航海英语真题49-52期试卷(6)

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

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

[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

[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

[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

[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

[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

[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.

[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

[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

[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

[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

[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

[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

[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

[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

[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

[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

[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

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

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

[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

[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

[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

[45]What is the purpose of a Pedestal（基座，柱脚） 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

[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

[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

[48]The most serious danger from 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

[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

[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 wzz136 (2008-9-26 22:53:32)

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

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

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

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

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. 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

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

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

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

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

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 62. What is the meaning of UEL? A. Upper exposure level

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