Tổng quan hệ thống GMDSS phục vụ TKCN. Năm 1979,Tổ chức Hàng Hải quốc tế (International Maritime Organization IMO) đã tổ chức hội nghị về vấn đề tìm kiếm và cứu nạn trên biển. ... Hệ thống mới được tự động hóa và sử dụng sóng vô tuyến trái đất và vệ tinh cho báo động cấp cứu và các thông tin theo sa
Trang 1Cau hoi Your vessel is in Sea Area A2 and is in grave and imminent danger and requires
immediate assistance, you should initially transmit a
A DSC Distress Alert on 2187.5 kHz
B RT Distress Call on 2187.5 kHz
C DSC Distress Alert on 2182 kHz
D RT Distress Call on 2182 kHz
Cau hoi The VHF channel for ship-to-ship RT communications relating to Safety of
Navigation is
Cau hoi The correct format for an RT Urgency call is
A PAN (x3) this is Nonsuch GABC 232123456 (x3)
B PAN PAN (x3) All Stations (x3) this is Nonsuch (x3) GABC 232123456
C SECURITE (x3) All Stations (x3) this is Nonsuch (x3) GABC 232123456
D All Stations (x3) this is Nonsuch (x3)
Cau hoi After receiving a DSC Distress Relay Alert from an MRCC on MF, you should
A listen for a MAYDAY RELAY message on 2182 kHz
B listen for a MAYDAY RELAY message on 2187.5 kHz
C immediately acknowledge by DSC on 2187.5 kHz
D immediately acknowledge by RT on 2182 kHz
Cau hoi Your vessel is in GMDSS Sea Area A1, drifting ashore and you require a tow You
should initially transmit by Ch 70 DSC
A an All Stations Safety Alert
D an All Stations Urgency Alert
Cau hoi The signal “Seelonce Feenee” should only be transmitted by
A any station involved in the distress incident
B the station controlling the distress working
C the Port Operation station nearest the distress position
D the control station to impose silence
Cau hoi After transmitting a MF DSC Safety Alert, the RT call should be transmitted on
Cau hoi You receive a VHF DSC Urgency Alert you should
Trang 2A listen for the message on Ch.13
B acknowledge by R/T on Ch.16
C acknowledge by DSC on Ch.70
D listen for the message on Ch.16
Cau hoi A DSC Distress Relay Alert should only be sent on the authority of
A the officer of the watch
B person responsible for radio communications in an emergency
C the Chief Engineer officer
D the Master or person responsible for the vessel
Cau hoi The signal SEELONCE MAYDAY indicates
A a Distress message is to follow
B the control station is imposing silence
C an Acknowledgement of a Distress
Cau hoi The RT signal PAN PAN should used for a
Cau hoi You receive an MF DSC Urgency Alert you should
A acknowledge by DSC on 2187.5 kHz
B listen for the message on 2177 kHz
C acknowledge by R/T on 2182 kHz
D listen for the message on 2182 kHz
Cau hoi The correct format for an RT Safety Call to Clyde Coastguard is
A SECURITE (x3) Clyde Coastguard (x3) this is Nonsuch (x3) GABC 232123456
B SECURITE Clyde Coastguard (x3) this is Nonsuch (x3) GABC 232123456
C PAN PAN (x3) Clyde Coastguard (x3) this is Nonsuch (x3) GABC 232123456
D PAN PAN (x3) All Stations (x3) this is Nonsuch (x3)
Cau hoi A VHF DSC Distress Alert, unless acknowledged or reset, will automatically repeat
after
Cau hoi You are in Sea Area A1 and require medical assistance from Aberdeen Coastguard
You should initially transmit on Ch.70 by DSC
A an Urgency Alert addressed to Aberdeen Coastguard’s MMSI
B a Distress Alert addressed to Aberdeen Coastguard’s MMSI
Trang 3C a Safety Alert to All Stations
D a Routine Alert to All Stations
Cau hoi You receive an “All Stations” DSC Safety Alert on Ch.70 VHF, you should
A listen for the call on Ch.16
D listen for the call on Ch.13
Cau hoi Your vessel has sighted a hazard to shipping in GMDSS Sea Area A1 You should
warn vessels in the area by initially transmitting on Ch.70 DSC
A an Urgency Alert addressed to All Stations
B a Safety Alert addressed to All Stations
C a Routine Alert addressed to All Stations
D a Distress Alert Relay Alert
Cau hoi You receive an All Stations DSC Safety Alert on 2187.5 kHz, you should
A listen for the call on 2048 kHz
B acknowledge by DSC on 2187.5 kHz
C listen for the call on 2182 kHz
D acknowledge by RT on 2182 kHz
Cau hoi After transmitting a VHF DSC Urgency Alert, the RT call and message is usually sent
on
Cau hoi A designated DSC Distress Alert contains
A ID, position and vessel’s callsign
B ID, position and name of vessel in distress
C ID, position and number of crew on board
D ID, position and the nature of distress
Cau hoi A VHF DSC Distress Relay Alert should be sent on
Cau hoi You are in GMDSS Sea Area A1 and have received a DSC Distress Alert you should
A acknowledge immediately by RT on Ch 70
B wait a short period, then acknowledge by DSC on Ch.70
C acknowledge immediately by RT on Ch 16
D wait a short period, then acknowledge by RT on Ch.16
Trang 4Dap an A
Cau hoi The correct format for an RT Safety call is
A All Stations (x3) this is Nonsuch (x3)
B PAN (x3) this is Nonsuch (x3)
C SECURITE, All Stations (x3) this is Nonsuch (x3) GABC 232123456
D SECURITE (x3) All Stations (x3) this is Nonsuch (x3)GABC 232123456
Cau hoi A DSC Distress Alert should only be sent on the authority of the
A Master or person responsible for the vessel
D person responsible for radio communications in an emergency
Cau hoi The RT signal that indicates return to normal working is
Cau hoi The RT signal used by a control station to impose silence is
Cau hoi After transmitting a VHF DSC Distress Alert Sea Area A1, you should expect a
subsequent acknowledgement by RT on
Cau hoi After receiving a VHF DSC Distress Relay Alert from an MRCC, you should
A listen for a MAYDAY RELAY message on Ch 16
B listen for a MAYDAY RELAY message on Ch 70
C immediately acknowledge by RT on Ch 16
D immediately acknowledge by DSC on Ch 70
Cau hoi Your vessel is in Sea Area A1 and is in grave and imminent danger and requires
immediate assistance, you should initially transmit a
A RT Distress Call on Ch.70
B RT Distress Call on Ch.16
C DSC Distress Alert on Ch.16
D DSC Distress Alert on Ch.70
Cau hoi A VHF DSC Distress Alert should be sent on
Trang 5A Ch.70
Cau hoi A meteorological warning should be preceded by the RT signal
Cau hoi The correct format for an RT Urgency Call to Clyde Coastguard is
A SECURITE (x3) Clyde Coastguard (x3) this is Nonsuch (x3) GABC 232123456
B PAN PAN (x3) Clyde Coastguard (x3) this is Nonsuch (x3) GABC 232123456
C PAN PAN Clyde Coastguard (x3) this is Nonsuch (x3) GABC 232123456
D PAN (x3) Clyde Coastguard (x3) this is Nonsuch (x3)
Cau hoi Your vessel is in GMDSS Sea Area A1 and you have sighted an unlit buoy To warn
other ships, you should transmit on Ch.70 by DSC
A a Routine Alert addressed to All Stations
B a Distress Alert Relay Alert
C a Safety Alert addressed to All Stations
D an Urgency Alert addressed to All Stations
Cau hoi The correct form for an RT Distress Message following a DSC Distress Alert is
A MAYDAY, nature of distress, assistance required, further relevant information
B MAYDAY, name, callsign and MMSI, assistance required, position
C MAYDAY, name, callsign and MMSI , position, nature of distress, assistance
required, further relevant information
D MAYDAY, name, callsign and MMSI, position, nature of distress, name of the Master
Cau hoi The RT signal SECURITE should used for a
Cau hoi After transmitting a VHF DSC Safety Alert and RT call, the Safety message should be
transmitted on
Cau hoi After transmitting a VHF DSC Distress Relay Alert, you should transmit
A an All Stations call and message on Ch 16
Trang 6B a MAYDAY RELAY call and message on Ch 70
C a MAYDAY RELAY call and message on Ch 16
D a MAYDAY call and message on Ch 16
Cau hoi After transmitting a DSC Distress Relay Alert on Ch 70, you should switch to
Cau hoi The signal “Seelonce Feenee” indicates
B silence is to be imposed
C a Distress is in progress
Cau hoi You are in Sea Area A2 and require medical advice from Humber Coastguard You
should initially transmit by MF DSC on 2187.5 kHz
A an Urgency Alert addressed to Humber Coastguard’s MMSI
B a Distress Alert addressed to Humber Coastguard’s MMSI
C a Safety Alert to All Stations
D a Routine Alert to All Stations
Cau hoi To announce an unscheduled meteorological warning a coast station should
transmit a DSC