哪一个陈述是正确的？你船不妨碍在航道内航行的集装箱船的安全通过
[2337]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 water.
B. The towing line should be taut at all times between the vessels.
C. There should be a catenary so the line dips into the water. D. None of the above
KEY: C如果情形导致变得有必要去拖带一艘失去动力的船，关于拖缆哪一句是真的？那必须有一定浸入水中的悬垂量
[2349]When operating in an area where sea ice and icebergs are
present，which statement is TRUE?
A. Icebergs may travel in a direction many degrees different from the sea ice.
B. Both icebergs and sea ice will move in approximately the same direction and at the same speed.
C. Icebergs and sea ice will move in the same direction，but at different speeds due to the sail effect of the berg.
D. Icebergs and sea ice will move in the same direction，but the iceberg will move slower because of its underwater bulk.
KEY: A当在海冰和冰山出现的区域里操纵时，哪一句是正确？冰山漂移的方向与海冰漂移的方向可能有许多度的差异。
[2385]When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?
A. The amount of take-up is limited by the length of the turnbuckle.
B. At the grab (pear) link，the slack end of chain should be led back and secured to the chain above the link.
C. The lashings should be inspected each day and any slack taken up. D. The turnbuckle should be secured with a stick or lock nuts. KEY: A当甲板货物使用链索或金属丝和抓扣链环绑扎时，哪一句是错误的？所使用的数量限制于松紧螺丝的长度
[2397]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 shape.
B. By day，she shall carry two black balls in a vertical line.
C. By night，she would show the same lights as a vessel not under command. D. By day，she would show the same shapes as a vessel restricted in her ability to maneuver.
KEY: D有关拖船由于其工作性质不能给他船让路的陈述哪一个正确？在白天，她应显示与操限船相同的号型
[2398]Which statement is TRUE concerning hawser towing?
A. The catenary in a hawser should be sufficient so that the hawser just touches the bottom.
B. The hawser is of sufficient length for towing when taut between tug and tow. C. Increasing speed usually increases the catenary in the hawser.
D. Shortening the tow hawser generally decreases the maneuverability of the tug. KEY: D有关拖带大缆的陈述，哪一个正确？缩短拖缆通常降低拖轮的操纵性
[2399]Which statement is TRUE of a stiff vessel?
A. She will have a large metacentric height. B. Her period of roll will be large due to her large metacentric height.
C. She will have an unusually high center of gravity. D. She will pitch heavily.
KEY: A有关稳性过大的船，哪一个是正确的？她具有大的横稳性值
[671]You are on a 165-foot (50.3 meters) long vessel with a draft of 9 feet (2.7 meters) and twin screws. Which statement about rescuing a survivor in the water with ship pickup is TRUE?
A. You should stop to windward of the man and drift down on him. B. You should stop with the man on your weather beam and twist the ship up to him.
C. A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man.
D. Ship pick up should never be used with a shallow draft vessel. KEY: C你在一艘长165英尺吃水9英尺的双螺旋桨船上。有关用船在水中救助幸存者哪一个叙述是正确的？救助在上风船首处以最少伤及人员的可能最大机动地进行
[2252]Which statement about a tunnel bow thruster is TRUE? A. It provides lateral control without affecting headway.
B. It is fully effective at speeds up to about six knots---在速度高达六节时完全有效
C. It can be used to slow the ship in addition to backing down---能够用于除倒退以外的减速
D. It will allow you to hold a position when the current is from astern---当流来自船尾方向时，能够保持船位
KEY: AA有关轴隧式船首侧推器的描述哪一句是正确的？提供横向控制而不影响前进速度
[2394]Which statement about stopping a vessel is TRUE?
A. A lightly laden vessel requires as much stopping distance as a fully laden vessel when the current is from astern.
B. A vessel is dead in the water when the back wash from astern operation reaches the bow.
C. A tunnel bow thruster can be used in an emergency to reduce the stopping distance.
D. When a vessel is dead in the water any speed displayed by doppler log reflects the current.
KEY: D有关停船的陈述，哪一句正确？当船舶完全静止在水中，则多普勒速度仪显示流速。
[2394]Which statement about stopping a vessel is TRUE?
A. A lightly laden vessel requires as much stopping distance as a fully laden vessel when the current is from astern.
B. A vessel is dead in the water when the back wash from astern operation reaches the bow.
C. A tunnel bow thruster can be used in an emergency to reduce the stopping distance.
D. When a vessel is dead in the water any speed displayed by doppler log reflects the current.
KEY: D有关停船的陈述，哪一句正确？当船舶完全静止在水中，则多普勒速度仪显示流速。
[800]Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?
A. The securing of cargo on flats and trailers must be adequate to withstand road motions only. ---固定在平面平台，拖车和集装箱里的货物仅必须有足够抵御陆地运输运动的能力
B. The movements experienced by road borne cargo are the same as the movements of a ship at sea.
---车载货物经历的运动相同于船舶海上运输经历的运动
C. The generally recommended lash angle is no greater than 45 degrees relative to the deck in any direction.
D. It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient.
---汽车自身不需要有为绑扎所需的足够的固定点，因为设置其刹车就足够了 KEY: C有关滚装船上固定汽车的绑扎要求，以下哪一个陈述正确？通常推荐的相对于甲板的绑扎角度在任何方向上都不能大于45度
[1591]You are carrying cargoes of crotonaldehyde, phosphoric acid, and morpholine on your multiple-product tanker. Which of the following statements is TRUE?
A. Each of the cargoes must be segregated from the other by at least two barriers. B. The minimum protective clothing required for taking samples of phosphoric acid is goggles or a face shield.
C. Aluminum, copper, and zinc are prohibited in all valve parts in contact with these cargoes.
D. The required warning sign must have the legend \"cancer hazard\" added to it. KEY: A你船装载着丁烯醛，磷酸和吗啉在多种产品货舱。以下哪一句是正确的？每一种货物与其它的货物之间必须用至少两重以上的隔离
[1592]You are carrying triethylamine, methyl methacrylate and isoprene in your multiple-product tanker. Which of the following statements is true?
A. Isoprene may be carried in a cargo tank adjacent to either of the other two cargoes.
B. Methyl methacrylate may not be carried in a tank adjacent to a pump room. C. Methyl methacrylate must usually be heated to maintain its stability.
D. Portable thermometers are not permitted to be used to take the cargo temperature of triethylamine.
KEY: A你正装载着三乙胺，甲基丙烯酸甲酯和橡胶基质在多种产品货舱。以下哪一句是正确的？橡胶基质可以装载在其它两种的任一种货物的邻舱中
[1598]You are loading in the winter in Albany, N.Y., for a voyage to a port governed by the tropical load line mark. Which of the following statements is TRUE? (Hydrometer reading in Albany is 1.000)
A. You may not exceed the winter load line mark when you finish loading except for the burnout to sea.
B. The freshwater allowance and burnout to sea may be subtracted from the required freeboard in Albany.
C. You may calculate the burnout necessary to reach the tropical zone and load extra cargo to compensate.
D. You may load to the winter mark less the fresh water allowance if you will be at the tropical mark upon arrival in the tropical zone.
KEY: B你冬季正在纽约Albany港装货，航次开往受热带载重线标志限制的港口。以下哪一句正确？（Albany港液体比重计读数为1.000）可以从Albany港要求的干舷中减去淡水超额量和到海的燃油消耗量
[2267]As you approach Shreves cut-off you see Red River Landing Gage (302.4AHP) which reads 4.2feet. Which of the following statements is TRUE? xxh
A. This reading is at the same elevation as the 6.2ft. mark on the gage at Head of Passes.
B. A vessel drawing 8ft would be able to pass over the sill at Old River Lock C. This reading is 6.4feet below the Low Water Reference Plane.
D. A vessel drawing 7ft. would be able to pass through the locks at Lower Old River. KEY: C
[2251] Which of the following statements is FALSE, concerning the regulations pertaining to the
cylinder room of a fixed CO2 fire extinguishing system?______ A. The compartment must be properly ventilated.
B. The temperature of the room should never exceed 130°F
C. The door must be kept unlocked.
[2251] Which of the following statements is FALSE, concerning the regulations pertaining to the
cylinder room of a fixed CO2 fire extinguishing system?______
A. The compartment must be properly ventilated.
B. The temperature of the room should never exceed 130°F
C. The door must be kept unlocked.
D. The compartment shall be clearly marked and identifiable
[2252]Which of the following statements is INCORRECT regarding a fire and boat drill on board your cargo vessel?
A．At least one fire and boat drill shall be held within 24
hours of leaving a port where more than 25 percent of the crew has been replaced
B．The Master is responsible in seeing that each lifeboat
is lowered to the water at least once in each 6 months C．Lifeboat equipment shall be examined at least once each month to insure that it is complete
D．An entry shall be made in the vessel's Official Logbook relative to each fire and boat drill
556 Which of the following statements is TRUE regarding lashing
requirements to secure vehicles aboard Ro-Ro vessels ．
A．It is NOT imperative that the securing of cargo on flats and trailers
and in containers be adequate for BOTH road and sea motions
B．The generally recommended lash angle should not be greater than
45 degrees relative to the deck in any direction
C．For effective securing vehicles should be stowed athwartships whenever
possible
D．It is not necessary to lash automobiles since setting the brakes is
sufficient to keep them from moving
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels ．
A．A centerline crane can never be operated in tandem
B．One crane is able to work one end of two adjacent hatches C ． These cranes are more economical and weigh less than
outboard-mounted cranes
D．One crane is able to work both sides of the ship
Several incidentmerchant ships are arriving Surface Search．One at the scene of a distress （of the them must assume the duties of the Coordinator CSS）．Which of the following statements is TRUE
．
A．CSS duties are always assumed by passenger vessels，dry cargo vessels，or tankers in that order of precedence
B．The CSS must be established by mutual agreement between the ships concerned C．A tank vessel should never be assigned CSS duties unless only tank vessels are present
D．The first vessel to arrive at the distress incident is designated as the CSS
Which of the following statements is FALSE concerning the proper procedure in handling a fire hose A．A 1.5 inch hose should be deployed with a minimum of a nozzleman and hoseman
B．The nozzleman should always hold the nozzle with one hand on top，to prevent kickback C．Back-up hosemen should be positioned wherever the hose makes a significant turn
D．The fire hose should be partially charged before deploying it from the fire station
．
[2919]When comparing twin screw tug to single-screw tugs, which statement about a twin-screw tug is FALSE?___ A. If one engine fails, you do not lose control of the ton B. It is more maneuverable
C. It develops more bollard pull for the same horsepower
D. It is generally subject to more propeller damage from debris in the water
[3133]Which statement about immersion suits is TRUE?
A. The primary color of the suit's exterior may be red, orange or yellow
B. The suit must, without assistance, turn an unconscious person's mouth clear of the water within 5 seconds C. The suit is flameproof and provides protection to a wearer swimming in burning oil D. The suit may be stored in a machinery space where the ambient temperature is 160 °F
[3212] Which statement about immersion suits is TRUE? .
A. Prior to abandonment, the suit allows body movement such as walking, climbing a ladder and picking up small objects B. The immersion suit seals in body heat and provides protection against hypothermia for weeks C. The suit is flameproof and provides protection to the wearer while swimming through burning oil
D. The wearer of the suit is severely restricted and requires twice the time to climb a ladder than without the suit
0109. Which statement about a gnomonic chart is correct ___D_____． 下列有关心形投影海图的描述哪一项正确
A．A rhumb line appears as a straight line 恒向线显示是一条直线
B．Distance is measured at the midlatitude of the track line 使用航迹线中部的纬度刻度作为量距离的标准
C．Meridians appear as curved lines converging toward the nearer pole子午线（经线）在海图上显示为向邻近的地极弯曲的曲线 D．Parallels，except the equator，appear as curved lines 除赤道外，其他的平行线显示为曲线
0260. Which statement about radio navigational warnings is TRUE ___A_____．
下列哪项关于无线电航海警告的描述是正确的（）
A．The topics for warnings included in HYDROLANTS，HYDROPACS，and NAVAREA warnings are the same 包含在HYDROLANTS、HYDROPACS和NAVAREA里的警告标题是一样的
B．NAVAREA warnings concern only coastal navigation and inland navigation in large bays or sounds such as Puget Sound（海峡、海湾、海口、河口）NAVAREA里的无线电航行警告仅包含有关沿岸航行和在大的海湾、河口等近岸航行用的相关资料
C．The United States is responsible for NAVAREA warnings in the North Atlantic north of 7°N，and west of 15°W 美国负责为北纬7度以北、西经15度以西的北大西洋发布航海警告
D．Long range radio navigational warnings are usually broadcast by radiotelephone，radiotelegraph，radio-teletypewriter 长距离的无线电航行警告一般通过无线电话、无线电报或无线电打字机发布
1064. Which statement about the hospital space on a cargo ship is TRUE ___D_____．
下列有关货船上医院的描述哪一句正确（）
A．The hospital may be used for disciplinary confinement if it is not being used for treatment 如果没有病人正接受治疗，医院可作为禁闭室
B．The hospital space must have both a bathtub and shower 医院内应有浴缸和喷淋设备 C．A hospital is required on all vessels with a crew of 12 or more if it makes overnight voyages 如果船上船员人数超过12人，且航程超过一个晚上，必须配有医院
D．If a ship has a crew of forty-five who do not have their own room，the hospital must have four berths 如果船上有45个船员没有个人房间，医院应有4个铺位
[2692]Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? A. A safe-water buoy will display red and white vertical stripes of reflective material. B. All reflective material is white because it is the most visible at night.
C. A special-purpose mark will display either red or green reflective material to agree with its shape.
D. A preferred-channel buoy displays either red or green reflective material to agree with the top band of color. KEY: D
[2692]Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? A. A safe-water buoy will display red and white vertical stripes of reflective material. B. All reflective material is white because it is the most visible at night.
C. A special-purpose mark will display either red or green reflective material to agree with its shape.
D. A preferred-channel buoy displays either red or green reflective material to agree with the top band of color. KEY: D
516 Which statement is FALSE regarding the operation of a crane
．
A．The crane jib is raised and lowered by the luffing winch B．The cargo block is raised and lowered by the hoisting winch C．The cargo block is raised and lowered by the luffing winch D．None of the above
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 roadstead B．The gob rope is used to secure the towline aft over the centerline of a tug
C．The gob rope is a line hung over a vessel's side to assist in boarding
D．The gob rope is a rope used in mooring a vessel to a buoy
A vessel continually lists to one side and has a normal rolling period． Which statement is TRUE ． A．The vessel has negative GM
B．The center of gravity is on the centerline C．The list can be corrected by reducing KM
D．The vessel has asymmetrical weight distribution
A vessel continually lists to one side and has a normal rolling period． Which statement is TRUE ． A．The vessel has negative GM
B．The center of gravity is on the centerline C．The list can be corrected by reducing KM
D．The vessel has asymmetrical weight distribution
A twin-screw vessel with a single rudder is making headway．The engines are full speed ahead．There is no wind or current．Which statement is FALSE ．
A．If one screw is stopped，the ship will turn toward the side of the stopped screw
B．The principal force which turns the ship is set up by the wake against the forward side of the rudder
C．Turning response by use of the rudder only is greater than on a single-screw vessel
D．With the rudder amidships，the ship will steer a fairly steady course
Which statement is TRUE ．
A．You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore B．You must keep a record of garbage discharged in port to a shore
facility C．You need not keep a record of garbage incinerated on the ship D．You must keep a record of the approximate weight of the garbage
dumped
You are crossing a narrow channel in a 15-meter vessel when you sight a tanker off your port bow coming up the channel．Which statement is TRUE ．
A．Yours is the give-way vessel because it is less than 30 meters long B．You shall not impede the safe passage of the tanker C．The tanker is the stand-on vessel because it is to port of your vessel D．The tanker is the stand-on vessel because it is the larger of the two vessels
You are crossing a narrow channel in a 15-meter vessel when you sight a tanker off your port bow coming up the channel．Which statement is TRUE ．
A．Yours is the give-way vessel because it is less than 30 meters long B．You shall not impede the safe passage of the tanker C．The tanker is the stand-on vessel because it is to port of your vessel D．The tanker is the stand-on vessel because it is the larger of the two vessels
Which statement is TRUE in an overtaking situation A．One vessel is approaching another vessel from more than 20° abaft
the beam B．It is the duty of the vessel being overtaken to get out of the way C．Any later change of bearing between the two vessels shall not
make the overtaking vessel a crossing vessel
D．All of the above
which statement is TRUE ．
A．Icebergs may travel in a direction many degrees different from the sea ice
B．Both icebergs and sea ice will move in approximately the same direction and at the same speed
C．Icebergs and sea ice will move in the same direction，but at different speeds due to the sail effect of the berg
D．Icebergs and sea ice will move in the same direction，but the iceberg will move slower because of its underwater bulk
Which statement is TRUE of a stiff vessel
．
．
A．She will have a large metacentric height
B．Her period of roll will be large due to her large metacentric height C．She will have an unusually high center of gravity D．She will pitch heavily
Two barges are being pushed ahead by a tugboat．Which statement is TRUE concerning lights on the barges A．Each vessel should show sidelights
B．Each vessel should show at least one white light C．The barges should be lighted as separate units D．The barges should be lighted as one vessel
．
Which statement is TRUE，according to the Rules
A．A vessel not under command shall keep out of the way of a vessel
restricted in her ability to maneuver
B．A vessel not under command shall avoid impeding the safe passage
of a vessel constrained by her draft C．A vessel constrained by her draft shall keep out of the way of a
vessel engaged in fishing
．
D．A vessel engaged in fishing while underway shall，so far as
possible，keep out of the way of a vessel restricted in her ability to
maneuver
Your vessel is NOT making way ， but is not in any way disabled．Another vessel is approaching you on your starboard beam．Which statement is TRUE ． A．Your vessel is obligated to stay out of the way B．The other vessel must give way，since your vessel is stopped C．You should be showing the lights or shapes for a vessel not under
command
D．You should be showing the lights or shapes for a vessel restricted
in her ability to maneuver
Which statement is TRUE concerning apogean tides A．They occur only at quadrature
B．They occur when the Moon is nearest the Earth C．They cause diurnal tides to become mixed D．They have a decreased range from normal
．
Which statement is TRUE concerning equatorial tides ． A．They occur when the Sun is at minimum declination north or south B．They occur when the Moon is at maximum declination north or south
C．The difference in height between consecutive high or low tides is at a minimum
D．They are used as the basis for the vulgar establishment of the port
1771 Which statement is NOT true concerning the stowage of class 1 explosives ．
A．Class 1.1 explosives may be stowed with class 9 dangerous
substances B．Class 1.4 explosives must be“separated from”a stow of class 5.1
oxidizing materials C．Class 1.4 explosives may not be stowed in the same hold with class 6.1 poisons
D．Class 1.4 explosives must be“separated from”a stow of class 8 corrosive materials
[1250] Which statement is TRUE of a tender vessel?
A. It has a large GM B. Its period of roll is long
C. It has a very low center of gravity D. It has a good transverse stability
[2061 ] Which statement is TRUE of a gasoline spill? ________ . A. It is visible for a shorter time than a fuel oil spill B. It is not covered by the pollution laws C. It does little harm to marine life
D. It will sink more rapidly than crude oil
[2118] Which statement is TRUE of centrifugal pumps aboard tankers? ________ . A. They are positive displacement pumps B. They are gravity-fed
C. They produce a pulsating flow
D. They require more maintenance than a reciprocating pump
[2150]Which statement is TRUE concerning life jackets which are severely damaged? . A. They should be replaced
B. They must be tested for buoyancy before being continued in use C. They can be repaired by a reliable seamstress D. They can be used for children
[2196]Which statement is TRUE of a stiff vessel? . A. She will have a large metacentric height
B. Her period of roll will be large due to her large metacentric height C. She will have an unusually high center of gravity D. She will pitch heavily
[2364] Which statement is TRUE when comparing cold and warm fronts? . A. Cold fronts are more violent and of shorter duration B. Cold fronts are milder and last longer
C. They are very similar with the exception of wind direction D. Warm fronts are more violent and of longer duration
[2381]If___a magnetic compass is not affected by any magnetic field other than the Earth's, which statement is TRUE? A. Compass error and variation are equal B. Compass north will be true north C. Variation will equal deviation D. There will be no compass error
[ 2389 ] A vessel continually lists to one side and has a normal rolling period. Which statement is TRUE? . A. The vessel has negative GM B. The center of gravity is on the centerline
C. The list can be corrected by reducing KM D. The vessel has asymmetrical weight distribution
[2434] Which statement is not true of the Uniform Lateral System of Buoyage? . A. It employs top marks B. Lighted buoys have the same shape as unlighted buoys C. The numbering or lettering of fairway buoys is optional D. It is better than any other system
[2479]Which statement is TRUE concerning the vessel's slipstream? . A. It has no effect on the steering of the vessel
B. It has no effect on the rudder when the helm is amidships C. Its velocity is the same as that of the wake D. The propeller gives it a helical motion
[2694] Which statement is TRUE about nylon line?
.
A. Manila line will usually last longer than nylon line B. Nylon line is excellent for use in alongside towing C.A normal safe working load will stretch nylon line 50% D. Nylon stoppers should be used with nylon line
[2716]Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited? A. It is required on all vessels B. It may be located in a conspicuous place in the wheelhouse C. It may be located at the bilge and ballast pump control station D. It may be located in mess room
[2741]Which statement is TRUE concerning the gooseneck?
A. It is a sailing maneuver which brings the vessel' s head through the wind B. It connects the boom to the mast and allows the boom to swing freely C. It is a sailing condition where there is a loss of air flow over the sails D. It provides convenience for ship handling
[2796] Which statement is TRUE concerning fuel vapors on a vessel? A. Fuel vapors gather in the lowest portions of the vessel B. Fuel vapors can only be ignited by an open flame
C. Vent outlets should be located above the level of the carburetor air intake D. It will be flammable only when too lean
[2852]Which statement is TRUE with respect to shiphandling procedures in ice? . A. Never go full astern at any time while in ice
B. Go astem in ice with extreme care - always with rudder amidships C. Enter ice at medium speeds to reduce impact
D. The presence of a snow cover on the ice assists a vessel's progress through an ice field
[ 2858 ] Which statement is TRUE concerning the application of foam on an oil fire? . A. It cools the surface of the liquid
B. It gives protection to fire fighting personnel against the heat of the fire C. It forms a smothering blanket on the surface of the oil
D. It should be used at the same time a solid stream of water is being applied
[2954] A fishing vessel is approaching a vessel not under command. Which statement is TRUE? A. The fishing vessel must keep clear of the vessel not under command
B. If the vessel not under command is a power-driven vessel, she must keep clear of the fishing vessel C. They must exchange whistle signals
D. Both vessels are required to take action to stay clear of each other
[2975]Which statement is TRUE concerning hawser towing?
A. The catenary in a hawser should be sufficient so that the hawser just touches the bottom B. The hawser is of sufficient length for towing when taut between tug and tow C. Increasing speed usually increases the catenary in the hawser
D. Shortening the tow hawser generally decreases the maneuverability of the tug
[2977]Which statement is TRUE?
A. You need not keep a record of ground garbage dumped into the sea more than 25 miles off?shore B. You must keep a record of garbage discharged in port to a shore facility C. You need not keep a record of garbage incinerated on the ship
D. You must keep a record of the approximate weight of the garbage dumped [3001]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 signal B. Only the stand-on vessel can sound the danger signal C. Distress signals may be used in place of the danger signal
D. The danger signal consists of 4 or more short blasts of the whistle
[3008] Which statement is TRUE in an overtaking situation? . A. One vessel is approaching another vessel from more than 20° abaft the beam B. It is the duty of the vessel being overtaken to get out of the way
C. Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel D. The overtaking vessel is free of any responsibility
[3051 ] You are on a tanker carrying benzene in bulk. Which statement is TRUE?
A. No other cargoes may be carried due to the possibility of contamination by a carcinogen
B. The crew quarters must have positive-pressure ventilation to prevent the fumes from entering the living spaces C. Benzene is not a cancer-causing agent
D. Personnel working in regulated areas must use respirators
[3085 ] 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 signals
B. The identification signal must be sounded any time the pilot vessel is underway C. The pilot vessel may only sound the identity signal when making way D. The pilot vessel is the give-way vessel
[ 3087 ] Which statement is TRUE with respect to the elasticity of nylon mooring lines? . A. Nylon can stretch over forty percent without being in danger of parting B. Nylon can be elongated by one-hundred percent before it will part C. Nylon will part if it is stretched any more than twenty percent
D Under load, nylon will stretch and thin out but will return to normal size when free of tension
[3123]If there is any doubt as to the proper operation of a radar, which statement is TRUE? A. Only a radar expert can determine if the radar is operating
B. All radars have indicator lights and alarms to signal improper operation
C. A radar range compared to the actual range of a known object can be used to check the oper?ation of the radar D. The radar resolution detector must be energized to check the radar
[3135]Your vessel is NOT making way, hut is not in any way disabled. Another vessel is approac?hing you on your starboard beam. Which statement is TRUE? A. Your vessel is obligated to stay out of the way
B. The other vessel must give way. Since your vessel is stopped
C. You should be showing the lights or shapes for a vessel not under command
D. You should be showing the lights or shapes for a vessel restricted in her ability to maneuver
[3148]Your vessel is NOT making way, but is not in any way disabled. Another vessel is approac?hing you on your starboard beam. Which statement is TRUE?
A. Your vessel is obligated to stay out of the way
B. The other vessel must give way, since your vessel is stopped
C. You should be showing the lights or shapes for a vessel not under command
D. You should be showing the lights or shapes for a vessel restricted in her ability to maneuver
[ 3207 ] You have been observing your radar screen and notice that a contact on the screen has re?mained in the same position, relative to you, for several minutes. Your vessel is making 10 knots through the water. Which statement is TRUE? A. The contact is dead in the water B. The contact is on the same course and speed as your vessel C. The contact is on a reciprocal course at the same speed as your vessel D. The radar is showing false echoes and is probably defective
[3219]Which statement is TRUE, according to the Rules?
A. A vessel not under command shall keep out of the way of a vessel restricted in her ability to maneuver B. A vessel not under command shall avoid impeding the safe passage of a vessel constrained by her draft C. A vessel constrained by her draft shall keep out of the way of a vessel engaged in fishing
D. A vessel engaged in fishing while underway shall, so far as possible, keep out of the way of a vessel restricted in her ability to maneuver
[3222] A twin-screw vessel with a single rudder is making headway. The engines are full speed a- head. There is no wind or current. Which statement is FALSE?
A. If one screw is stopped, the ship will turn toward the side of the stopped screw
B. The principal force which turns the ship is set up by the wake against the forward side of the rudder C. Turning response by use of the rudder only is greater than on a single-screw vessel D. With the rudder amidships, the ship will steer a fairly steady course
[3237]Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? A. A safe-water buoy will display red and white vertical stripes of reflective material B. All reflective material is white because it is the most visible at night
C. A special-purpose mark will display either red or green reflective material to agree with its shape
D. A preferred-channel buoy displays either red or green reflective material to agree with the top band of color
[3238]Your-vessel is equipped with totally enclosed lifeboats. Which statement is TRUE when the boat is enveloped in flames?
A. The ventilators will automatically close by the action of fusible links
B. The motor takes its air supply from outside the lifeboat to prevent asphyxiation of the crew
C. A water spray system to cool the outside of the boat is operated by a high-volume manual pump D. An air tank will provide about ten minutes of air for the survivors and the engine
[3254]You are proceeding down a channel and lose the engine(s). You must use the anchors to stop the ship. Which
statement is true?
A. Pay out all of the cable before setting up on the brake to insure the anchors dig in and hold
B. For a mud, mud and clay, or sandy bottom pay out a scope of 5 to 7 times the depth before setting up on the brake C. Use one or both anchors with a scope of twice the depth before setting the brake D. Drop the anchor to short stay and hold that scope
[3256] You are signing on a deck officer, who will be designated as one of the GMDSS operators, be?fore sailing foreign. Which statement is TRUE?
A. He must have an STCW certificate endorsed as \"Valid for Service on Vessels Operating in the GMDSS System\" B. He must present either an FCC-issued license or a Coast Guard-issued license
C. You must consult the \"List of Qualifications\" on the reverse of his FCC-issued license
D. His Merchant Mariners Document must have an added endorsement as \" Radio Electronics Officer\"
[3268] A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE? .
A. When dead in the water, it is often difficult to find the neutral position and slight headway or sternway may result B. When going directly from full ahead to full astern, there is complete steering control
C. When the vessel has headway and the propeller is in neutral, there is no effect on rudder con?trol
D. When maneuvering in port, full ahead or astern power can usually be obtained without chan?ging shaft RPM
[3277]You are on a large merchant vessel entering a port. There is a Pilot on board and he has the conn. Which statement is TRUE?
A. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge B. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law C. The Pilot is solely responsible for the internal working of the ship
D. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn
[3281] You are on a large vessel fitted with a right-handed controllable-pitch propeller. When mak?ing large speed changes while decreasing pitch, which statement is TRUE? .
A. You will probably have full directional control throughout the speed change
B. You may lose rudder control until the ship' s speed has dropped to correspond to propeller speed C. The stem will immediately slew to starboard due to unbalanced forces acting on the propeller D. The stem will immediately slew to port due to unbalanced forces acting on the propeller
[3292]You are on a vessel that has broken down and are preparing to be taken in tow. You will use your anchor cable as part of the towline. Which statement is TRUE?
A. The anchor cable should be veered enough to allow the towline connection to be just forward of your bow
B. The anchor cable should be veered enough to allow the towline connection to be immediately astern of the towing vessel
C. The strain of the tow is taken by the riding pawl, chain stopper, and anchor windlass brake
D. The anchor cable should be led out through a chock, if possible, to avoid a sharp nip at the hawsepipe lip
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