航海GMDSS通信英语题库+答案(8)

234. 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 235. The INMARSAT 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

236. The satellites over the major ocean regions cover the globe ______. A. besides the polar regions B. including the North Pole and South Pole C. above 70N and below 70S D. as far north and south 70

237. There is actually an overlapped area of ______ ocean regions somewhere in Western European waters.

A. two B. three C. more than two D. more than three 238. The position of the POR satellite in the Inmarsat system is ______ above the equator.

A. 55.5W B. 64.5E C. 15.5W D. 178E 239. 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 sincre sintion

C. Capacity and location of shore based communication facilities D. Position and capacity of mobile communication stations. 240. The NCC is located in the ______.

A. IMO Headquarters in London B. Inmarsat Headquarters building in London

C. Western European Maritime Organization D. International Maritime Safety Committee

241. There are ______ NCSs in total, one in each ocean region, the AOR (E and W), IOR and POR.

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

242. 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 八

C. establish contact with the RCC / enter the port D. enter the system gradually / get the rescue

243. 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 244. After has permit the commissioning, the ______ will permit the SES access to system.

A. INMARSAT B. IMO C. MSC D. CES

245. Who has permit the SES enter the system after successful commissioning ? A. Network B. The CES preferred by the applicant C. INMARSAT D. The SES itself

246. 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

247. The maritime access code for the AOR-E is ______ in INMARSAT-A Telex Service. A. 581 B. 582 C. 583 D. 584

248. When you have received GA+ from the CES for the INMARSAT-A telex communication, you should immediately select ______ and ______ you require . A. an CES/telex mode B. an SES/telex service

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

249. 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

250. The maritime access code of telephone mode in INMARSAT-A terminal for the AOR(W) is .

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

251. 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 252. When the power of s SART is on, it will ______ .

A. transmit distress signal B. send response signal

C. transmit the signal of ship’s position D. be started by X-band radar 253. Distress signal are always stored in the memory so as to start ______ . A. local-mode soverage B. SAR operations C. data process D. continuous broadcast 254. EGC is a ______ part of INAMARSAT-C .

A. component B. supportable C. combined D. complimentary 255 .______ will form the basis for distress alerting and safety calling . A. GMDSS B. EGC C. MSI DSC

256. 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 area 257. ______ are used for distress alerting as a rule . A. SES/DSC/EPIRB B. SART/radiotelephone C. COSPAS-SARSAT D. both a and c

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

259. Distress and safety communications following DSC calling will be performed by radiotelephony or ______ .

A. NBDP B. EGC receiver C. NBDP or both D. EGC receiver or both 260. DSC distress acknowledgements are normally transmitted by ______ in respond

to a receiver DSC distress call .

A. Ship stations B. Coast stations C. NCSs D. NCC 八

261. Ships sailing in area A2 will at least be capable of transmitting a ship-to-shore slert on ______ .

A. COSPAS-SARSAT B. 156.525MHZ DSC

C. 2187.5khz DSC and satellite EPIRB D. 2182khz R/T and satellite EPIRB 262. As each MSI message will have a unique identity, the printing of messages already received correctly is ______ .

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

263. Ships sailing in ______ are able to receive and print out EGC message . 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 264. Ships sailing in ______ are able to receive and print out EGC message . A. a fixed area or Navarea in any ocean region B. a Navarea or weather forecast area

C. any designated area or given geographic position D. anywhere of the world 265. ______ 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

266. The International SafetyNet Service is able to address the call to ______ . A. all vessels B. selected groups of ships

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