航海英语补充题库154

航海英语补充题库154（1）仅供参考

[1]Which signal of the follwings is not provided with onboard lifeboat? 答案：D

A.Rocket parachute signals B.Buoyant smoke signals C.Hand flare signals D.Self-igniting signals

[2]According to IMO regulations,______shall be posed outside lifeboat? 答案：A A.the retro-reflective tapes B.the reflective tapes C.the flashing bands D.the anti-flashing bands

[3]Which one of the following is not required on survival crafts? 答案：D A.Anti-seasickness medicine B.Immersion suits C.axes D.lifebuoys

[4]Have the safety belts for _______been examined? 答案：C A.total enclosed lifeboats B.totally enclosing lifeboats C.totally enclosed lifeboats D.total encloseing lifeboats

[5]The fire-protected lifeboats are found_____________.答案：C A.in satisfactorily condition B.satisfactorily C.satisfactory D.satisfactored

[6]We test the water spray fire protection system of fire-protected lifeboats every 3 months,___the abandon ship drill. 答案：B A.combining with B.combined with C.combining to D.combined to

[7]Are your lifeboats fitted with_______?答案：D A.cargo wires B.topping lift C.guiding lines D.tripping line

[8]Painting on _________is prohibited because it will weaken its sensibility A.ship shell

B.exterior of winches C.hydrostatic release unit D.hold ladders 答案：C

[9]Where shall the key to co2 room be kept? A.In master's cabin B.In third office's cabin

C.In a break-glass-type enclosure conspicuously located adjacent to the room D.In a locked locker conspicuously located adjacent to the room 答案：C

[10]The fireman's outfit consists of________.

A.Safety lamp,protective clothing,rigid helmet,breathing apparatus B.Emergency escape breathing device,fire damper,extinguishers C.Firefighting equipment, portable extinguishers,fire dampers D.Fire hoses,fire nozzles,fire hydrants,fire pumps 答案：A

[11]Which one of the following is incorrect about Mercator projection? A.It projects a sphere onto a cylinder.

B.Because the resulting distance between latitudes are constantly increasing,it is also called progressive projection

C.It can always give true distances

D.It advantage is that longitudes and latitudes are at right angles, which makes it easy to read true bearings 答案：C

[12]Why do distances always have to be measured from the nearest scale on a Mercator chart? A.Because it is thr most efficient way B.Because it varies for each latitude

C.Because it varies with the change of longitude D.Because it is the most straight line. 答案：B

[13]What is ship's heading? ship's heading is the direction_______. A.the vessel is pointing.

B.the vessel is traveling relative to land C.the vessel is traveling relative to ground D.the vessel is drifting 答案：A

[14]How long would 15 minutes of longitude be at a latitude of 60 degrees North? A.30 nm B.60 nm C.15 nm D.7.5 nm 答案：D

[15]Which one of the followings is incorrect about magnetic compass? A.The magentic compass is compulsory on my vessel B.The magentic compass is prone to error

C.The magentic compass is always placed inside steel constructions

D.The magentic compass needs to be calibrated to compensate for local magnetic distortion 答案：C

[16]Which one of the followings is correct regarding the use of gyrocompass? A.Gyrocompass does not have to be started before sailing.

B.Gyrocompass must be stopped when vessel alongside a berth C.Gyrocompass needs to be checked from time to time

D.Gyrocompass is not influenced by the latitude and ship's motion 答案：C

[17]What may affect the accuracy of sounding with echo sounder? A.Sea bottom B.Ship's speed C.Speed of current

D.Water temperature and density 答案：D

[18]What often happens when using echo-sounder at river estuary where a layer of fresh water lies on the top of denser salt water? A.A scattering layer appears. B.Echo sounder stops working. C.shallow water appears. D.Nothing abnormal happens.

答案：A

[19]Regarding the use of GPS, which one of the followings is incorrect? A.GPS is the most accurate global system today.

B.Its use is still under the U.S. Department of Defence's control C.DGPS is more accurate than GPS

D.GPS can provide a real-time position under any condition 答案：D

[20]Without doubt the radar is a highly important navigation aid. But duty officer shall aware that_____when using it.

A.Its range reading is more accurate than its bearing reading

B.A low-lying coastline with a long, flat beach will show up properly on the radar C.Radar is only aimed at collision avoidance.

D.The use of radar is necessary only when visibility is restricted. 答案：A

[21]As for racon,which one is incorrect. in the following? A.Racon is a radar transponder.

B.Racon is often installed on major waypoints.

C.When activated by a radar signal, the Racon sends it back with an identifier D.Racon can be used to take place of radar 答案：D

[22]What does a Racon help with? A.Measuring the distance

B.Measuring the relative speed C.Identifing a vessel D.Identifing a seamark 答案：D

[23]What does ECDIS stand for?

A.Electrical Chart Display and Indication System B.Electronic Chart Display and Information System C.Electric Chart Display and Informing System D.Electronic Chart Display and Indicating System 答案：B

[24]The IALA buoyage system is divided into two categories:________. A.The buoy system and the lighthouse system

B.The central buoy system and the side buoy system C.The lateral system and the cardinal system D.The stripe system and the band system 答案：C

[25]The lateral system is used in_______.

A.restricted water such as shoals, reefs or wrecks B.restricted water such as buoyed channels C.open waters such as shonls,reefs or wrecks D.open waters such as buoyed channels 答案：B

[26]In region A, The green buoys are kept to_____and red to _____when sailing from____to____. A.starboard,port,sea,land B.starboard,port,land,sea C.port,starboard,land,land D.port,starboard,sea,sea 答案：A

[27]Which one of the followings about Tiaffic Separation Scheme(TSS) is incorrect? A.TSS separates inbound and outbound traffic in well marked lanes. B.Regulations request all vessels to join or leave lanes at the extremities.

C.If a TSS has to be crossed, it has to be carried out as close as possible to a right angle D.Being in the TSS does change the general rule of the Road convention 答案：D

[28]How do you take a running fix?

A.By measuring the angle between to fixed landmarks and finding the sine of the angles. B.By taking bearings from a landmark at time intervals and finding the sine of the angles.

C.By taking bearings from a landmark at time intervals and measuring the distance covered in the intervals.

D.By taking the relative bearings from 2 sets of landmarks and plotting the difference. 答案：C

[29]Who has the right of way in a Tiaffic Separation Scheme? A.The inbound vessel B.The outbound vessel

C.The vessel coming from the starboard side D.The vessel coming from the port side 答案：C

[30]What would be the colour of an IALA starboard hand lateral buoy, as seen when sailling toward land, in Europe? A.Green B.Red

C.Red and green stripes D.Black and yellow stripes 答案：A

[31]As the tide makes the water_______twice a day a resulting current, or tidal stream, is generated.a resulting current, or tidal stream, is generated. A.rising and falling B.Rose and fell C.the rise and fall D.rise and fall 答案：D

[32]When reversing, the tidal stream will have a period with little or no effect.This is called the______. A.Rise B.Range C.Slack D.Spring 答案：C

[33]The average time between two high waters is 12 hours and 25 minutes because this is the time it takes for____.

A.The sun to be at the opposite side of the moon B.The moon to be at the opposite side of the earth C.The moon to be at its apogee

D.The sun and the moon to be on the same side 答案：B

[34]What is the tidal height? A.Twice the tide amplitude B.The range of the tide

C.The water above the Lowest Astronomical Tide D.The height above or under the mean level 答案：C

[35]What is the right way to use VHF CH16 and working channel?

A.Ships can call other ships on Ch16 but should move to a working channel as soon as possible. B.Ship should use working channel to call other ships at any time. C.Ch16 is only used as the international distress and calling frequency. D.Ship can use Ch16 or working channel as they like 答案：A

[36]How to report your ship callsign to a shore station? A.Use capital letters B.Use phonetic alphabet C.Use letters and numbers D.Use flag signals 答案：B

[37]Which one of the followings is not a right way to call an unknown vessel of VHF? A.According to her characteristics B.According to her cargo

C.According to her movements D.According to her crewmembers 答案：D

[38]If there were suddenly an immediate danger for both the vessel and its crew,would you send a MAYDAY on__?

A.Ch06 with dual watch B.Ch06 with 25 watts ouput C.Ch16 with 1 watt ouput D.Ch16 with 25 watts ouput 答案：D

[39]In the unlikely event that a distress situation allows you to send only a very short message,after MAYDAY would you first say______? A.Your name and callsign B.Your position

C.The number of persons on board D.the nature of the distress situation 答案：A

[40]The GPS satellite orbits the earth in approximately_______. A.3 hours B.6 hours C.12 hours D.24 hours 答案：C

[41]GPS receiver errors depend on ________. A.operation B.installation C.display type D.construction 答案：D

[42]Error in the GPS positions has nothing to do with _____. A.user clock bias B.satellite clock bias

C.atmospheric interference

D.ship's position 答案：D

[43]What is the main purpose of DGPS? A.Improve positioning accuracy B.Decrease positioning accuracy C.Reduce operational cost D.I don't know 答案：A

[44]The acccuracy of the DGPS mainly depends on_______. A.The price of the equipment

B.The relative angle between the satellite C.The position of the observer

D.The age of the calculated correction 答案：D

[45]What is the purpose of a Pedestal Roile?

A.To change the direction of lead on a mooring line B.To secure a chain

C.To secure the eye of a mooring line D.To facilitate towing 答案：A

[46]You stand a greater risk of injuring yourself or your shipmate during mooring and unmooring operations than at any other time. So remember________.

A.Do not wear safety shoes,gloves and an overall with long sleeves B.Stand as closely as possible in the rope rail

C.Do not work too close to the drum when handling wires/ropes D.If the line takes charge, try to stop it with your feet/hands 答案：C

[47]Which one of the followings is not a right way to behave during mooring unmooring operation?

A.Stay close to the towline at all time B.Beware the bights

C.When operating the winch/windlass,ensure that yourself understand the controls D.When the tug is being secured or let go, monitor the operation closely 答案：A

[48]The most serious danger drom synthetic ropes is____,which is the sudden release of the energy stored in the stretched synthetic line when it breaks A.Rotting

B.Wear and tear C.Snapback D.Weakness 答案：C

[49]Unlike wires,synthetic ropes do not give audible_____of pending failure and may not exhibit any broken elements before completely parting A.broken B.slack C.track D.sign 答案：D

[50]..... a ship does not possess an all-wire or .........all-sythetic mooring outfit, the best procedure is to use____ for spring and breast lines and _____for headlines and stern lines. A.The synthetic ropes,the wires

B.The wires,the synthetic ropes

C.The wires,the synthetic ropes with the wires

D.The synthetic ropes with the wires, the same as the former 答案：B

51．The ideal rope for stoppers should satisfy the following requirements except that _____. A. The stopper should be of synthetic fibre rope

B. The size of the stopper should be as large as possible C. The stopper should be of low stretch material D. The stopper should be very flexible 答案：B

52. Usually, do not use more than _____ complete rope turns around the drum. A. 1-2 B. 3-4 C. 5-6 D. 7-8 答案：B 53．If you have steel wire ropes leading in the same direction with other ropes, which will take the most of the load? A. Steel wire rope B. Manila C. Nylon

D. Polypropylene rope 答案：A

54. Snapback is a serious danger when we are handling_____. A. Wire rope

B. Nylon ropes only C. Synthetic ropes D. Manila 答案：C

55. Choose one statement which is correct according to safe mooring practice. A. Synthetic rope can be used as a stopper on wires B. A safety helmet without chinstraps is allowed C. ……. have the same elongation as used ropes

D. Two or more lines leading in the same direction should always be of the same material. 答案：D

56. What does a navigator who uses an ECDIS require?

A. Good navigational knowledge and a professional job attitude B. Good computer knowledge C. Good system knowledge D. Nothing special 答案: A

57. When own ships position input to ECDIS wrong, what is the result? A. Nothing

B. ECDIS will give warning

C. ECDIS will automatically be switched off

D. Position, range and bearing taken on the ECDIS will be wrong 答案：D

58. What should you avoid when receiving work order? A. Having other people help you with your work B. Swearing

C. Wasting time on having procedures explained D. Misunderstandings 答案：D

59. What kind of information dose the fire plan contain? A. Fire alarm signal, fire instruction and your assignment B. location of firefighting equipment onboard C. How to use firefighting equipment onboard

D. Information on how handle different types of fires 答案：B

60. Do you need to measure oxygen levels before entering an enclosed space? A. Yes, always B. No

C. Not if you measure for toxic gases

D. Yes, but not if you ventilate properly first for 24 hours 答案：A

61. What is the most important treatment concerning a foreign body in the eye? A. Rinsing of the eye B. …… anaesthetic

C. Wring the eye-lid to prevent blinking D. Close the eye for a while 答案：A

62. What is the meaning of UEL? A. Upper exposure level B. Upper explosion level C. Upper explosive level D. Upper evaporation level 答案：C

63. In which way may intake of poisoning material not occur? A. By inhaling

B. By skin penetrating and skin absorbing C. By swallowing

D. By protective measures 答案：D

64. What is OPA 90?

A. Oil Production Act of 1990 B. ore Pollution Act of 1990 C. Oil Pollution Act of 1990 D. Ore Production Act of 1990 答案：C

65. What is the maximum oxygen percentage allowed in a tank? A. 12% B. 6% C. 8% D. 10% 答案：C

66. What does OBO mean? A. Oil Bulk Oil B. Ore Bulk Oil C. Only Bulk Ore D. Only Basic Oil 答案：B

67. What is the meaning of LEL? A. Low evaporation limit B. Lower exposure limit C. Lower explosive limit D. Low explosion level 答案：C

68. What kind of fixed extinguishing plant is installed in an oil tankers engine room and pump room?

A. Powder plant B. Foam plant C. CO2 plant

D. Water spray plant 答案：C

69. Before any portable gas indicators are brought to the measuring spot, what is very important to do with these analysers first? A. To do a full calibration B. Just renew the batteries C .Zero adjust them D. Just check the filters 答案：A

70. Which one of the following factors does not reduce the effect of free surface? A. Minimum number of daily service tanks in use B. Where possible, tanks either full pr empty C. GZmax at minimum 25° D. Bilges pumped out 答案：C

71. Where is the draft largest when the ship has an aft trim? A. Forward B. Aft

C. Midships

D. The drafts are equal all over the ship 答案：B

72. What percentage of the baggage is required to be checked at Security Level 1? A. 25-50%

B. The percentage is not specified C. 100% D. 5-15% 答案：B

73. Who is responsible for the development of the ship security plan? A. The company security officer B. The classification society

C. The port facility security officer D. The ship security officer 答案：A

74. Who is responsible for the regular security inspections of the ship? A. The company security officer B. The classification society

C. The port facility security officer D. The ship security officer 答案：D

75. For whom is the ISM Code mandatory? A. All vessels 500 GRT and above B. All tankers

C. All vessels built after 1998

D. All vessels on international routes 答案：A

76. Who can contact the Designated Person? A. The designated person B. The captain

C. All senior officer D. All officers and crew 答案：D

77. Who can suggest changes to the SMS? A. The designated person B. The captain

C. All officer and crew D. All senior officer 答案：C

78. How many hours of rest is the minimum required in a normal day? A. 14 hours B. 10 hours

C. 6 hours

D. It doesnot matter as long as my overtime is paid for 答案： B

79. The ISM code is pat of _____. A. SOLAS B. STCW C. MARPOL

D. High Speed Craft Code 答案：A

80. When are you allowed to throw plastic garbage overboard? A. Being more than 25 miles from shore B. Only at night when it’s dark

C. Being more than 6 miles from shore D. Never 答案：D

81. Why is the ISM Code mandatory? A. To satisfy US Coastguard B. To improve safety

C. To save money for the company D. To get lover insurance premiums 答案：B

82. Why should you report accident to the Designated Person? A. To find some one to blame

B. To prevent it from happening again

C. So the company can calculate your safety bonuses D. To be able to receive an insurance claim 答案：B

83. Shipboard Emergency Drills must be carried out at least_____? A. Once every third year B. Once a month C. Once a year D. Once a week 答案：B

84. What is the purpose of the girders in the tank? A. They support the stiffeners

B. They transfer all the sea forces acting on the plating

C. They support the stiffeners and take up some of the sea forces D. I don’t know 答案：C

85. When dose a bulk carrier experience extreme tension in bottom structure during fast rate loading?

A. During ballasting in port

B. During loading of heavy cargo in mid-ship holds C. During correct loading pattern, but with heavy cargo D. During loading light cargo in end holds 答案：B

86. What is the difference between static and dvnamic forces on a ship hull? A. The former is set up by cargo and sea while the latter by wave action

B. The former is acting during loading and from wave action while the latter before and after the ship has been loaded

C. The former is set up by cargo while the latter by wave action D. I don’t know 答案：A

87. What is the worse case consideration for the hull girder at sea? A. When the wave crest are fore and aft

B. When a wave length between the crests is approximately equal to the length of the ship C. If the wave crest is amidships

D. When a wave length is two times of that of the ship

答案：B

88. Who is normally deciding which search pattern to use? A. CRS B. OSC C. SMC D. SRU 答案：B

89. What is the meaning of the word “ROGER” when used in radio communication? A. Please repeat your message B. Not readable C. Correct

D. I have received your transmission satisfactorily 答案：D

90. What type of oil is most suitable for reducing the effect of heavy seas? A. Crude oil B. Fuel oil

C. Vegetable oil D. Lubricating oil 答案：C

91. Communication between ship and aircraft is _____. A. Easy and straight forward

B. Difficult because of different radio bands C. Not possible D. Not allowed 答案：B

92. When is the parallel sweep search used? A. When searching a small area B. When searching a large area

C. When searching over hilly terrain D. When searching during night 答案：B

93. The following information may not be required to be communicated to a distressed craft? A. Own vessels identity, call sign, name and position B. Own vessel speed and ETA to distressed craft

C. Distresses crafts true bearing and distance from ship D. Rescue award if successful 答案：D

94. A search and rescue region is _____. A. A search area

B. An area covered by air surveillance C. An area covered by radar surveillance D. An area of defined dimensions 答案：D

95. The first ship arriving of a SAR incident should _____. A. Assume OSC duties B. Assume SMC duties C. Assume ACO duties D. Assume SRU duties 答案：A

96. Which standard man overboard manoeuvre is considered the best during bad visibility conditions?

A. The Anderson turn B. The single turn C. The one turn

D. The Williamson turn 答案：D

97. Can the RCC and RSC use NAVTEX for shore to ship distress traffic? A. Yes

B. No

C. Only if no other communication is available D. Only at night time 答案：A

98. What is most important when using expanded square search? A. Accurate navigation B. Constant speed C. Fixed ROT

D. Fixed turn radius 答案：A

99. What is most important for visual search purposes? A. Design of individual search patterns B. Design of special search patterns C. Use of standard search patterns D. Start search immediately 答案：A

100. Dose the COLREG give any preference to ship equipped with radar? A. Yes B. No

C. Only during reduced visibility D. Only in good visibility 答案：B

101. COLREG NO.10 apply to _____.

A. Vessels sailing in any condition of visibility B. Vessels sailing in reduced visibility C. Vessels sailing in good visibility D. Vessels sailing in separation schemes 答案：D

102. How is a uncoded racon displayed on the PPI? A. As a line B. As a dot

C. As small circle D. As a large circle 答案：A

103. What type of radar can activate a racon? A. X-band radar B. S-band radar C. C-band radar D. No radar can 答案：A

104. What is a coded racon?

A. A racon which automatically activate itself B. A racon only work at night

C. A racon which display a morse code on the radar screen D. A future racon expected to be operational after Y2000 答案;C

105. What is the purpose of the radar reflector? A. Making objects less visible

B. Making echoes weaker on the radar C. Making large echoes smailer

D. Making small objects better visible 答案：D

106. How to reduce beam width distortion? A. Adjust centre position B. Adjust brilliance

C. Adjust heading marker D. Reduce gain 答案：D

107. Marine radar range accuracy is generally______. A. Low B. High C. Unstable D. Very low 答案：B

108. What is the purpose of VRM control? A. To measure distance accurately B. To measure bearing accurately C. To measure range accurately D. To adjust radar monitor 答案：A

109. What course should be fed in to a stabilized radar picture? A. Compass course B. Gyro course C. True course

D. Course made good 答案：C

110. What is the correct speed input to an ARPA used for traffic surveillance? A. Ground speed

B. Speed through water C. Speed from GPS D. Speed from Doppler 答案：B

111. How does current and drift effect the relative motion, relative vector presentation? A. No effect

B. Producing small errors in calculated aspect C. Producing large errors in calculated aspect D. Produce errors in calculated CAP/TCPA 答案：A

112. Does current and drift effect the CPA/TCPA calculations on a true motion display? A. Yes B. No

C. Only a little bit D. Yes, very seriously 答案：B

113. What type of fire detectors is the first to go of in case of a fire? A. Smoke detectors B. Flame detectors C. Heat detectors D. Gas detectors 答案：A

114. According to SOLAS the breathing air apparatus that must be onboard shall have sufficient capacity for how many minutes of operation? A. 20 B. 30 C. 45 D. 60 答案：B

115. For most products the fire will die out when the oxygen content is reduced to _____. A. 10% B. 12% C. 15% D. 21% 答案：B

116. Which of these materials has the best heat conduction? A. Gas B. Liquid

C. Metal D. Wood 答案：C

117. It is important to get familiarized with the emergency exits onboard, when should this be done?

A. Within a week

B. Immediately after boarding C. Before boarding

D. When you have some extra time 答案：B

118. Emergency compressed air breathing escape sets onboard, shall have a duration of service no less than _____. A. 20 minutes B. 15 minutes C. 10 minutes D. 5 minutes 答案：B

119. Watertight compartments are separated by _____. A. Longitudinal bulkhead B. Tween decks C. Dunnages

D. Decks and bulkheads 答案：D

120. Cleaning, painting and repairing work is known as _____. A. Maintenance work B. Lashing work C. Tallying work D. Overtime work 答案：A

121. What is important to remember when using AIS for collision avoidance? A. AIS may not give a complete picture of the traffic situation B. AIS is more accurate than ARPA C. AIS is not as accurate ARPA

D. AIS is not allowed to be used for collision avoidance 答案：A

122. What is the required minimum ship reporting capacity for AIS according to IMO performance standards? A. 1000 B. 2000 C. 4000 D. 4500 答案：B

123. In case of AIS overload, what can you expect? A. AIS will shut down B. AIS will “freeze”

C. Largest far away drop out D. Closes targets drop out 答案：C

124. Which of the following is defined as static information? A. Navigational status B. Safety related message C. MMSI D. Route plan 答案：C

125. The AIS transponder is designed to transmit information? A. Automatically

B. Semi- automatically C. Manually

D.AIS is not transmitting at all 答案：A

126. How much can the AIS broadcast mode be overloaded without any significant operational effect?

A. 50-100% B. 200-300% C. 400-500%

D. No overload is accepted 答案：C

127. Where should you record the crude oil washing after completion? A. Oil Record Book B. Cow manual C. Pumping Log D. Inter plant manual 答案：A

128. Why was COW made compulsory?

A. To reduce amount of sludge in cargo tanks B. To reduce pollution

C. To improve cargo outturn

D. To prevent corrosion is cargo tanks 答案：B

129. How to avoid vapour emission during filling of departure ballast (non SBT vessel)? A. By simultaneous ballasting and cargo discharge B. By reducing the IG pressure

C. By minimizing the amount of departure ballast D. By closing all the openings 答案：A

130. Where in the tank shall the oxygen level be determined before crude oil washing? A. 1 meter from the deck and in the bottom of the tank B. In the middle of the tank

C. 1 meter from the deck and in the middle region of the ullage space D. 2 meter from the deck and in the middle region of the ullage space 答案：C

131. Who should sign the ship/shore safety checklist? A. Chief officer

B. Ship’s and shore’s representatives C. The surveyor D. The captain 答案：B

132. What kind of action must be taken in the event of total failure of the inert gas system during discharge/COW?

A. Stop the discharge/COW B. Call the chief engineer

C. Stop the COW and reduce the discharge rate D. Call captain 答案：A

133. Who must be familiar with the Masterlist and Emergency Instructions onboard? A. The captain only B. The officers only

C. All crew members and other personnel onboard D. Passengers only 答案：C

134. A frying pan catches fire in the galley, which extinguishing agents shall you use? A. Water

B. CO2 or powder C. Foam D. CO2 only 答案：B

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