智慧职教: Ships in areas A3 and A4 will transmit, as appropriate_____ ①a ship-to-shore alert by MES or HF DSC ②a ship to- shore alert by satllite EPIRB③a ship-to-ship alert on MF/VHF DSC
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- 24 For ship to shore distress alerts. you can use ( ) A: INMARSAT MES. EPIRB and DSC B: NAVTEX. NBDF and R/T C: INMARSAT MES. VHF and SART D: EFIRB. DSC and radar
- VHF Channel 70 can be used for ( ). A: distress and safety purposes B: public correspondence purposes C: ship to ship distress alert D: A, B and C are all correct
- 66. DSC distress alert should direct to（ ）ln vicinity。 A: all stations B: coast stations C: ship stations nearby D: group of specified stations
- 170. Frequencies specified for MSI should be used by A: authorized coast stations to broadcast MSI B: a ship station to report MSI to a public coast station C: a ship station to transmit distress alert D: authorized coast stations to transmit distress acknowledgement
- 【单选题】The restricted areas onboard your ship are indicated in your Ship Security Plan A. The restricted areas onboard your ship are indicated by captain B. The restricted areas onboard your ship are indicated by your company C. The Declaration of Security indicates the restricted areas onboard your ship D. The Ship Security Plan indicates the restricted areas onboard your ship