A、IN TESTING
B、medical assistance C、medical advice
D、maritime assistance
217、In the COSPAS-SARSAT 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 218、In the IMO SMCP the situations _____phrases using the word “can” appear it clear whether a possibility is referred to . A、where B、when C、 after D、unless
219、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 220、Operating method in which transmission is possible simultaneously in both directions of a communication channel is called ______ . A、 Duplex Operation B、Simplex Operation C、Auto-Operation D、Two-way 221、The circuits within the SESs use the _________to lock the satellite. A、signal strength B、signaling channel C、antenna
D、unique word 222、The maritime access code of telephone mode in INMARSAT-A terminal for the AOR(W) is _____. A、871 B、872 C、873 D、874 223、The maritime access code of telephone mode in INMARSAT-A terminal for the IOR is _____. A、871 B、872
C、873 D、874
224、The meaning of RCC is _____________. A、Rescue Control Center B、Receive Company Cable
C、Rescue Coordination Center D、Remain Course Continuously 225、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
226、The present INMARSAT system _________ geostationary satellites positioned above the Atlantic Ocean, the Indian Ocean and the Pacific Ocean.
A、uses
B、ignores C、considers D、utilizes 227、The receiving stations can use the B2 character to ______ different, classes of messages . A、 identify B、Correct C、Reject
D、 Print out 228、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 70N and below 70S D、as far north and south 70 229、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
230、Vessel in distress _____ indicate their position by any method. A、cannot
B、are no allowed C、have the right
D、should get permission to
231、We ______ the distress signal on our own radio before the shore station relayed it to us .
A、 received alreadly B、have received C、had received D、was receiving
232、We consider ______ send a helicopter with medical facilities to the distress area . A、it necessary B、it is necessary C、it necessary D、necessary
233、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 234、What should be made known 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 D、A and B
235、When engaged on international voyages, ships of 1600 tons gross tonnage and upwards shall be fitted with a _____. A、 radio direction-finding apparatus B、DSC
C、NAVTEX D、EPIRB
236、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
237、Which Inmarsat system applies store-and-forward messaging ? A、A B、C C、B D、M
238、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 SES D、VHF 70CH EPIRB
239、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
240、With the help of GMDSS, ______ will be rapidly alerted to the distress incident.
A、the SAR authorities ashore
B、the ships in vicinity of the casualty
C、the nearest coast stations and port radios D、a and b
241、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
242、Within the area of INMARSAT coverage, _____ receives MSI via SafetyNet service . A、EGC receiver B、NAVTEX receiver C、VHF R/T
D、MF/HF radio telephone
243、Within the polar areas it is ______ to see a satellite in geo-stationary orbit . A、impossible B、possible C、easy
D、difficult
244、Without permission of ______, a ship earth station can not enter the system. A、ITU B、IMO
C、INMARSAT ORGANIZATION D、the nearest CES 245、______ 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 246、______ by an ice-breaker, it is important to maintain a continuous listening watch on the appropriate VHF channel and to maintain a proper look-out for sound and visual signals.
A、which is assisted B、that assist you C、when you assisted D、when being assisting
247、______ communication are intership VHF radio telephone communication .
A、 ship-to-shore B、shore-to –ship C、bridge-to-bridge D、a,b and c 248、______ is designed to send an automatic distress alert when a ship sinks suddenly. A、Lifeboat
B、A survival craft C、An EPIRB D、A SART 249、______ means a technique using digital codes which enables a 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、DSC B、MSI C、EGC D、NBDP 250、______ will normally provide sufficient information to seaward of fairway buoy or pilot station. A、Navarea warnings B、coastal warnings C、local warnings
D、Meteorological warnings
251、______________ service means a service which is based on polar orbiting satellites which receive and relay distress alerts from satellite EPIRBs and which provides their position. A、Geostationary satellite
B、Near-polar orbiting satellite C、 Polar orbiting satellite D、 Terrestrial satellite
252、_____it is advisable to remain on a VHF channel 8, say: “stand by on VHF channel 8”. A、 That B、/ C、When D、What 253、_____we stand away from the church bell, it takes time for the sound