GMDSS理论英语题库(3)

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A SOLAS 88 B STCW 95 C IMO Assembly D WARC 答案 B

56. SOLAS ships should keep a continuous listening watch on____. A CH 16 B 2182 KHz C 121.5 MHz D CH 70 答案 D

57. There are____operational satellites in the INMARSAT system covering the whole globe except the polar regions.

A 3 B 4 C 8 D 12 答案 B

58. The maritime access code for the POR is____in INMATSAT-A Telex Service. A 581 B 582 C 58 D 584 答案 B

59. The maritime access code for the IOR____ in INMATSAT-A Telex Service. A 581 B 582 C 583 D 584 答案 C

60. The maritime access code for the AOR-E is____ in INMATSAT-A Telex Service. A 581 B 582 C 583 D 584 答案 A

61. The maritime access code for the AOR-W is____ in INMATSAT-A Telex Service.

A 581 B 582 C 583 D 584 答案 D

62. The world’s first communication satellite, Telstar, was put into orbit in____. A 1962 B 1960 C 1957 D 1975 答案 A

63. The existing terrestrial radio system has a number of basic flaws which____. A can be overcome by using traditional techniques B cannot be overcome by satellite system

C can be overcome by satellite and digital techniques D cannot be tackled by any modern system 答案 C

64. General radio communication 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 station and shore-based communication work 答案 D

65. Distress traffic consists of all messages relating to the immediate assistance required by the ship in distress,including search and rescue communications and --------are also distress traffic according to this passage

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A routine traffic B VHF calling C signals for locating D any signals 答案 C

66. The word “shipping” here means____ A a ship B shipping companies C ship in navigation D shipping industry 答案 D

67. Why do some stations keep silence? A becasure they are not engaged in the distress traffic B they will affect the transmission of the distress traffic C the powers of these station are very weak D they are not in charge of search and rescue 答案 B

68. Which of the following has the same meaning as the phrase”relating to” in the passage? A owing to B such as C concerning D for example 答案 C

69. 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 答案 A

70. The transmission of the beacon will start____ A when it is in water in the inverted position B as soon as it is put into water in the upright position C after it is out of water D until it is in water of some depth 答案 B

71. Radio system____ about 100years ago A came into use at sea B saved the ships in distress C has been used by mariners D was greatly improved 答案 A

72. In the GMDSS,Maritime Safety Information broadcast will be made on two

dedicated system providing near-continuous automated reception on board ships ,they are____. A INMARSAT SafetyNet Service and NAVTEX B SafetyNet Service and COSPAS-SARSAT

C DSC system and Navigation Warning Service D MF/HF radiotelephone with NBDP and EGC Service 答案 A

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73. 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 the 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 答案 B

74. For ship-to shore distress alerts ,you can use____. A INMARSAT,EPIRB and DSC B NAVTEX, NBDP and R/T C INMARSAT, VHF and SART D EPIRB. DSC and radar 答案 A

75. The satellites over the major ocean regions cover the globe____. A beside the polar regions B including the North Pole and the South Pole C above 76N and below 76S D as far north and south 76 答案 D

76. 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 答案 C

77. Geostainary satellites are the artificial satellites which____. A always move slowly B are in one place only C sometimes move and sometimes do not D synchronize with the movement of the earth 答案 D

78. 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 答案 B

79. IMN is an ____for an SES. A International Mobile Number

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B INMARSAT Maritime Number C INMARSAT Mobile Number D International Maritime Number 答案 C

80. Operating method in which transmmission is possible simultaneously in both directions of a communication channel is called ____. A Duplex Operation B Simplex Operation C Auto-Operation D Two-way communication 答案 A

81. According to the basic concept of GMDSS, ____can be rapidly alerted to a distress incident. A only SAR a …… 此处隐藏：5935字，全部文档内容请下载后查看。喜欢就下载吧 ……