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 distress _____ indicate their position by any method. A. cannot B. are no allowed C. have the right D. should get permission to
89. The distress alert should _____ the ship in distress. A. identity B. identical C. identify D. identification 90. General radio communications in the global system may _____ ship’s safety .
A. be responsible for B. have an impact on C. command D. give a guidance to
91. In the case of a ship in distress , the need exists to create a temporary geographic area to _____ locating potential assisting ships. A. increase B. improve C. facilitate D. develop
92. Distress traffic is the communication _____ between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and
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