GMDSS英语【二三副】

考试试题

[单选题]____ is commonly used in distress communication if it is not occupied by a distress message.
[单选题]In addition to radio equipment ,the GMDSS introduced requirements for other equipment to improve the chance of survival ____and____ for location of the ship or survival craft in distress.
[单选题]During a _____ period, as a newly commissioned SES, your IMN will be past to the other CESs.
[单选题]Which of the following transmits and receives signal to and from the satellite using “L” band Frequency?
[单选题]When it is necessary for a ship station to make test signals, either for the adjustment of a transmitter or for the adjustment of a receiver, such signals shall not be continued for ______
[单选题]If a ship ____ in danger ,the distress signal will be sent out in the shortest possible time by means of the GMDSS equipment.
[单选题]___ allows the SAR party to locate the ship in distress by starting 9 GHz radar.
[单选题]GMDSS is to provide ____________with reliable communication
[单选题]By using ---system a ship can send a distress message and know with certainty it will be received.
[单选题]The GMDSS is more advance than ____for distress traffic up to now
[单选题]The system for the broadcast and automatic reception of MSI by means of NBDP is ___.
[问答题]The NAVTEX receiver acquires , stores and prints NAVTEX messages according to the following rules: --Selectively acquires stations and types of message specified by the operator .Message types A,B,D,and L cannot be switched off by the operator. --Message type D is a “SAR” message and will be printed immediately,To call this to the operator’s attention,the alarm buzzer sound and the SAR warning LED lights. --When an abnormal character is received due to noise interference, it will be printed as “*”. --Printing automatically stops when the error rate is over 33%
[单选题]There is actually an overlapped area of three ocean regions somewhere in the word .It is an overlap of ____and____
[问答题]IMO had begun work on the Global Maritime Distress and Safety System (GMDSS) in the 1970s and its introduction marked the biggest change to maritime communications since the invention of radio. The 1988 (GMDSS) amendments to the SOLAS convention was adoption on 11 November 1988 and the Entry into force was on 1 February 1992. The amendments which replaced the existing Chapter IV phased in the introducttion of the GMDSS in stages between 1993 and 1 Februay 1999. The basic concept of the system is that search and rescue authorities ashore, as well as shipping in the vicinity, will be rapidly alerted in the event of an emergency. The functional requirements of the GMDSS include transmitting and receiving ship-to-shore, and shore-to-ship distress alerts, ship-to-ship distress alerts, SAR Coordinating communication, on-scence communication, signals for locating, maritime safey information (MSI), general radio communication and bridge-to-bridge communication.
[单选题]Traditional and terrestrial techniques -------
[单选题]WWNWS broadcasts ____kinds of navigational warnings by means of radio for mariners.
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