In the GMDSS, distress alerting can be transmitted in（）directions.

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• Which device provides the main means in the GMDSS for locating ships in distress or their survival craft（）.

  A . Radio direction finder B . Satellite EPIRBs C . MF/HF DSC D . VHF homing device

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• The signal to guide vessels in distress，which indicates，“This is the best place to land” is the（）.

  A . horizontal motion of a white flag B . letter K in Morse code given by light C . code flag S as a hoist D . firing of a white star signal

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• In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.

  A . MF/HF B . SART C . EPIRB D . any of A, B, C

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• How long must GMDSS Radio Logs be retained by the licensee when they relate to a distress situation or disaster? （）

  A . 6 months B . 1 year C . 2 years D . 3 year

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• Which statement concerning locating signals in the GMDSS is FALSE（）.

  A . Locating signals are transmitted by survival craft VHF transceivers B . Locating signals are transmitted by SARTs C . Locating signals are intended to facilitate the finding of a distressed vessel or its survivors D . Locating signals are not transmitted by autoalarm generator

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• With the help of GMDSS（）can be alerted to a distress incident as soon as possible.

  A . all ships in a large sea area B . only the sea authorities ashore C . the SAR units ashore and at sea D . the port radios and the coast statio

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• What is the action that a GMDSS Radio Operator should take when a DSC distress alert is received? （）

  A . No action is necessary，as the DSC control unit will automatically switch to the NBDP follow-on communications frequency B . The operator should immediately set continuous watch on the radiotelephone frequency that is associated with the frequency band on which the distress alert was received C . The Operator should immediately set continuous watch on VHF channel 70 D . The Operator should immediately set continuous watch on the NBDP frequency that is associated with the frequency band on which the distress alert was received

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• Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.

  A . exchange B . to exchange C . exchanging D . exchanged

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• The（）is that search and rescue authorities ashore, as well as shipping in the immediate vicinity of the ship in distress, will be rapidly alerted to a distress incident so they can assist in a coordinated SAR operation with the minimun delay.

  A . common communication system B . distress traffic system C . basic concept of GMDSS D . SAR operation procedure

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• 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

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• A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.

  A . distress position B . spoken words "Mayday，Mayday，Mayday" C . ship's name D . ship's call letter

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• If no distress acknowledgement is received（）a DSC distress call transmission, then the ship in distress may repeat the DSC distress call attempt after a delay of between 3.5 and 4.5 minutes from the beginning of the initial call.

  A . relevant to B . relate to C . in response to D . in relation to

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• Distress signal are always stored in the memory so as to start（）.

  A . local-mode coverage B . SAR operations C . data process D . continuous broadcast

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• When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）soonest.

  A . reach the distress area B . conduct a sector search C . send rescue vessels D . assist coordinately in SAR operatio

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• What does the DSC control unit do if the GMDSS radio operator fails to insert updated information when initiating a DSC distress alert（）.

  A . It will abort the transmission and set off an audible alarm that must be manually reset B . It will initiate the DSC distress alert but，as no information will be transmitted，rescue personnel will not be able to identify the vessel，its position or its situation C . It will initiate the DSC distress alert and default information will automatically be transmitted D . It will initiate the DSC distress alert，but any station receiving it will have to establish contact with the distressed vessel to determine its identity，position and situatio

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• （）is the most visible signal of distress from a lifeboat at sea in the daytime.

  A . Smoke signal B . Flash signal C . Fire signal D . Radio emergency transmissio

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• （）the visibility to reduce to one mile by heavy rain，it（）be impossible to rescue the vessel in distress.

  A . Was／would B . Were／would C . Is／will D . Is／is to

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• The distress alert should（）the ship in distress.

  A . identity B . identical C . identify D . identificatio

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• All the following equipment can be used to identify the position of the vessel in distress except（）.

  A、AIS B、LRIT C、VDR D、GPS

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• 185. In radiotelephony，the spoken word for distress is ______.

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• 37. All the following equipment can be used to identify the position of the vessel in distress except ______.

  A、 AIS B、 LRIT C、 VDR D、 GPS

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• The ______is that search and recuse authorities ashore ,as well as shipping in the immediate vicinity of the ship in distress ,will be rapidly alerted to a distress incident so they can assist in a co

  A．common communication system B．distress traffic system C．basic concept of GMDSS D．SAR operation procedure

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