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【单选】 When activated in a distress situation, SART should provide survivors ______, when it is interrogated by a radar. A.20 blips

B.special radar imagine

C.visual and audible indication D.straight line 【单选】 ______ 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

【单选】 The frequency ______ is normally used for distress and safety traffic. A.490 kHz. B.518 kHz. C.4209.5 kHz. D.2174.5 kHz.

【单选】 ________communications are intership VHF radio telephone communications for the purposes of the safe movement of the ships. A.Safety B.Urgent

C.Bridge-to-Bridge D.Distress

【单选】 All complying vessels fitted with maritime VHF installations should maintain watch on ______.

A.156.8MHz B.CH 70 C.2182kHz D.CH 8

【单选】 ______ is a station in the mobile service, which is used in distress and which transmits signals to facilities SAR operation, and which is not used 9GHz frequency band. A.SART B.EPIRB C.DSC D.GPS

【单选】 In the followings, the statement ______ concerning Inmarsat-C is true. A.This utilizes 4B3Y mode transmissions from the ship to the shore station. B.This utilizes packet oriented type protocol over the satellite. C.This utilized 4Y3B mode over the satellite. D.This utilizes real-time signaling.

【单选】 The telegram \ETA 1900/ 4TH OWING STRONG WIND\says that ______.

A.ETA is received B.ETA is changed C.ETA is earlier

D.ETA remains unchanged

【单选】 The rescue co-ordination center may ______ on stations which interfere with distress traffic.

A.keep silence

B.forbid transmission C.change information D.impose silence

【单选】 Regarding the capability of Class 2 INMARSAT-C MES, the choice______ is not true. A.Two modes of operation (selected by the operator), EGC and messaging, the other one is EGC Only.

B.And also capable of receiving EGC messages when not engaged in Inmarsat-C traffic.

C.Ready for EGC message reception exclusively (and not available in that mode for Inmarsat-C message transfer).

D.Ship-to-shore and shore-to-ship message transfer and distress alerting, but is not capable of receiving EGC messages. 【单选】 _______ is intended to transmit navigational warning and meteorological warning etc. to ships.

A.SafetyNet B.FleetNet

C.System Message D.MSI 【单选】 What should a GMDSS operator know if a NAVTEX warning message is received but it contains too many errors for it to be usable? A.Vital messages will be repeated.

B.Contact the NAVAREA coordinator and request a repeat broadcast, then the message concerned will be repeated at once.

C.The hurricane will be upon the vessel, they're in big trouble. D.Listen to appropriate VHF weather channel for repeat warnings. 【关联题】

(1)Which of the followings is true?

A.The material above is probably excerpted from Admiralty Notices to Mariners.

B.The material above is probably excerpted from Volume 1, Part 1, NP 281(1), 2004／05. C.The material above is probably excerpted from Admiralty List of Radio Signals. D.The material above is probably excerpted from NP 281(1), 2004／05.

(2)What will be deleted in pages 186 and 187 in Volume 1, Part 1, NP 281(1), 2004/05? A.Switzerland.

B.BERN (HEB) (HEC) [3502].

C.RT (HF) service of BERN radio, Switzerland. D.RT (HF) service of Switzerland.

(3)Regarding the meaning of the sentence \correct, except______?

A.The material will be edited weekly. B.This is No. 42 edition in 2004. C.14 October 2004 is Thursday. D.It is edited on 14 September 2004.