A.transmit distress signal
B.send response signal
C.transmit the signal of ship‟s position
D.be start by X-band radar
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A.consists of
B.is consisted of
C.consisted of
D.are consisted of
A.urgent traffic
B.distress alert
C.routine traffic
D.NAVTEX message
A.satellite and terrestrial communication systems
B.only navigational and alerting systems
C.just MSI system and locating system
D.SAR co-ordination system
A.NAVTEX
B.EGC
C.HF-telex
D.all of above
A.can be overcome by using traditional techniques
B.cannot be overcome by satellite system
C.can be overcome by satellite and digital techniques
D.cannot be tackled by any modern system
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At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of()tons gross tonnage and upwards but less than 500 tons gross tonnage.
The rescue coordination center may()on stations which interfere with traffic.
For COSPAS-SARSAT system,()usually transmit initial COSPAS-SARSAT alert.
Radio beacon can be activated()in case of distress.
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.
If the beacon is mounted at a wrong place, it may()by sea water, chemicals, exhaust and vibrations.
The frequency()the safety message will be transmitted shall be included in DSC safety call.
Every ship constructed on or after()shall comply with all the applicable requirements of this chapter.
Particular care should be()in selecting CESs in areas where Ocean Regions overlap.
On-scene communications will normally take place between().