GMDSS英语习题汇编

GMDSS HUBEI Communications Technical College(West Campus)

(Internal Information)

1. what does ITU stand for?

A、the International Telephone Union

B、the International Telecommunication Union C、the International Telecommunication Unit D、the International Telex Unit 2. You can get chief officer—it.

A 、do B、to C、doing D、done

3. The rescue co-ordination center may---- on stations which interfere with distress traffic.

A、keep silence B、forbid transmission C、change information D、impose silence

4. Which expression has the different meaning from entry into form entry into force?

A、coming into effect B、moving to full effect C、being based on force D、coming into force

5. The emergency communication sets transmitter should not be tested except when---by 6a public radio inspector. A、inspecting B、inspected C、inspects D、having inspected 6. It is no use ----to get in touch with that distress ship right now. A、trying Ｂ、to try Ｃ、tired Ｄ、to trying 7. Radio wave---flow over the surface of the earth ---they radiate from the antenna in other directions.

A、even/then B、not only/ but also C、no sooner/than D、although

8.------the time of communication the GMDSS operator was working at the computer.

A. In B. By C. On D. During

9.-----the message has been sent out or not is not known to us. A. If B. Is C. Does D. Whether 10 You explanation-----all right.

A sounds B. have sounded C. is sounding D. is sounded 11. The radio officer-------the repair of the transmitter until midnight. A. finished B. had not finished C. did not finish D. did not finished

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12.By using previous communication system rescue is often a matter of chance what does“a matter of chance”mean? A. occasionally B. accidentally C. often D. usually

13.Effort made for marine safety----the Titanic tragedy in 1912. A. started/after B. has started/since C. was beginning/ when D. begins/after

14.From the ship owner’s point of view,------is the most important advantage INMARSAT providing with. A. business opportunity

B. good-quality radiotelephone conversation C. telex service D. both B and C

15.For ships equipped with an SES it is ----and ----for the operator to send a distress alert.

A.easy/reliable B.simple/difficult C.stable/compulsory D.cheap/stow

16. Exchange of answerbacks acts a confirmation that the messages _____at the destination. A. have received

B. have been received C. are received

D. are being received

17. If a ship _____ in danger, the distress signal will be sent out in the shortest possible time by means of the GMDSS equipment. A. is B. encounter C. will be D. is meet

18. It is ____for ships to receive distress alerts.

A. compulsory B. optional C. not necessary D. not important

19. We consider ____ send a helicopter with medical facilities to the distress area.

A. it necessary B. it is necessary C. it necessary to D. necessary 20. The captain asked me _____.

A. whether the pilot is on board B. if was the pilot on board

C. was the pilot on board D. when would the pilot on board 21. The fishing vessel ______the distress area UNTIL assisting vessel arrived.

A. leave B. lose C. has left D. didn’t leave

22. The vessel was drifting because she ____the rudder A. lost B. lose C. had lost D. has lost

23. Deck cargo shift happened while a sailor _____the cargo. A. lashed B. was lashing C. is lashing D. lashing 24. It is _____for marines to combine the SART with a float-free satellite EPIRB.

A. essential B. compulsory C. optional D. inadvisable

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HUBEI Communications Technical College(West Campus) 25. Stations in the United States of America are grouped by states arranged in the alphabetical order of their _____. A. countries B. states C. names D. groups 26. Please use ___ for ___.

A. English/all distress communications B. Chinese/some distress calls

C. The language decided by Administrations/all distress calls D. Japanese/some distress alerts

27. What’s the abbreviation for the World Meteorological Organization? A. WMO B. IHO C. IMO D. WARC

28. All ships which, ______the present Convention are required to carry installation shall carry out the International Code of signal. A. according B. in according with C. in accordance D. in accordance with 29. “A decade of work ”means ______. A. a lot of work B.a piece of work C. a long time work D.ten years of work

30. Distress traffic is the communication between the station in distress and the ships, aircrafts. Coast radio stations and rescue centers ____ in the rescue work.

A. participating B. participated C. participate D. to participate

31. Distress and safety communications ________ DSC calling will be performed by radiotelephony y or narrowband direct-printing or both. A. follow B. to follow

C. following D. to be following

32.The portable SART is designed ________ on the bridge in its container. A. to stow B. for stowing C. being stowed D. to be stowed

33.ladies and gentlemen. This is captain wands speaking. I have pleasure in informing you _________ all safety equipment is in full working order. A. that B. which C. when D. not

34. the vessel is asking for shore-based radar assistance _________ . A. because her radar is damaged B. because of her radar is being repaired C. due to her radar is out of order D. because of her radar is not working 35._______a distinct humming should be heard on the loudspeaker. A. When the distress alarm is sounded

B. When the emergency communication receiver is tuned on C. Whenever an emergency call is teansmitted D. When a distress message is teceived

36. In November 1988 a decade of work ________ a successful conclusion when a conference was held at IMO headquarters.

A. has reached B. reached C. reach D. eaches

37. We_________ the distress signal on our own radio before the shore station relayed it to us.

A. received already B. have received

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C. had received D. were received

38. By using Previous communication system, rescue is often a matter of chance. What does “a matter of chance” mean?

A. occasionally B. accidentally C. often D. usually

39. Some radio waves________ the surface of the earth because of its_______.

A. are capable of follow /distance B. can follow /altitude C. can hardly follow /shape D. are unable following /angle

40. Establishing communication between ships may________ on ch16. A. exist B. take place C. include D. concern

41. We have just received a message from shore_______ assistance is on the way.

A. when B. where C. how D. that

42. ________he message has been sent out or not is unknown to us. A. If B. Is C. Does D. whether

43. The fishing vessel __________ the distress area until the assistance arrived.

A. leave B. left C. has left D. didn’t leave

44. For SAR operations it should be possible to transmit message in______ direction.

A. one B. double C. both D. four

45. As a matter of fact, MSI is the combination of ________ important information.

A. many B. quite a few C. lots of D. a lot

46 The equipment to be carried by ship _________the area where they proceed.

A will depend B is dependent on C is regardless of D is decided by

47Signal_________to assist in locating a ship ,aircraft or vehicle in distress of locating survivors will be transmitted in the 9GHZ band means of a search and rescue radar transponder.

A .to intend B .to be intended C.intending D.intended

48.We consider--------send a helicopter with medical facilities to the dirtress area.

A.it necessary B.it is necessary C. it necessary to D.necessary

49.A person--- in spite of being in an extremely dangerous situation is a survivor.

A.whom is still B.who is safety

C.who is healthy D.who continues to live

50.A sailor on board ----from appendicitis and required operation immediately.

A.was suffering B.is suffering

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C.has suffered D.has been suffering 51. Utopia asked for tug assistance because she ------- A. run around B. is running aground C. was aground D. is aground

52. Maritime safety Information------MSI. A. short for B. abbreviated to C. referred as D. shorten to

53. Warnings are transmitted at specified times and remain in force------the information is valid.

A. so long as B. as long as C. until D. unless 54.The present INMARSAT system------ geostationary satellites positioned above the Atlantic Ocean.

A. use B. ignores C. considers D. utilizes

55. Distress and safety communication------- DSC calling will be performed by radiotelephony by or narrowband direct-printing or both. A. follows B. to follows C. following D. to be followed 56. To overcome problem of bills----- in many different currencies, the billing process uses special “nominal” currencies. A. being issued or settled B. issued or settled

C. issuing or settling D. to be issued or settled

57. I’m looking for Captain John------ I want him on sign on this B/L. A. because B. due to C. that D. since

58. The vessel is asking for short-based radar assistance-------.

A. is because her radar damaged B. because of her radar is being repaired C. due to her radar is out of order D. because her radar is not working 59. We------ a sharp lookout while we were sailing in the icy water. A. keep B. kept C. are keeping D. have kept 60. The chief officer------ on board for seven years. A. had been working B. has worked C. worked D. is working

61. MSI is received by ships on a designated channel “designated” means---------.

A. allocated B. appointed C. designed D. specialized 62. ALL ships which, --------the present convention, are required to carry radio installation shall carry out the International Code of Signal. A. according B. in according with C. in accordance D. in accordance with

63. When hearing a distress call, all station shall immediately cease any transmission capable of ------- with the distress traffic.

A. interfere B. interfering C. being interfered D. interference

. --------- we stand away from church bell, it takes longer period of

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time for the sound waves to each us.

A. If B. Whenever C. Because D. Where 65. The captain asked me --------

A. whether the pilot was on board B. if was the pilot on board C. was the pilot on board D. when would the pilot on board 66. Some words in English have meaning ------ the context in which they appear.

A. depended on B. which depend on

C. which depends on D. to which depends on

67. The vessel was drifting because she -------- the rudder. A. lost B. lose C. had lost D. has lost 68. The fishing boat ------- into danger because there is a fog bank ahead. A. is running B. runs C. ran D. run 69. Traditional and terrestrial techniques ------- A. can help the radio system to overcome its drawbacks B. are unable to perfect the existing system C. are out of date

D. are useless to the radio system

70. The first communication satellite was used for the purpose of ------- A. taking the place of the radio system B. introducing a new life-saving system C. saving the vessel in distress

D. improving the communication on land

71. Tradition radio system has so many principle problems which-------- A. can be tackled by traditional and terrestrial techniques B. can be solved by satellite communications

C. can be tackled by some other techniques except satellites D. can hardly solved by other techniques

72. According to the basic concept GMDSS, ----- can be rapidly altered to a distress incident

A. only SAR authorities on land

B. all ships in a very large sea area

C. the nearest coast stations and port radios

D. the SAR authorities ashore as well as ships navigating vicinity of the casualty

73. Ships equipped with INMARSAT SES send distress alters both ------ A. quick and good B. convenient and certain C. easily and simply D. important and difficult

74. Ships in areas A3 and A4 will transmit ------- as appropriate A. a ship to alter on MF/VHF

B. a ship to shore alter by SES/HF DSC

C. a ship to shore alter by satellite EPIRB D. all of A B C

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75. The GMDSS has -------- main functions A. 4 B. 9 C. 8 D.5

76. with the help of GMDSS ------- will rapidly altered to the distress incident

A. the SAR authorities ashore

B. the ships in the vicinity to the casualty C. the nearest coast stations and port radios D. A and B

77. When receiving a distress alter , the SAR authorities ashore and the ships in the vicinity of the ship in distress will ------- soonest A. reach the distress area B. conduct a sector search

C. send rescue vessels D. assist coordinately in SAR operations 78. Every MSI message ------- owing to their nature of importance A. can suppress B. can be suppressed C. can not be suppressed D. are to suppressed

79. In addition to meeting the requirement of Sea area A1 , every ship engaged on voyage in Sea area A2 shall be provided with ---------- A. MF radio installation with DSC B. SES

C. MF/HF radio-telephony installation D. 2187.5KHz watch receive

80.The GMDSS defines four sea areas based on the ________

A .location and capacity of the facilities located on board ships B. position and type of a ship station

C .capacity and location of shore based communication facilities D. position and capacity of mobile communication stations.

81.An area within the coverage of at least one VHF shore station in which continuous DSC distress alerting is available is ________

A. sea area A1 B. sea area A2 C. distress area D.GMDSS areas 82.An area within the coverage of at least one MF shore station in which continuous DSC distress alerting in available is ______

A.. Sea area A1 B .sea area A C. distress area D.GMDSS area 83._________are used for distress alerting as a rule

A.SES/DSC/EPIRB B.SART/radiotelephone C.COSPAS—SARSAT D. both and c

84._________means rapid and successful reporting of a distress incident to a unit which can provide or coordinate assistance

A. Distress message B. Distress alerting C. Safety calling D. Digital Selective Calling

85.the basic concept of GMDSS is _________

A. .Search and rescue authorities ashore will rapidly received an distress alert and acted upon

B.SAR units will be rapidly alerted to a distress incident and assist in a coordinates SAR operation

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C. Ships navigating in the immediate vicinity of the ship in distress will rapidly to a distress to the alert and give their help accordingly

D. The RCC will rapidly alerted to a distress alert through satellite and terrestrial communication techniques and conducted a rescue operation immediately

86. The GMDSS is composed of _________

A. satellite and terrestrial communication systems B. only navigation and alerting systems C. just MSI system and locating system D. SAR co-ordination system

87. For ship-to-shore distress alert, we can use ____________

A. INMARSAT, EPIRB and DSC B. NBDP and R/T C. Satellite D. DSC

88. when was the GMDSS introduced into the SOLAS convention?

A. 1978 B. 1988 C.1992 D.1990

. In GMDSS , shore to ship distress alert is from ______to __________

A. ship station ,RCC B. ship station ,shore station C. RCC , ship station D. ship station , ship station

90. The word′s first communication satellite was put into orbit in _____ A. 1962 B.1960 C.1957 D. 1975

91. The GMDSS must combine all various subsystems , because ______ A. they all have different limitations with respect to coverage B. they all have different limitations in the technology they use C. different systems apply to different ships D. all of above

92. Actually, the date for GMDSS entry into effect will be 1 February_________

A.. 1995 B. 1998 C. 1999 D. 2000

93. The satellites over the major ocean regions cover the globe ________ A. besides the polar regions B. including the North Pole and the South Pole

C. above 70’N and below 70°S D. as far north and south as 70° 94. __________are operated as a secondary method of alerting in the GMDSS A. satellite EPIRBS B. Non-satellite EPIRBS C. SES and DSC D. a+b

95. The GMDSS enables distress alerting and its relays to be transmitted in __________directions

A. ship-to-ship B. ship-to-shore C. shore to ship D. all of a,b,c

96. GMDSS is to provide _______with reliable communication A. all large passenger vessels

B. freighters of more than 300GT^ in coastal waters

C. all passenger ships and cargo ship engaged in international voyages D. all passenger ship and cargo ship of 300GT upwards

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97. For ship to shore distress alert , wr can use______ A.INMARSAT EPIRB AND DSC B. NBDP AND R/T C. satellite D.RCC

98.According to the basic concept of the GMDSS, distress alerting can be sent by _______ti SAR authorities ashore or ships in vicinity of a distress incident.

A. either satellite or terrestrial communication B. only satellite communication C. only terrestrial communication D. VHF DSC or SES

99.The traditional terrestrial radio system has a number of basic flaws which _______

A. can be overcome by using traditional techniques B. can not be overcome by satellite system

C. can be overcome by satellite and digital techniques D. can not be tackled by any modern

100. Which of the following statements is not a basic flaw of the terrestrial techniques

A. the need for specialization B. reception difficulties C. congestion of communication D. height of antenna 101.Tradi tonal and terrestrial techniques

A can overcome the basic flaws of the radio system B are useless today C now are out of date

D are impossible to overcome the flaws in the existing radio system 102.For ship-to-shore distress alerts ,you can use--- A INMARST ,EPIRB and DSC B NAVTEX,NBDP and R/T C INMARSAT,VHF and SART D EPIRB ,DSC and radar

103.The requirement of shipborne communications equipment vary according to the ----- A type of the ship

B cargo which the ship loads on board C tonnage of the ship

D area in which the ship operates

104 Which of the following statement is not true?

A.MSI is navigational and meteorological warning ,meteorological forecasts ,and other urgent messages broadcast to ships

B .In the GMDSS ,MSI broadcast will be made on the INMARSAT Safety Net service and NAVTEX service

C. MSI is suitable for all ships in all waters of the globe

D .All ships over 300 GTG must be fitted with an Inmarsat Safety Net reception facility on and after 01 February 1999

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105.What following is not among the functions of SOLAS ships? A receive shore-to-ship distress alerting B Transmit ship –to- shore distress alerting C receive message for public correspondence D transmit and receive locating signals 106.The complying vessels will transmit ship-to-shore alert by-----in sea area A3 A .MF DSC B .SES

C .406MHZ S-EPIRB D .Both b and c

107The GNDSS must combine all various subsystems, because---- A they all have different limitations with respect to coverage B they all have different limitations in the technology they use C different systems apply to different ships D all of above

108.In GMDSS, distress alerting can be transmitted in ----directions

A .1 B.2 C.3 D.4

109.Besides distress alerting the GMDSS can also provide----

A urgency communication B safety communication C broadcast of MSI D all of A.B C

110 the distress alert from RCC through coast station is a ---- alert A ship-to-shore B ship to ship C shore to ship D all of a.b.c

111 The INMARSAT system is open for use by countries on a non –discriminatory basis .

A some B lots of C many D all 112 With the help of modern technology ,ships are able to receive automated broadcast of safety messages

A by day or at night B almost round the clock C somewhat and sometime D from sunrise to sunset

113.the satellites over the major ocean region cover the globe---- A besides the polar regions

B including the North Polar and the South Pole C above 70N and the below 70s D as far north and south as 70

114 the INMSARSAT system has five major components,they are---- A space segment .NCC RCC SES and CES

B space segment , a satellite system ,C system NCC and NCS C space segment, NCC NCS CES and SES

D A system C system satellite system earth stations and NCS

115 The circuits within the SESs use the ------to lock the satellite A signal strength B signaling channel C antenna D Unique word

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116 Mariners should pay much attention in the overlapped area owing to ----

A complicated circumstance B changeable atmospheric pressure

C large density of traffic D some strong singe from unwanted satellites 117 The position of INMARSAT-A system satellite over the Atlantic ocean region –E is ----

A 180E above the equator B .5E over the IOR

C 15.5W along the straight line D 55.5W above the equator 118 The NCS of INMARSAT0-A system in the AOR-W is in---- A Goonhily ,UK B Yamaguchi ,Japan C Perth ,Australie D Southbury ,USA

119 Any ship with SES can ---through the Inmarsat satellites when sending a distress alert

A enter the system rapidly/wait for rescue

B have an absolute priority to enter the system C establish contact with the RCC /enter the port D enter the system gradually / get the rescue

120 A mobile earth station in the maritime mobile-satellite service which is located on board ship ,is called --- A an LEＳ B an SES

C a ship station D a land Mobile station 121Without permission of ----,a ship earth station cannot enter the system A ITU B IMO C INMASARSAT ORGNIXATION D the nearest CES

122 who has right to permit the SES enter the system after successful commissioning?

A Network B the CES preferred by the applicant C INMARSAT D The SES itself

123 To maritime access code for the AOR－Ｅ is ---in INMARSAT-A TELEX service

A 581 B 582 C 583 D 584

125 the maritime access code for telephone mode in INMARSAT terminal for the POR is ----

A 871 B 872 C 873 D 874

126 Within the polar areas it is ---- to see a satellite in geo-stationary orbit

A impossible B possible C easy D difficult 127 Geostationary satellite are the artificial which ---- A always move slowly B are in one place only

C sometimes move sometime don’t move

D are synchronizing with the movement of the earth

128 The Inmarsat system utilize---satellite positioned above four ocean region

A station B relaying C geostationary D Radar and DF

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129 there is actually an overlapped area of there ocean regions somewhere in the world IT is an overlap of --- ----- and --- A IOR AOR-E POR B POR AOR-E IOR C AOR-E AOR-W IOR D AOR-W IOR POR

130 There are some back-up satellites in the event of failure. If the operational satellite is out of work ----

A communication in the whole system will stop B the global system will be damaged

C the back –up one will take its place D the whole system will not work

131 the position of the INMARSAT satellite over the POR is ---- A 180E above the equator B .5E over the IOR

C 15.5W along the straight line D above deck

133 the INMARSAT consists of ----major components A 4 B 9 C 8 D 5

134 The satellite and support facilities operated by INMARSAT are based on ---operational regions A 3 B 4 C 2 D 5

135.An SES operator can choose the most suitable CES according ti------- A. the routing agreement for a particular ocean region B. the communication service he required C .the positions of his ship and the CES D.B and C

136.Which of the following transmits and receives signal to and from the satellite using “L” band Frequency? A. SES B. CES C. NCS D. NCC

137.What part of the INMARSAT will the SES get access to if the commissioning is successful?

A. The SES B .the space segment of INMARSAT C. Any CES D .the CES decided by the applicant

138.In INMARSAT-A ,”Priority 1 “means ------communication A .routine B .disterss C. urgency D. safety

139.In INMARSAT-A Service code “32” stands for ------- A. medical assistance B .medical advice

C .maritime assistance D. technical assistance

140The maritime access code of telephone mode in INMARSAT-A terminal for the POR is---------

A.871 B.872 C.873 D.874

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141.What’s the advantage when using the satellites? A.The message can be directed to the desired location B. The message can follow the earth’s curvature

C.The quality of message cannot be affected by climatic D.The reception is improved

142.By using ---system a ship can send a distress message and know with certainty it will be received.

A.COSPAS-SARSAT B.satellite C.terrestrial radio D.INMARSAT

143.The INMARSAT space segment the satellite and support facilities operated by INMARSAT.

A.is made of B.refers to C.consists of D.is based on

144.Which of the following optional equipment can be used by a ship in Area A3 for ship-to-shore distress alerting? A.VHF DSC B.MF DSC C.INMARSAT

D.VHF 70CH EPIRB

145.The position of the INMARSAT satellite over the Atlantic Ocean Region(w)is----.

A.180E above the equator B..5E over the IOR

C.15.5W along the straight line D.55.5W above the equator

146.The satellites in the INMARSAT system virtually cover the globe as ear as about 75----the polar regions.

A.together with B.besides C.including D.except

147.The NCS of INMARSAT-A system in the IOR is in---.

A.Goonhilly,UK B.Yamaguchi, Japan C.Perth,Australia D.Southbury,USA 148.There are---NCS in total,one in each ocean region ,the AOR(E/W),IOR and POR.

A.3 B.2 C.1 D.4

149.The Inmarsat SES operator can choose the most suitable CES according to----.

A.hia service and position B. time and course C.tide and speed D.type or his ship

150.In Inmarsat-C, “Priority1”means---communication. A.routine B.distress C.Urgency D.Safety

151.In INMARSAT -A, priority 1 means ----------------- communication A. routine B .distress C. urgency D. safety

152.The maritime access code of telephone mode in INMARSAT-A terminal for IOR is -------

A.871 B.872 C.873 D.874

153.When was the INMARSAT established as an independent organization A.1986 B.1976 C.1978 D.1988

154.IN INMARSAT -A “priority3” means-----------communication A .routine B .distress C .urgency D. safety

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155.The maritime access code for the IOR is ---------in INMARSAT- a service

A.571 B.582. C.583 D.584

156.when you have received GA+from the CES for the INMARSAT -a TELEX communication, you should immediately select-----and-------you required A .an CES/TELEX mode B .an SES/telex service

C .the service/the subscriber D .a satellite/an ocean region 157.The INMARSAT system utilizes-----------satellites positioned above four ocean regions

A .station B .relaying C. geo-stationary D .standstill

158.The position of the INMARSAT satellite over the IOR is -------- A.130E above the equator B..5E over the IOR C.15.5w along the straight line D.55.5w above equator 159.An SES can be used--------

A .as soon as it has been properly installed on board B. before it wan commissioned

C. after successful commissioning

160.How will telex fee of INMARSAT -a be paid? A .in accordance with duration of communication B .in accordance with size of message transferred

C .same as billing method of telecommunication of radio coast station D .same as billing method of INMARSAT-C

161.ALL EGC messages -------------owing to their nature of importance A .can suppress B .can be suppressed

C. can not be suppressed D. are to be suppressed

162.When you have received “GA+” from the CES for the INMATSAT-A telex communication ,you should immediately select--------you required A .an CES/telex mode B .an SES/telex service

C. the service/the subscriber D. satellite /an ocean region

163.which of the following function that is fulfilled by INMARSAT -c? A. distress alerting B .store-and forward messaging C .receipt of ECC messages D. telephone communication 1.EGC is a -------part of INMARSAT- c

A .component B. supportable C .combined D .complimentary

165.If a ship is not fitted with any automatic position fixing aid, such as GPS, its position should -------in EGC receiver at regular interval A. not key B .be keyed C .not be keyed D. key

166.ship sailing in ------are able to receive and print out EGC messages A .a fixed area or Navarea in any ocean region B. an Navarea or weather forecast area

C .any designated area or given geographic position D .anywhere of the world

167.The quality of EGC message is -----affected by the position the

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ship ,the time of receptiong and climatic conditions A. sometimes B .all times C. never D. partly

168.which INMARSAT system applies store-and-forward messaging ? A.INMARSAT-A B.INMARSAT-B C.INMARSAT-C D.INMARSAT-F 169.There are -----for ships to receive safety Net messages

A. some charge B, a few charges C. more expensive D. no charge

170.-----------receives MSI via INMARSAT safety Net service within the INMARSAT coverage

A .a NAVTEX receiver B. an EGC receiver C. a MF/HF radio D .a VHF R/T 171.IF EGC receiver share a same antenna with INMARSAT MES ,it means that the receiver can receive------------ A. ,from an INMARSAT satellite

B. via any appropriate Navtex and EGC station C via the satellite the MES is tracking D. from an RCC and coast station

172.-----------all ships in a large area being alerted, an:” area call “will normally be transmitted so That only those ships in the vicinity of the distress incident are alerted A. avoiding

B. to be avoided C. avoided D. to avoid

173.The INMARSAT SafetyNET service is a ----- service A .time B. meteorological warning C .SafetyNet terminal D .on-board

174.The priority of EGC messages is classified by ----------- A. distress ,urgent and safety B .safety and routine C. urgent ,safety and routine D distress , urgent , safety and routine 175.Which INMARSAT system applies store-and-forward messaging? A. INMARSAT –A B. INMARSAT –B C. INMARSAT –C D. INMARSAT -F

176.Distress signal are always stored in the memory of the COPAS-SARSAT spacecraft so as to start-------------- A. Local-mode coverage B.SAR operation

C. data process D .continuous broadcast

177.COSPAS-SARSAT has the function of ---------

A. distress alerting B communication C broadcasting MSI D on-scene 178--------is capable of finding any 406MHZ beacons no matter where they are

A LUT B spacecraft

C Local-mode coverage D Near-polar orbiting satellites 179 The COSPAS-SARSAT system provides-------

A the coverage of Areas in A1 A2 A3 and A4 B the word-wide coverage C the coverage of Area A3 D the coverage of the globe except the

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Polar regions

180.COSPAS—SART is primarily used for

A .improving communication is polar regions B. Providing MSI to mobile stations

C .saving the system users in distress anywhere in the world D .transmitting and receiving information

181.FOR COSPAS-SART system ,--------usually transmit initial COSPAS—SART alert

A.RCC B.MCC C.LUT D.MRCC

182.IN the COSPAS—SART system distress signals are processed by-------and the resulting data are forwarded to -----through ---communication network

A.MCC/LUT/RCC B.LUT/MCC/RCC C.LUT/RCC/MCC D.LUT/RCC/LUT

183.Polar orbiting satellite service means a service which is based on ----which receivers and relays distress alters form satellite EPIRB and which provides their position

A .geostationary satellite B. near-polar orbiting satellite C. polar orbiting satellite D .terrestrial satellite

184.COSPAS-SART is intended to be used for search of people in distress-----

A. only at sea or in air B .no matter where they are

C .mainly at sea or on land D .in INMARSAT operational regions 185. COSPAS-SART cannot fulfill the function of ----- A .determining the position of a distress vessel

B .distress alerting and position ---fixing in Area 4 C .distress communication D. both A and B

186.THE COSPAS-SARSAT system can provide distress alert to the appropriate authorities----

A. at sea B .on land C .in the air D .anywhere in the world

187.FOR COSPAS-SARSAT system ,------process the distress signal form EPIRB to determine its position and identity

A. COSPAS-SARSAT B .Ground receiving station C .Spacecraft D .Satellite SAR

188.FOR COSPAS-SART system -----usually transmit initial COSPAS-SART alert

A.RCC B.MCC C.LUT D.MRCC

1.The low polar orbiting satellite system provides the coverage of-----

A .Area A4 B. Area Aland A2 C. Area A 3 D. Area A1 A2 A3 A4

190.The COSPAS-SART 406MHZ system was adopted as an element of the GMDSS by IMO in -----

A.1982 B.1980 C.1984 D.1988

191.The COSPAS-SART system can provide------with distress alerts to the

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appropriate rescue authorities.

A .at sea B. on land C. in the air D. throughout the world

192. COSPAS-SART is is the international satellite system------ A. just the same as INMARST system B for search and rescue C .for improving the communications in the polar regions D .Near-polar orbiting satellites

193.------is capable of finding any 406MHz beacons no matter where they are.

A.LUT B .spacecraft

C. Local-mode coverage D. Near-polar orbiting satellite 194. The COSPAS-SARSAT system provides ----- A. the coverage of Areas in A1,A2,A3andA4 B. the world wide coverage C. the coverage of Area A3

D. the coverage of the globe except Polar regions 195. COSPAS-SART is primarily used for------ A. improve communications in polar regions B. providing MSI to mobile stations

C. saving the system user in distress anywhere in the world D. transmitting and receiving information 196. COSPAS-SART has the function of ------- A. distress alerting B. communication

C. broadcasting MSI D. or scene communication

197.The COSPAS-SART 406ZHz system was adopted as an element of the GMDSS by OMO in------

A. 1982 B. 1980 C. 1984 D. 1988

198. In order to ensure that all necessary MSI is available the EGC receiver MUST remain in operation while------

A. the ship is at sea B. the condition is good C. the ship is in port D. A and C

199. COSPAS-SART cannot fulfill the function of-------- A. determining the position of a distress vessel B. distress alerting and position –fixing in Area 4 C. distress communication D. both A and B

200. --------process the distress signal from EPIRB to determine its position and identity

A. COSPAS-SART B. ground receiving stations

C. storing distress signal D. Near polar orbiting satellites

201. If a ship happens to be in distress in Area A4,_____EPIRB is to be used for distress alerting .

A .1.6GHZ B. 406MHZ C. INMARSAT D.A,B,C

202.What channel is general communication used?

A. any appropriate channel except public communication

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B. .any appropriate channel except for public communications C. .any appropriate channel beside public communication D. .any appropriate channel beside public communication 203.Why do some stations keep silence ?

A. Because they are not engaged in the distress traffic

B. They will affect the transmission of the distress traffic C. The powers of these stations are very week D. They are not in charge of search and rescue

204.General radio communications in the global system are those between ____concerning the management and operation of the ships and may have impact on their safety.

A. SAR party and the ship in distress

B. SAR authorities and the ship in distress and survival craft C. A ship station and any coast station

D. Ship stations and shore-based communications net work

205. It is required that ships proceeding at sea should keep continuous watch on____

A. VHF channels 16 and 13

B. Appropriate DSC distress and safety frequencies C. INMARSAT TDM message channel D. VHF channel 70 and channel 8

206 What should be made down in the lists of coast and ship stations? A. the services of the stations open to public correspondence B. the information on charging

C. what kind of the public correspondence

207. Every ship must be fitted with ____SART and ____two-way VHF radio telephone.

A. 1,2 B. 2,3 C. 2,1 D. 3,2

208.The sources of energy fitted in GMDSS complying vessels must be ____ A. the main source of energy B. emergency source of electrical power C. the reserve source of energy D. all of above

209. If a ship station relays a DSC distress call to an appropriate coast station it means that ____

A. the ship has received the DSC distress call on an HF frequency

B. the coast station concerned has not acknowledged it within 5minuties C. the ship will take command of search and rescue in 5 minutes D. A and B

210. DSC distress relays can be transmitted by either ____ A. a coast station or a ship station B. an EPIRB or a SART C. ARQ or FEC D. A back-up satellite or a land SAR unit 211.DSC distress acknowledgement are normally transmitted by ____in respond to a received DSC distress call. A. ship stations B. coast stations C.NCS D. NCC 212. IMO has decided that all ships over 300TGT must be fitted with a NAVTEX

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receiver _____

A. by 01Feb ,1992 B. not later than 01Aug , 1993 C. between 01FEB 1992 and 01FEB 1999 D. before 01FEB 1992

213. The reserve source sources of energy shall be independent of the propelling power of the ship and the ship’s ____

A. electrical system B. energy system C. power system D. lighting system 214.Every ship shall carry personnel qualified for --------- to the satisfaction of the administration.

A. distress and safety radio communication purposes B. life-saving purposes C. GMDSS regulation D. emergency position

215.Equipment shall be so designed that the main units can be--- readily without elaborate recalibration or readjustment. A. Required B .replaced C .require D .readjustment 216.what does chapter IV of SOLAS deal with?

A.SAR operation B. radio communications C. equipment of GMDSS D. none of these

217.The list of coast stations is republished every two years in----. A. French, English and German B. French, English and Russian C. French, English and Japanese D. French, English and Spanish

218.Having studied the INMARSAT document, GMDSS Convention and international navigation documents, we all know that the chapter IV of SOLAS Convention is mainly about----.

A. the radio regulation B the technical terms and definitions

C how to operate the GMDSS SES equipment D . Maritime communications 219.Which of the followings is not among the functions of SOLAS ships? A. receive shore-to-ship distress alerting B. transmit ship-to-shore distress alerting C .receive message for public correspondence D. transmit and receive locating signals

220.The complying vessels will transmit ship-to-shore distress alerting By----in sea area A3. A. MF DSC B. SES

C. 406MHZ S-EPIRB D. Both B and C

221.Bridge –to-Bridge communications are inter-ship VHF radio telephone communications for the purpose of---.

A.assisting the safe movement of ships B.assisting the ship in distress C.contacting with another sation D.chart replacement and repairs 222.On-scene communications will be between---and ---. A.the ship in distress/SAR B.the ship in distress/RCC C.the ship in distress/vessel in vicinity

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D. the ship in distress/assisting units

223.General radio communications in the global system are those between—concerning the management and operation if the ships and may have impact on their safety.

A.SAR party and the ship in distress

B.SAR authorities and the in distress and survival craft C.A ship station and any coast station

D.ship station are shore-based communication network 224.Ships which operate in area A4 will have to carry--. A.HF equipment B.MF,VHF equipment and SES C.INMARSAT equipment D.EGC receiver

225.A radio link between a transmitting earth station and a receiving earth station through one satellite,which comprises one up-link and one down-link is called---. A.Satellite Network B.Communications Link C.Satellite Link D.INMARSAT 226.---is a space system using one or more artificial earth satellites. A. satellites network B. satellites Link C.INMARSAT D. Satellites Syetem 227.In Area A2,the DSC frequency for distress alerting is---- A. 2182KHZ B.2174.5KHZ C．2191KHZ D．2187.5KHz

228.——means rapid and successful reporting of a distress incident to a unit which can provide or coordinate assistance. A. Distress message B. Distress Alerting

C. Safety calling D. Digital Selective Calling

229.In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous _____alert. A.MF/HF B.SART C.EPIRB D. any of A/B/C

230．————means a technique using digital codes which enables a radio station to establish contact with,and transfer information another station or group of station or group of stations and complying with the the relevant recommendation of the international Radio Consultative committee.

A.DSC B.MSI C.EGC D.NBDP

231.Every ship, while at sea ,shall be capable of ______. A .transmitting and receiving search and rescue co-ordination B .transmitting and receiving on-scene communication

C .transmitting and receiving bridge-to-bridge communication D .a b c d are all right

232 .Every ship shall carry personnel qualified for______. A .distress and safety radio-communication purposes B .life-saving purpose C .GMDSS requirements D. emergency position

233. _______means an area within the radiotelephone coverage of at least on a VHF coast station in which continuous DSC alerting is available as

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may be defined by a contracting Government.

A. Sea area A1 B. Sea area A2 C. satellite D. RCC

234. The list of the cast stations is republished ___ in a trilingual. A. every two years B. every three years C. every year D. every four years

235. A radio determination system based on the comparison of reference signals with radio signals reflected . Or retransmitted from the position to be determined:______

A. DF B. Radar system C. DSC system D. COSPAS—SARSAT

236. The requirements for equipment on board are _____ related to the sea areas defined in GMDSS .

A. mainly B. mostly C. exclusively D. generally 237. We are sure _____ in the near future .

A. that our seafarers can speak English fluently B. that our seafarers can read English adequately C. that our seafarers can listen to English convention without any problem D. A B C D are required according to STCW convention

238. Sea area A2 is an area within the coverage of at least one _____ A. VHF coast station B. MF coast station C. satellite D. RCC

239.According to the requirements of GMDSS equipment , every SOLAS ship should be equipped with_____

A. VHF/DSC and VHF two-way radio telephone , SART B. Navtelex receiver and SES C. 1.6GHz EPIRB D . INMARSAT

240. What information will a distress alert contain ? A. nature of distress

B. type of assistance required

C. course and speed and time at which the information was recorded D. A B C are all right

241. The FEC mode is used for _____ from _____ station to two or more other stations when available .

A. received messages / one station

B. transmission / one coast station or ship C. communication / on ship D. contacting / other

242. In addition to radio equipment , the GMDSS will introduce requirements for _____ to improve the chances of survival . A. EGC AND NAVTEX B. MF AND HF C. EPIRB AND SART D. Radar and DF

243. DSC distress acknowledgements are normally transmitted by _____ in respond to a received DSC distress call .

A. Ship stations B Coast stations C NCS D NCC

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244.Every ship ,while at sea, shall maintain a continuous watch on------if the ship is fitted with an MF radio installation. A.2182kHz B.156.8MHZ C.2187.5 kHz D.2182.7 kHz

245.Digital selective calling means a technique using--------which enables radio station to establish contact with ,and transfer information to, another station or group of stations,and complying with the relevant recommendations of the CCIR.

A .digital codes B .code messages C .morse codes D .distress messages 246.Every ship shall carry personnel qualified for-----to the satisfaction of the Administration..

A .distress and safety radio-communication purposes B .life-seving purposes C.GMDSS requirements D. emergency position 247.At least------two-way VHF radiotelephone apparatus shall be provided on every cargo shi0p of 300 tons gross tonnage and upwards but less than 500 tons gross tonnage.

A .one B .two C three D four

248.SOLAS ships shall be equipped with-------

A .an EGC receiver only B .a satellite communication system C. an HF radio system D .a VHF with DSC system

249.Any radio communication service which ji used for the safeguarding of human life and property, whether permanently or temporarily, is a ------serviced

A .public B .Radio C. Safety D. Emergency Radio 250.----are also distress traffic.

A Signals for locating B .Safety services C. Light signals D.VHF communications

251 Until February 1999,ships of 1600 tons gross tonnage and upwards constructed on or after 25 may 1980 and before I February 1995,when engaged on international voyage shall be fitted with radiotelephone for ------ A receiving distress message B transmitting distress message

C homing on the radiotelephone distress frequency D VHF communication

252 Every ship, while at sea ,shall maintain continuous watch on ----if the ship ,in accordance with the requirements of regulation 7.1.2 of SOLAS ,is fitted with VHF radio installation

A channel 16 B channel 12 C channel 70 D channel 65

253 Signals ( _) to assist in locating a ship aircraft or vehicle in distress of in locating survivors will be transmitted in the 9GHz band means of search and rescue radar transponder

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A to intend B to be intended C intending D intended

254 Every ship ( _) on or after 1 February 1995 shall comply with all the applicable requirements of chapter four

A constructs B constructed C has constructed D was constructed

255 In addition to meeting the requirement of Sea area A1,every ship engaged on voyage in Sea area A2 shall be provided with ( _) A MF radio installation with DSC B SES

C MF/HF radio telephone installation D 2187.5KHz watch receiver 256 Chapter 4 of SOLAS applies to all ships to which the present regulations apply and to cargo ships of ( _) and upwards A 300 gross tonnage B 3000 gross tonnage C 15000 gross tonnage D 500 gross tonnage

257 Every radio installation shall be protected against ( ),extremes of temperature and other adverse environmental condition A coated oil B dangerous cargo C harmful effects of water D noxious atmosphere

258.( )means the finding of ships ,aircraft ,units or persons in distress A shore-based radar assistance B locating C search and rescueD salvage 259 ships of 10000tons gross tonnage and upwards shall be fitted with two ( ) each capable of being operated independently of the other A radio equipment B radio installations C life-saving appliances D EPIRPS 260At least ---- –two-way VHF radiotelephone apparatus shall be provided on every passenger ship

A one B two C three D four

261A distress alert will normally be initiated ------and all distress alerts will be acknowledge -----

A manually/automatically B manually/manually

C automatically/manually D automatically/automatically

262It is required that ships proceeding at sea should keep continuous watch on -----

A VHF channels 16and 13

B Appropriate DSC distress and safety frequencies C INMARSAT TDM message channel D VHF channel 70 and channel8

263ship-to ship distress alerting should be conducted by ------ A INMARSAT SES B VHF/DSC or MF/DSC

C SART and VHF/DSC D Satellite EPIRB and VHF/DSC 2.ALL ships which in accordance with the present Convention are required to carry radio installations shall carry ------

A Q-code B Telephone number and addresses C. the International code of signals D., radio instructions

265.Every cargo ship of -------tons gross tonnage and upwards shall be provided with at least three two-way VHF radiotelephone apparatus

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A.300 B.400 C.500 D.600

266、At least two-way VHF radiotelephone apparatus shall be provided on every cargo ship of -___________tons gross tonnage and upwards but less than 500 tons gross tonnage

A.200 B.300 C.400 D.500

267.Bridge-to-Bridge communications are inter-ship VHF radio telephone communications for the purpose of __________

A. assisting the safe movement of ships B. assisting the ship in distress C. contacting with another station D. chart replacement and repairs 268.Every lifeboat which is fitted with a fixed two-way VHF radiotelephone apparatus with an antenna which is highly mounted shall be provided with arrangements for sitting and securing the antenna effectively in its_________ A. operating position B. stand –by position C. responding position D. power off position

269. If a fixed two-=way VHF radiotelephone apparatus is fitted in the lifeboat , it shall be installed in cabin ________to accommodate both the equipment and person using it

A. urgency B. safety C. sufficient place D. small place

270.HF telephone equipment should be able to send and receive DSC message in channel ________

A. 6 B.13 C. 16 D. 70

271.-- ---communications are inter-ship VHF radio telephone communications for the purposes of the

Safe movement of ships .C

A .Safety B. Urgent C. Bridge-to-bridge D .Distress

272 .If the DSC controller is configured for MF/HF operation ,the distress will be sent on----D-.

A .double frequencies B .single frequencies C .dedicated frequencies D .multiple frequencies

273 .Mariners can use DSC for---B

A. general communication B. distress alerting and safety calling C .receiving MSI D. both B and C

274.In GMDSS ,every SSB transceiver must include-----.C

A .radio telephone set B.DSC controller C.NBDP terminal D .all of these

275.A digital calling system used to call ships and coast stations using frequencies in the MF,HF or VHF bands ,as is defined by CCIR recommendations 493 and541,is a ---A

A.DSC system B.EGC C .terrestrial radio D. Alerting system

276 A distress alert sent from a VHF-ERIRB--D----be received by a VHF station onboard within its range.

A can B cannot C may sometimes D can never

277 --B---will form the basis for distress alerting and safety calling. A GMDSS B EGC C MSI D DSC

278 Operating method in which transmission is possible simultaneously in both

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directions of a communication channel is called –B---

A Duplex Operation B simplex Operation C Auto- Operation D Two-way 279 The ARQ mode should be applied---C---

A when two stations communicate with each other B in any radio system and at any time

C When one ship spends a message to another station D for communication among some stations

280How long will the SART operate when in stand-by condition? A. 86hours B. 20 hours C. 55 hours d. 96 hours

281. NACTEX provides shipping with navigational and meteorological warnings and urgent information by automatic print-out from______.

A.a dedicated receiver B. an EGC receiver C. NAVIEX receiver D. automatic receiver

282. Navigation system is composed of SART and ______

A X-band radar B. s-band radar C. two-way VHF SET D. VHF with DSC 283.The concept of NAVTEX is of a ________ system for the broadcast and receipt of MSI

A. search and rescue B. safe C. coordinated D. hydrographic 284. What language does International NAVTEX use? A Russian B French C English D German

285.The distance between the two Navtex station with the same B1 character should be not exceed_______ n miles

A 400 B240 C 450 D 180

286.NAVTEX transmission has a designed range of about _______nautical miles. A.300 B. 400 C 500 D 600 287 NAVTEX transmitter identification character B1 is a single unique letter that is allocated to each Navtex_______.

A. receiver B SES C CES D transmitter

288.In.addition to radio equipment, the GMDSS introduced requirements for other equipment to improve the chance of survival ,such as _____for location of the ship or survival craft in distress.

A. EPIRB/SART B. NAVIEX/EGC C. RADAR/SART D. DF/ALARM

2. The auto-operation of Tron-30s S- EPIRB is mainly controlled by _______. A . the mercury switch B. battery unit

C. its switch on the top D. Its environmental conditions 290.（）is designed to send an automatic distress alert when a ship s suddenly.

A.A lifeboat B.A survival C .An EPIRB D.A SART

291.International NAVTEX service means the co-ordinated broadcast and automatic

Reception on( )KHZ of maritime safety information by narrow-band direct-printing

Telegraphy using English language A518 B2182 C156.8 D2187.5

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292A SART will provide the main means for ( )a survival craft in the system

A sending B .launching C. locating D leaving 293.Which of the following statements is right?

A. the SART can be auto-operated in vertical position come time

B .the SART can be auto-operated in a parallel position at any time C the SART can be auto-operated under the water sometimes D the SART can be auto-operated in float-free position when combined with EPIRB

294.There are ( )NAVAREAS designated by IHO and IMO all over the world A.13 B.4 C 16 D 12

295.Among all Navtex transmissions( )has the extreme priority A.IMPORTANT B.ROUTINE C.VITAL D.MSI

296.Which of the following statement is correct? A Navtex stations have the same transmission power B. Navtex stations can transmit at the same time

C. Navtex stations have different identification characters in each Navarea

D. there are 24 Navtex stations in each Navarea

297.The receiving stations can use the B2 character to ( )different classes of messages

A identify B Correct C Reject D .print out

298. Radio beacon can be activated( ) in case of distress A. only automatically B. only manually

C. both automatically manually D. only by remote control

299What language does International NAVTHX use? A Russian B French C English D German

300.The difference between international and national NAVTEX service is limited to

A. frequency allocated B. both language and frequency C. language used D. transmission power and time

301、The identification character of each NAVTEX station is regarded as ____to the message. B

A．the only preamble B．a part of the preamble C．the closing D．the suspension

302.When a ship sinks, a ____satellite EPIRB is ____ activated. D A. stationary/automatically B. float free/manually

C. vertical free/automatically D. float free/automatically 303.The auto-transmission of TRON S-RPIRB will start ____.D A. when the switch is set to “ON” B. until it is in water of some depth

C. when it is scored in an inverted position

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HUBEI Communications Technical College(West Campus)

D. as soon as it is in water upright

304.International NATEX means the co-ordinated broadcast and automatic and automatic reception on 518KHz of maritime safety information by means of ___using English language. B

A. EGC receiver B. narrow-band direct-printing telegraphy C. radio communication D. terrestrial rechnique

305.A SART will provide the main means for ___a survival craft in the system.C

A. sending B. launching C. locating D. leaving

306.A NAVTEX receiver receives MSI broadcast from ___.A A. NAVTEX stations B. RCCS C. NCCS D. Safety NET service

307.Navigational locating system is composed of SART and ___.A A.X-band radar B. S-bang radar C. two way VHF set D.VHF with DSC

308.___is designed to send an automatic distress alert when a ship sinks suddenly.C

A.A lifeboat B.A survival craft C.AN EPIRB D.A SART

309.The concept of NAVTEX is of a ___system for the broadcast and receipt of MSI.C

A. search and rescue B. safe C. coordinated D. hydrographic 310.The NAVTEX receiv B. in the coast station C. on the forecastle D. on station 311.The service uses a single frequency with transmissions from nominated stations within each NAVARE being arranged on a time-sharing basis __.D A. to remove other transmission B. to establish contact C. to avoid interference between vessels D. to eliminate mutual interference

312. NAVTEX coordinators control message transmitted by each station according to ___. D

A. the information contained in each message B. the geographical C. transmitted identification D. A and B are right 313.Equipment without the function of distress alerting is __.A A. SART B. EPIRB C. DSC D. INMARSAT SES

314.A EPIRB operating in ___ frequency band through the COSPAS_SARSAT system is located on board a ship. A

A. 406MHz B. 121.5MHz C. 518KHz D. 243MHz

315. If the beacon is mounted at a wrong palace, it may ___by sea water chemicals exhaust and vibrations. D A. be damaged

B. work normally regardless of harmful conditions C. not work though it is not in a bad condition D. both A and C

316. International NAVTEX Service means the co-ordinated broadcast and automatic reception on ___ KHz of maritime safety information by narrow – band direct – printing telegraphy. A

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HUBEI Communications Technical College(West Campus)

A. 518 B. 2182 C. 156.8 D. 2187.5

317. The frequency 518 KHz will be used to transmit ___ and ___ warnings in NAVTEX. D

A. navigational/typhoon B. traffic/meteorological

C. marine/hurricane D. navigational/meteorological

318. The system for the broadcast and automatic reception of MSI by means of NBDP is ___. D

A. VHF B. SES C. EGC D. NAVTEX

319. The identification character of each Navtex station is regarded as ___ to the message. B

A. the only preamble B. a part of the preamble C. the closing D. the suspension

320. Receivers also use the ___ character to identify different classes of message. B

A. B1 B. B2 C. B3 D. B4

321. The WWNWS establishes ___ types of navigational warning. They are ___ .A

A. 3/NAVRER,Coastal and local warnings

B. 3/Navigational , Meteorological and other urgent warnings C. 4/distress,urgent, and Routine warnings D.3/ital,Important,and Routine warnings

322. It is preferable for ships lying ___ to receive MSI to ensure safe navigation. A

A. both at sea or in port B. in international waters C at the anchorage D in narrow channel 323. Maritime Safety Information means________

A . meteorological warnings B. meteorological forecasts C. other urgent safety related messages broadcast to ships D. a,b & c are right

324. Maritime Safety Information __________ International Safety net Service .

A. consist of B. can be received by C. is transmitted by D. are made on 325. International safety Net and NAVTEX Services promulgate MSI by means of _______ ?

A. FEC and ARQ B. satellite and terrestrial communications C. radio and telex D. NBDP

326. In order to ensure that all necessary MSI is available, the EGC receiver will remain in operation while ________ . A. the ship is at sea B. the condition is good C. the ship is in port D. A and C

327. ___ mean navigational and meteorological warnings ,meteorological forecasts and other urgent safety related messages broadcast to ships. A

A. MSI B. Safety information C. Radio regulations D. DSC

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HUBEI Communications Technical College(West Campus)

328. Ships at sea are urgent need of MSI because they are ___ various kinds of danger .B

A. subject for B. liable to C. easy D. always encounter

329. The WWNWS establishes three types of navigational warnings. They are ___.

A. Distress , Safety and urgency B. Gale ,tsunami and ice bulletin C. Fire ,Grounding are Collision D. NAVREA, COASTAL and LOCAL 330. Safety messages to ships consist of ___ .D A. navigational warnings B. weather forecasts C. meteorological warnings D. all of A,B,C

331. However, reception of certain types of MSI messages, such as shore to ship distress alert and navigational and meteorological warnings are ___ .B

A. selective and can be suppressed by ships

B. mandatory and cannot be suppressed by ships in the affected area C. not very important so that ships don’t require them D. received by all ships wherever they are

332. In the GMDSS ,Maritime safety information broadcast will be mad on two dedicated systems providing near continuous automated reception on board ships, they are ___. A

A. INMARSAT Safety net service and NAVTEX B. Safety net service and COSPAS-SARSAT

C. DSC system and Navigational warning Service D. MF/HF radiotelephone with and EGC Service 333. WWNWS broadcasts ___ kinds of navigational warnings by means of radio mariners .B

A. four B. three C. several D. a lot of

334. As each MSI message will have a unique identity ,the printing of messages already received correctly is ___ .A

A. automatically suppressed B. finished by the operator C. manually suppressed D. done again

335. Navigational and meteorological warnings ,meteorological forecasts and other safety related messages to shipping , including electronic chart correction date is ___. D

A. Safety Service B. Urgent Service C. Distress Alerting D. MSI 336. The navigational warning of WWNWS includes ___. A A. NAVAREA Warnings B. meteorological Warnings

C. Distress alerts and urgent information D. Tsunami Warnings 337. How many types of GMDSS radio beacons in use nowadays? A. 3 B. 4 C. 2 D. 5

338. The Inmarsat system utilizes ___ satellites positioned above four ocean regions. C

A. station B. relaying C. geostationary D. standstill

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HUBEI Communications Technical College(West Campus)

GMDSS英语习题汇编参

001—005ABDCB 006—010ACDDA 011—015BAAAA 016—020BAACD 021—025DCBCC 026—030AADDA 031—035CDAAD 036—040BCACB 041—045DDDCC 046—050DCCDA 051—055CBBDC 056—060AADAB 061—065DCBAA 066—070BCABD 071—075BDCDB 076—080DDCAC 081—085ABAAB 086—090AABCA 091—095DCDDD 096—100DAACD 101—105DADDC 106—110DDCDC 111—115DADCB

116—120DCDBB 121—125CCBAB 126—130ADCCC 131—135ABDBD 136—140ABDBB 141—145BDCCD 146—150DBDAD 151—155ACBBC 156—160CCBCB 161—165CCDAC 166—170ACCDB 171—175BDCDC 176—180DAABC 181—185CCBBD 186—190DBCDD 191—195DBABC 196—200ADDCB 201—205BCBDB 206—210ABDDA 211—215BBAAB 216—220BDDCC 221—225ADDAC 226—230DDBCA 231—235DBAAA 236—240CDBAD 241—245BCBCA 246—250ABDCA 251—255CCDBA 256—260ACBDC 261—265ABBCC 266—270BAACD 271—275CDBCA 276—280DDBCD 281—285AACCC 286—290BDAAC 291—295ACDCC 296—300CACCB 301—305BDDBC 306—310AACCA 311—315DDAAD 316—320ADDBB 321—325AADCC 326—330DABDD 331—335BABAD 336—338AAC

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