GMDSS英语阅读500
题
快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题
单选题一 第三部份 英语阅读 单项选择题 1. IMO has decided that all ships over 300TGt must be fitted with a NAVTEX receiver ______ . A. by 01 Feb 1992 B. by 01 Aug 1993 C. between 01 Feb 1992 and 01 Feb 1999 D. before 01 Feb 1992 2. 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 ships engaged in international-voyages D. all passenger ships and cargo ships of 300gt upwards in open sea 3. The complying vessels can transmit ship-to-shore distress alerts by at least ______ . A. One means, whether satellite or terrestrial techniques B. Two means, whether satellite or terrestrial techniques C. Two separate and independent means, each using different radio communication services D. Two means, such as MF DSC and HF DSC 4. The quality of the message can be affected by ______ . A. climate B. sunshine C. human beings D. both a and b 5. Within the polar areas it is ______ to see a satellite in geo-stationary orbit . A. impossible B. possible C. easy D. difficult 6. The Inmarsat system is open for use by ______ countries on a non-discriminatory basis . A. some B. lots of C. many D. all 7. With the help of GMDSS ______ can be alerted to a distress incident as soon as possible . A. all ships in a large sea area B. only the sea authorities ashore C. the SAR units ashore and at sea D. the port radios and the coast stations 8. In areas covered by Inmarsat HF can be used as an ______ to satellite communications. A. alternation B. alternate C. alter D. alternative 9. When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will ______ in a coordinated search and rescue operation with the minimum delay . A. assist B. send a rescue vessel C. search the distress area D. reach the distress position at once 10. In which year was the COSPAS-SARSAT system established ? A. 1980 B. 1981 C. 1979 D. 1982 11. It is quite ______ for an SES operator to send a distress alert . A. easy and expensive B. simple and certain C. dangerous and stable D. difficult and compulsory 12. Any ships fitted with SES can ______ and _______ through the satellite system when sending a distress alert . A. enter the system / contact an RCC B. access to INMARSAT / establish contact with a CES C. have absolute priority to enter the system / make contact with a CES D. enter the system gradually / wait for rescue 13. 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 can not be affected by climatic D. The range of the message extend and the quality of reception is improved 14. The DSC frequency for distress alerting in Area A2 is ______ . A. 2182KHZ B. 2174.5KHZ C. 2192KHZ D. 2187.5KHZ 15. What channel is general communication used ? A. any appropriate channel except public communication B. any appropriate channel except for public communications C. any appropriate channel besides public communication D. any appropriate channel beside public communication 16. 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 weak D. They are not in charge of search and rescue 17. 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 communication network 18. 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 19. The ARQ mode should be applied ______ . A. when two stations communicate with each other B. in any radio system and at any time C. when one ship sends a message to another station D. for communication among some stations 20. 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 21. A radio determination system based on the comparison of reference signals with radio signals reflected , or retransmitted from the position to be determined, is ______ . A. DF B. Radar System C. DSC System D. COSPAS-SARSAT 22. 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 and sunset 23. The WWNWS is a coordinated global service for the broadcast by radio of vital information on ______ to marine navigation. A. ship’s movement B. safety C. ship’s management D. hazards 24. distress alerts will be relayed on the ______ when the RCC considers it necessary . A. dedicated system B. MSI broadcasts C. 518KHZ D. channel 16 25. The frequency 518KHZ will be used to transmit ______ and ______ wanings in NAVTEX . A. navigational / typhoon B. traffic / meteorological C. marine / hurricane D. navigational / meteorological 26. It is possible for ships to receive safety message transmitted by Navtex station ______ . A. in any INMARSAT regions B. in each NAVTEX area C. at any distance D. in Areas A3 and A4 27. A Navtex station in each NAVAREA is usually allowed to have ______ for transmission . A. 10 minutes every 4 hours B. half an hour every other hour C. irregular period of time D. 5 minutes every two hours 28. 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 29. Navtex transmitter identification character ______ is used to identify the broadcasts which are to be accepted by the receiver and those are to be rejected . A. B2 B. B1 C. MAR D. NNN 30. The receiving stations can use the B2 character to ______ different, classes of messages . A. identify B. Correct C. Reject D. Print out 31. If EGC receiver shares a same antenna with Inmarsat SES, it means that it can receive MSI ______ . A. from any Inmarsat satellite B. from any appropriate Navtex and EGC station C. via the satellite the SES is tracking D. from any RCC and coast station 32. Why should the SES operators be very careful when the ship enters the area where three ocean regions overlap ? Because ______ . A. the weather is always terrible B. the condition there is complicated C. the signals are too strong D. their SES may receive the signals from unwanted satellite 33. The establishment of INMARSAT as an independent organization marked a great step forward for maritime radio communications . What does “marked a great step” mean in the sentence ? A. To run faster than ever B. To go forward C. To march without stopping D. A significant symbol of a great improvement in maritime communication . 34. 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 35. ______ is a space system using one or more artificial earth satellites . A. satellite network B. Satellite Link C. INMARSAT D. Satellite System 36. The satellites over the major ocean regions cover the globe ______ . 二 A. besides the polar regions B. including the North Pole and the South Pole C. above 70N and below 70S D. as far north and south 70 37. There are some back-up satellites in the event of failure. If the operational satellite is out of work, ______ . A. communications 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 38. The position if the IOR satellite in the INMARSAT system is ______ above the equator . A. 64.5E B. 178E C. 15.5W D. 54W 39. The GMDSS defines four sea area based on the ______ . A. location and capacity of the facilities located on board ships B. Position and type of a sincere sintion C. Capacity and location of shore based communication facilities D. Position and capacity of mobile communication stations. 40. The NCS of INMARSAT-A system in the IOR is in ______ . A. Goonhilly, UK B. Yamaguchi, Japan C. Perth, Australia D. Southbury, USA 41. The Network Coordination station for the INMARSAT-A coast stations in the Pacific ocean region is in ______ . A. Yamaguchi, Japan B. Beijing, China C. Nakhodka, Russia D. Perth, Australia 42. Any ship with SES can ______ and ______ 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 / contact with a CES C. establish contact with the RCC / enter the port D. enter the system gradually / get the rescue 43. 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 44. After successful commissioning , the ______ will permit the SES access to system. A. INMARSAT B. IMO C. MSC D. CES 45. In general, there are two parts in an SES, One of these is antenna eqipment also referred to as ______ . A. BDE B. UDE C. AEP D. ADE 46. To establish a communication channel for the telex service in the INMARSAT-A terminal, you should first ______ . A. establish a communication channel from the CES, via the International Telex Network to the final destination B. set up a communication channel from your SES, via a satellite, to a CES within your ocean region C. set up a channel directly to the addressee at the destination D. establish a channel from your terminal , via the International Telex Network to a CES within your ocean region 47. The maritime access code for the AOR-E is ______ in INMARSAT-A Telex Service . A. 581 B. 582 C. 583 D. 584 48. 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 49. 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 50. The maritime access code of telephone mode in INMARSAT-A terminal for the IOR is _____. A. 871 B.872 C.873 D. 874 51. ______ 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 52. Which Inmarsat system applies store-and-forward messaging ? A. Inmarsat-A B. Inmarsat-C C. Inmarsat-B D. Inmarsat-M 53. Distress signal are always stored in the memory so as to start ______ . A. local-mode coverage B. SAR operations C. data process D. continuous broadcast 54. EGC is a ______ part of INMARSAT-C . A. component B. supportable C. combined D. complimentary 55 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 56. An area within the coverage of at least one MF 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 57. In area A2, the DSC frequency for distress alerting is ______ . A. 2182KHz B. 2174.5KHz C. 2191KHz D. 2187.5KHz 58. If a DSC distress relay is transmitted from coast station , it will ______ . A. indicate the ship in distress that the alert has been received B. alert ships in the area of a distress incident that a distress has occurred C. inform other coast station of distress incident D. repeat the distress alert in 5 minutes 59. Ship-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 60. If the DSC controller is configured for MF/HF operation, the distress will be sent on ______. A. double frequencies B. single frequency C. dedicated frequency D. multiple frequencies 61. Maritime Safety Information ______ International SafetyNet Service and NAVTEX Service . A. consists of B. can be received C. is transmitted by D. Are made on 62. IMO has decided that all ships over 300TGT must be fitted with a NAVTEX receiver. A. by 01 Feb 1992 B. 01 Aug 1993 C. between 01 Feb 1992 and 01 Feb 1999 D. before 01 Feb 1992 63. Ships sailing in ______ are able to receive and print out EGC messages. A. a fixed area or Navarea in any ocean region B. a Navarea or weather forecast area C. the designated area or given geographic position D. anywhere of the world 64. Ships sailing in ______ are able to receive and print out EGC messages . A. a fixed area or Navarea in any ocean region B. a Navarea or weather forecast area C. the designated area or given geographic position D. anywhere of the world 65. ______ can receive MSI sent by coast station . A. A NAVTEX receiver B. An EGC receiver C.. MF/HF radio telephone D. HF radio telephone with NBDP 66. SafetyNet is a maritime safety information broadcast service offering ______ on suitably equipped ships. A . free reception B. free transmission C. dedicated reception D. dedicated transmission 67. COSPAS-SARSAT has the function of ______ . A. distress alerting B. communication C. broadcasting MSI D. on-scene communication 68. The COSPAS-SARSAT 406MHZ system was adopted as an element of the GMDSS by IMO in ______ . A. 1992 B. 1980 C. 1984 D. 1988 69. ______ is capable of finding any 406MHZ beacons no matter where they are. A. Local User Terminal B. Spacecraft 三 C. Local-mode coverage D. Near polar orbiting satellites 70. COSPAS-SARSAT cannot fulfill the function of : A. determining the position of a distress vessel B. both a and c C. distress communication D. distress alerting and position fixing in Area A4 71. the beacon located on board aircraft is termed _____ . A. EPIRB B. PLB C. ELT D. MCC 72. for COSPAS-SARSAT system, _____ transmit distress alert and location information to appropriate rescue authorities all over the world . A. Polar orbiting satellites B. Ground receiving stations C. MCC D. ROC 73. Distress alerting is usually transmitted to _____ . A. ships near distress position B. rescue coordination center C. all ships in a large area D. both a and b 74. Exchange of answer-backs acts a confirmation that the messages _____ at the destination. A. have received B. have been received C. are received D. are being received 75. The range of a MF coast station is normally _____ nm. A. 20 to 30 B. 200 C. 100 D. 450 76. _____ process the distress signal from EPIRB to determine its position and identity. A. COSPAS-SARSAT B. ground receiving stations C. storing distress signal D. Near polar orbiting satellites 77. A station in the mobile service the emissions of which are intended to facilitate search and rescue operations is _____ . A. EPIRB B. SART C. Mobile Station D. Distress Alerting 78. Every ship, while at sea, shall be capable. A. of receiving shore-to-ship distress alerts B. of transmitting and receiving MSI C. of transmitting and receiving ship-to-ship distress alerts D. A, B, C are all right 79. Every radio installation shall be clearly marked with the _____ , the ship station identity and other codes as applicable for the use of the radio installation. A. call sign B. port of register C. radio name D. signal label 80. Bridge-to-bridge communication means _____ communications between ships from the position from which the ships are normally navigated. A. distress B. urgent C. safety D. general 81. Every lifeboat which is fitted with a fixed _____ VHF radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position. A. one-way B. two-way C. double-effect D. one-effect 82. Every lifeboat which is fitted with a fixed two-way VHF radiotelephone apparatus with_____ which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in is operating position. A. a dummy antenna B. a supporting facilities C. a back-up equipment D. an antenna 83. At least _____ two-way VHF radiotelephone apparatus shall be provided on every cargo ship of 300 tons gross tonnage and upwards but less than 500 tons gross tonnage. A. one B. two C. three D. four 84. 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 85. According to the basic concept of GMDSS, _____ can be rapidly alerted 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 in the vicinity of the casualty 86. Having studied the INMARSAT document, GMDSS document, SOLAS Convention and other international navigation documents, we all know that the Chapter IV of SOLAS Convention is mainly about _____ . A. the radio regulations B. the technical terms and definitions C. how to operate the GMDSS SES equipment D. Maritime Communications 87. 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 88. Vessel in distres
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