Goc Marina Reviewer
Goc Marina Reviewer
Goc Marina Reviewer
COMPETENCE 1 Transmit and Receive information using GMDSS subsystem and equipment and fulfilling the
functional requirements of GMDSS (GOC)
KUP1 – SEARCH AND RESCUE RDIO-COMMUNICATION, INCLUDING PROCEDURES IN THE
INTERNATIONAL AERONAUTICAL AND MARITIME SEARCH AND RESCUE (IAMSAR) MANUAL.
2. How should the signal from a Search and Rescue Radar Transponder appear on a radar display?
a) A series of dashes.
b) A series of spirals all originating from the range and bearing of the SART.
c) A series of 12 equally spaced dots.
d) A series of twenty dashes.
3. How are normal working conditions restored after radio silence has been imposed?
a) The Rescue Coordination Center (RCC) that imposed the radio silence must transmit a voice
message on the distress frequency stating "SEELONCE FEENEE".
b) The Coast Earth Station (CES) that imposed the radio silence must transmit a voice message on
the distress frequency stating "SILENCE FINI".
c) The Public Correspondence Station (PCS) that imposed the radio silence must transmit a voice
message on the distress frequency stating "SILENCE FINI".
d) None of the above.
4. You are the first vessel to arrive at the scene of a distress. Due to the volume of traffic on the radio, you
are an unable to communicate with the vessel in distress. What action should you take?
a) Broadcast “ Seelonce Distress “.
b) Broadcast “ Charlie Quebec-Mayday Quiet”.
c) Switch to Flag Hoists.
d) Key the microphone three times in quick succession.
5. An RCC or RSC may pass information to OSC or CSS in a standard format called?
a) SITREP
b) AUSREP
c) JASREP
d) MAREP
7. Which of the following frequencies have NOT been designated for “On-scene” communications in the
Global Maritime Distress and Safety System?
a) VHF Ch-16.
b) MF radiotelephony on 2182 kHz.
c) NBDP on 2182.0 kHz.
d) None of these.
8. Which of the following steps should be taken, if possible, when the vessel must be abandoned because
of a distress situation?
a) Alert the U.S. Coast Guard by using the survival craft's portable INMARSAT unit.
b) Program the SART and EPIRB to transmit the vessel's location and situation.
c) Place the SART and EPIRB in the "on" position and secure them to the survival craft.
d) No additional steps are needed as the SART and EPIRB will both automatically float free and
operate properly.
10. What stations may transmit on the frequencies in which distress traffic is taking place?
a) All stations for which silence was imposed by the Rescue Coordination Center or station
appointed to coordinate search and rescue activities.
b) All stations which are aware of a distress traffic.
c) Any station not itself in distress.
d) Any station in distress.
11. What indication is given to the personnel of survival craft of the approach of another vessel?
a) The SART will provide a visual or audible indication of interrogation by a 3-cm radar.
b) The Satellite EPIRB will emit an audible signal.
c) The VHF portable radio will emit an audible alarm signal on 156.525 MHz.
d) The VHF portable will provide a visual indication.
13. While approaching towards a distress site you hear the message PRU-DONCE over the radio
telephone. What will you do?
a) Use that frequency only restricted working communication
b) Shift your radio guard to the working frequency that will be
c) Advise the sender of your course, speed, position, and ETA at the distress site
d) Resume base course and speed because the distress is terminated
15. The frequency band used as downlink frequency from the satellite to SES is the:
a) 1525.0 - 1545.0 MHZ (1.5GHZ )
b) 6425.0 - 6443.0 MHZ ( 6GHZ )
c) 3600.0 - 3623.0 MHZ ( 4 GHZ )
d) 1626.5 - 1646.5 MHZ (1.6 GHZ)
16. The frequency band used as uplink frequency from SES to the satellite is the:
a) 6425.0 - 6443.0 MHZ ( 6GHZ )
b) 3600.0 - 3623.0 MHZ ( 4 GHZ )
c) 1626.5 - 1646.5 MHZ (1.6 GHZ)
d) 1525.0 - 1545.0 MHZ (1.5GHZ )
17. What is the system being used when a vessel in the vicinity and the aircraft conducting the search and
rescue?
a) Search and Rescue Coordination System
b) General radio communication
c) Bridge-to-bridge communication
d) On-scene communication
19. Which of the following satellite systems is of particular importance to search and rescue missions under
GMDSS?
a) COSPAS/SARSAT.
b) AMSAT.
c) NASA/Arienne.
d) COMSAT.
20. A DSC call for public correspondence may be repeated on the same or another DSC channel, if no
acknowledgement is received within 5 min. Further call attempts should be delayed at least ____ if
acknowledgement is still not received?
a) 10 minutes
b) 15 minutes
c) 20 minutes
d) 30 minutes
21. Which is the key part of the search and rescue system under GMDSS?
a) COSPAS/SARSAT satellites.
b) AMSAT satellites.
c) NASA satellites.
d) US Space Agency satellites.
22. You are making a ship-to-shore public correspondence call and the coast station does not reply to your
VHF DSC call after a second time, how long must you wait before calling again?
a) 3 minutes
b) 5 minutes
c) 10 minutes
d) 15 minutes
23. The SART operates correctly when interrogated by navigational radars with an antenna height of 15
meters at a distance of at least…
a) 5 nautical miles
b) 8 nautical miles
c) 10 nautical miles
d) 15 nautical miles
25. Coastal warning type D in the EGC Safetynet service refers to:
a) Meteorological forecast
b) Search and Rescue Operation
c) Meteorological warning
d) NAVTEX message
28. What is the most common type of antenna for GMDSS MF-HF?
a) Horizontally polarized whip antenna.
b) Long wire antenna.
c) Vertically polarized whip antenna
d) None of the above.
30. A vertical quarter wave antenna with a good ground connection will:
a) Radiate omni-directionally.
b) Radiate directionally due to being grounded.
c) Not function due to being grounded.
d) Only be used in Satellite communications.
32. What advantage does a vertical whip have over a long wire?
a) It radiates equally well in all directions.
b) It radiates directionally for better propagation.
c) It radiates a strong signal vertically.
d) It radiates more signal fore and aft.
33. Which of the following statements about a VHF vertical antenna is true?
a) The longer a VHF antenna the greater the signal gain.
b) The radiation pattern is a cardioid.
c) Maximum radiation is directly overhead.
d) The radiation pattern is a figure eight.
1. What action should you take after sending a false distress alert on VHF?
a) Send a DSC cancellation message on Ch-70.
b) Make a voice announcement to cancel the alert on Ch-16.
c) Make a voice announcement to cancel the alert on Ch-13.
d) Make a voice announcement to cancel the alert on Ch-22A.
2. What action should you take after sending a false distress alert on MF?
a) Make a voice announcement to cancel the alert on 2187.5 kHz.
b) Make a voice announcement to cancel the alert on 2174.5 kHz.
c) Make a voice announcement to cancel the alert on 2182.0 kHz.
d) Send another DSC alert and follow on with voice on 2182.0 kHz.
3. When a false distress alert is detected during transmission on MFDSC YOU should?
a) Switch off transmitter immediately switch equipment on set equipment to channel 1.6 and make
broadcast to ALL. STATION cancelling the false alert.
b) Switch off transmitter immediately switch equipment on, set equipment to 2182 khs and make
broadcast to all station cancelling the false alert
c) Switch off transmitter immediately switch equipment on, tune equipment to all HF RT distress
frequency and make broadcast to all station cancelling the false alert .
d) Switch off transmitter immediately switch equipment on prepare cancellation message on
Inmarsat terminal and prepare cancellation message on Inmarsat terminal and transmit message
to nearest CES
4. What action should you take after sending a false distress alert on MF?
a) Send another DSC alert on 2187.5 kHz. and follow on with voice on 2187.5 kHz.
b) No action is necessary.
c) Send a DSC alert on all 7 DSC frequencies and follow on voice on 2174.5 kHz.
d) Make a voice announcement to cancel the alert on 2182.0 kHz.
5. What action should you take after sending a false distress alert on 8 MHz?
a) Make an "ALL SHIPS" call on all 5 H.F. telex channels canceling the alert.
b) Make an "ALL SHIPS" call on 8291.0 kHz canceling the alert.
c) Make a "MAYDAY" call on 8414.5 kHz canceling the alert.
d) Make an "URGENT" call on 8614.0 kHz canceling the alert.
7. What action should you take after sending a false distress alert on Inmarsat-C?
a) Press the "Distress Hot Keys” then press the "cancel" key.
b) Select "Transmit" menu and send a cancel message via the CES used for the distress alert.
c) Both of the above.
d) None of the above.
9. Which of the following statements concerning testing and maintenance of SARTs is true?
a) An at-sea GMDSS maintainer is not able to test a SART as it is hermetically sealed.
b) Testing a SART should be performed only in controlled environment as a test signal may be
misinterpreted as a genuine distress situation.
c) A SART's battery must be replaced within ninety (90) days after the expiration date imprinted on
the unit.
d) All of the above.
10. 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 situation.
15. Which action is the most appropriate action for a GMDSS radio Operator to take in a distress situation
where immediate help is needed, but the vessel is not sinking nor need to be abandoned?
a) Transmit distress call by HF/MF/VHF DSC or Inmarsat
b) Transmit distress call by activating the radiotelegraph automatic alarm signal
c) Notify the RCC (Rescue Coordination Center) through VHF FM on Channel 13
d) Switch off EPIRB and SART manually
18. The action to be taken after sending a false Inmarsat-C Distress Alert is to:
a) Send a cancellation message, to all stations, on Ch16
b) Send a cancellation message, to all stations, on 2182kHz
c) Send a cancellation message, to the RCC, using the same LES
d) Switch off the equipment only after contacting a Coast Station/RCC
20. The action to be taken after sending a false Distress Alert on VHF Ch70 is to:
a) Reset the DSC controller and send a cancellation message, to all stations, on Ch16
b) Reset the DSC controller and send a cancellation message, to all stations, on 2182kHz
c) Reset the DSC controller and send a cancellation message, to all stations, on 2187.5kHz
d) Switch off the equipment only after contacting a Coast Station/RCC
21. The action to be taken after sending a false Distress Alert on 2187.5kHz, indicating J3E, is to:
a) Reset the DSC controller and send a cancellation message, to all stations, on 2182kHz
b) Reset the DSC controller and send a cancellation message, to all stations, on Ch16
c) Switch off the equipment only after contacting a Coast Station/RCC
d) Reset the DSC controller and send a cancellation message, to all stations, on 2177kHz
22. The action to be taken after sending a false Distress Alert by EPIRB is to:
a) Send a cancellation message, to all stations, on 2182kHz
b) Contact the appropriate RCC and cancel the alert
c) Send a cancellation message, to all stations, on Ch16
d) Send a cancellation message, to the RCC, using the same LES
23. If a GMDSS Radio Operator initiates a DSC distress transmission but does not insert a message, what
happens?
a) The transmission is aborted and an alarm sounds to indicate this data must be provided by the
operator.
b) The transmission is not initiated and "ERROR" is indicated on the display readout.
c) The transmission will be made with "default" information provided automatically.
d) The receiving station will poll the DSC unit of the vessel in distress to download the necessary
information.
2. Which characters are sent by the ship station by when opening HF Telex, to indicate a desire to send
message to AMVER?
a) OPR+
b) AMV+
c) HELP+
d) MSG+
4. How should port of departure eg. Liverpool, UK (53-25N, 003-00W) be written when preparing an
AMVER report?
a) G/LIVERPOOL, UK/5325N/00300W//
b) J/LIVERPOOL, UK/53-25N/003-00W//
7. How should longitude 116 deg. 24.3W be written when preparing an AMVER report?
a) 116°24.3W
b) 11624W
c) 116.4W
d) 116W
11. How should date and time for 1200 (GMT) on the 20th be written when preparing JASREP report?
Answer : 201200Z
12. You ship is participating in the AMVER reporting system which of the following report your arrival at
your destination?
a) AMVER/DR//
b) AMVER/SR//
c) AMVER/PR//
d) AMVER/FR//
13. When a ship has been overdue at destination or it failed to make an expected or safety report?
a) AMVER/SP//
b) AMVER/PR//
c) AMVER/DR//
d) AMVER/FR//
2. In Inmarsat operation what is the two- digit code which corresponds to medical advice :
a) 41
b) 42
c) 38
d) 32
4. Which of the following maintenance functions is not the responsibility of the GMDSS Radio Operator?
a) Visual inspection of equipment, including the antenna and associated components.
b) Perform on-the-air verification checks.
c) Perform scheduled testing of the battery's charged condition.
d) Aligning the power output stage for maximum power.
5. The following are the safety measure to be taken during handling storage battery in substation except
for?
a) Do not allow the battery to stand idle for long time.
b) Do not bring a flame inside the room.
c) Do not generate a spark inside the room.
d) Wear plash proof goggles, rubber gloves, while working with the battery.
6. A frequent maintenance is the basis for a reliable working condition of the battery, when working on
batteries, effective safety precautions must be taken except for;
a) Avoid over-discharging below 2.1 Volts for any cell
b) Ensure electrolyte level is maintained, but do not overfill, 1 cm above plates is adequate
c) Keep cells top clean and dry, check ventilation holes, tighten terminals and coat with Vaseline
d) Charge the batteries for more than specified.
***Updated by: 2/M T. Arriesgado
FEB. 09, 2018
13
7. A treatment aimed at preventing the death or further damage to health of an ill or injured person
perceived to be in a life-threatening condition:
a) Hospital confinement
b) General check-up
c) First aid
d) Outpatient confinement
8. What are the Radiofrequency radiation that generate energy via water molecules results in rapid heating
through an object?
a) Microwave radiation
b) Radioactive radiation
c) X-radiation and gamma radiation
d) Thermal radiation
9. In inmarsat operation what is the two-digit code which corresponds to medical assistance.
a) 42
b) 32
c) 38
d) 41
10. Two important data/factors needed before a DOCTOR will visit a ship at sea to further examine the
patient/crew aboard:
a) Sailing Plan
b) Position report
c) E.T.A.
d) All of the above
11. On the first communication of the vessel seeking a medical advice what document is primarily needed
by the hospital before giving final treatment to the patient:
a) Radio Medical Consultation Form
b) Radio Medical Advice
c) Radio Pratique
d) Emergency Medical Message
12. What are the type of electromagnetic radiation with enough energy to ionized biological matter.?
a) X-radiation and gamma radiation
b) Chemical reactive radiation
c) Radioactive radiation
d) Thermal radiation
1. When the GMDSS Radio Operator on watch hears "SECURITE" spoken three times, he can expect to
receive the following information:
a) Message concerning the Safety of navigation or important meteorological warnings.
b) Safety of vessel or person is in jeopardy.
c) Vessel in need of immediate assistance.
d) Coast Station Traffic list.
2. How should the number "2" be pronounced when spoken on the radiotelephone?
a) NUM-BER-TOO
b) BEES-SOH-TOO
c) DOS-SOH-TU
d) NEM-MARL-TWO
3. How should the letter "D" be pronounced when spoken on the radiotelephone?
a) DUKE
b) DA VID
c) DOG
d) DELL TAH
5. How should the letter "I" be pronounced when spoken on the radiotelephone?
a) IN DEE GO
b) IN DEE AH
c) I EE
d) I VAN HO
8. How should the number "7" be pronounced when spoken on the radiotelephone?
a) SAY-TAY-SEVEN
b) SEE-ETA-SEVEN
c) NUM-BER-SEVEN
d) NEW-MER-AL-SEVEN
10. Which of the following situations would normally use the Safety priority?
a) Loss of 5 containers with lashing gear over the side.
b) Treatment of crewmember breaking a leg in a cargo hold.
c) A fire in the generator flat/spaces.
d) Answers a) and b) are both possible.
11. If you are in urgent need of helicopter, which signal code could you send?
a) BR
b) BS
c) BT1
d) BZ
12. What is the single letter signal used when you wish to communicate with another vessel?
a) K
b) Y
c) L
d) Z
13. How should the letter "R" be pronounced when spoken on the radio telephone?
a) ROW ME OH
b) B.AR AH
c) C.ROA MA O
d) D.AR EE
16. How should the number "1" be pronounced when spoken on the radiotelephone?
a) OO-NO
b) OO-NAH-WUN
c) NUM-EV-WUN
d) NEW-MAL-WON
17. How should the number "3" be pronounced when spoken on the radiotelephone
a) TAY-RAH-TREE
b) BEES-SOH-THREE
c) NUM-ERL-THREE
d) TRIC-THREE
3.Our ship sailed the world ____the best crew from the Philippines.
Answer: With
5.The bridge deck surface was so _____that it took us more than a day to clean.
Answer: Rusty
8. This _____ the safest way or link going to the ships accommodation?
Answer: Gangway
10.When you see a vessel raise a flag J what will you do?
Answer: Keep clear because the ship is on fire
19. Unique:
Answer: Uncommon
20. Normal:
Answer: General
21. Future:
Answer: Will
22. Break
Answer: Wait
1. Which action should the GMDSS radio operator take in a distress situation when embarking in survival
craft?
a) Switch on EPIRB and SART immediately and leave on.
b) EPIRB and SART switched on manually prior to embarking; remain aboard vessel in distress.
c) Notify RCC (Rescue Coordination Center) through VHF DSC in portable equipment.
d) Communicate via Inmarsat-C from the survival craft.
2.What equipment is used to provide the means for locating a survival craft or mother ship in distress?
a) EPIRB
b) RDF
c) SART
d) EPIRB and SART
1) What can be defined as Radio Transmissions intended to facilitate the finding of a mobile unit in distress
of the location of survivors? (if this choices will appear the answer should be)
a) Alerting Signal a) Homing Signal
b) Radiowave propagation b) Distress Signal
c) Locating Signal c) Locating Signal
d) 0.44 second burst from the EPIRB d) Satellite Signal
2) When will the float-free Emergency Position Indicating Radio Beacon be activated after abandoning
ship?
Answer : Immediately after floating free
3) When should the emergency position indicating radio beacon be activated after abandoning the vessel?
a) Only when another vessel is in sight
b) Immediately switch-on manually or automatically when deployed into water.
c) It will automatically start to transmit when the EPIRB is out of the bracket and deployed into
water.
4) If a ships sinks, what device is designed to float free of the mother ship, is turned on automatically and
transmit a distress signal?
a) EPIRB on 121.5 MHz/243 MHz or 406.025 MHz.
b) EPIRB on 2182 kHz and 405.025 kHz.
c) Bridge-to-bridge transmitter on 2182 kHz.
d) Auto alarm keyer on any frequency.
6) What part of a satellite EPIRB may function as a visual aid to rescue vessels?
a) A 121.5 MHz emergency transmitter in a satellite EPIRB.
b) Strobe light.
c) 406 MHz signal from a satellite EPIRB.
d) Loud beeping tone emitted by the unit once activated.
7) Which of the following EPIRBs is most likely to be used to transmit a distress alert signal?
a) S-Band EPIRBs.
b) 406 MHz EPIRBs.
c) Class A EPIRBs.
d) 121.5/243 MHz EPIRBs.
10) Which equipment may not be utilized to provide locating signals in GMDSS?
a) SART’s signal from Float-Free transponder
b) 406 EPIRB
c) Loran C or GPS signal
d) Satellite or Float-Free EPIRB’s , 9 Ghz signal SART’s
13) Which communication functions must all vessels be capable of performing under GMDSS as defined by
international maritime organization?
a) Ship to ship alerting
b) Ship to shore alerting
c) Shore to Ship alerting
d) Distress alerting to and from vessels, search and rescue coordination, on-scene communication,
signals for locating, maritime safety information, general and bridge-to-bridge communications
17) What may be used as a homing signal by the search and rescue vessels in the immediate vicinity of the
ship in distress?
a) Flare gun.
b) Strobe Light.
c) A 121.5 MHz emergency transmitter in a satellite EPIRB.
d) 406 MHz signal from a satellite EPIRB.
22) All of the following are recognized distress signals under the Navigation Rules EXCEPT:
a) a green star signal
b) orange-colored smoke
c) red flares
d) the repeated raising and lowering of outstretched arms
23) An aircraft has indicated that he wants you to change course and follow him. You cannot comply
because of an emergency on board.What signal should you make?
a) Fire a red flare at night or a red smoke signal by day
b) Send the Morse signal "N“ by flashing light
c) Make a round turn (360 degrees) and resume course
d) Make an "S" turn (hard right then hard left) and resume course
24) At sea red rocket signals are seen. This is not reported by radio. You have to begin the distress alert
procedure via VHF with the term:
a) MAYDAY RECU
b) MAYDAY
c) MAYDAY RELAY
d) None of the above
25) Distress alert initiated for other than an appropriate test, by communications equipment intended for
alerting, when no distress situation actually exists.
a) False alarm
b) False alert
c) False Sequence
d) False Relay
***Updated by: 2/M T. Arriesgado
FEB. 09, 2018
25
26) Distress received from any source, including communications equipment intended for alerting, when no
distress situation actually exists, and a notification of distress should not have resulted.
a) False alert
b) False alarm
c) False Sequence
d) False Relay
27) During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from
a float. The smoke's color will be:
a) black
b) red
c) orange
d) yellow
28) How should signal flares be used after you have abandoned ship and are adrift in a liferaft?
a) Immediately use all the signals at once.
b) Use all the signals during the first night.
c) Employ a signal every hour after abandoning ship until they are gone.
d) Use them only when you are aware of a ship or plane in the area.
29) By day, the signal meaning, "This is the best place to land" is a:
a) vertical motion of a red flag
b) vertical motion of a white flag or the arms
c) white smoke signal
d) white star rocket
30) How is a distress priority message ordinarily initiated on board the vessel?
a) By dialing the correct code on the telephone remote unit.
b) By pressing one or more dedicated "distress key/s" on the equipment.
c) By contacting the CES operator, and announcing a distress condition is in existence.
d) By contacting the CES operator using the radiotelephone distress procedure "Mayday... etc.
31) What equipment is programmed to initiate transmission of distress alerts and calls to individual
stations?
a) Navtex.
b) GPS.
c) DSC controller.
d) Scanning Watch Receiver.
33) In all cases, the transmit frequency of a MF/HF console DSC distress alert:
a) Will go out first on 2187.5 kHz.
b) Will go out on 8 MHz and 2 MHz and one other DSC distress frequency.
c) It depends upon operator DSC Call set up entries.
d) None of the above.
34) What is the proper procedure to be followed upon receipt of a distress alert transmitted by use of Digital
Selective Calling techniques?
a) Set watch on the DSC alerting frequency in the band of frequencies the alert was received.
b) Set watch on the radiotelephone distress and safety frequency associated with the distress and
safety calling frequency on which the distress alert was received.
c) Set a continuous watch on VHF-FM Channel 13, 16 and DSC on Channel 70.
d) Ship stations equipped with narrow-band direct-printing equipment should respond to the
distress alert as soon as practicable by this means.
36) Equipment for radiotelephony use in survival craft stations under GMDSS must have what capability?
a) Operation on Ch-16.
b) Operation on 457.525 MHz.
c) Operation on 121.5 MHz.
d) Any one of these.
38) Which of the following has been designated for “On-scene” communications in GMDSS?
a) Ch-24
b) Ch-2182
c) Ch-70
d) Ch-16 on VHF radiotelephone and 2174.5 kHz using MF SITOR.
39) Which of the following channels is designated as the VHF follow-on communications channel and is
required in all portable survival craft equipment?
a) Ch-6
b) Ch-13
c) Ch-16
d) Ch-70
40) For “On-scene” communications, vessels in distress and SAR Aircraft should use?
a) VHF Ch-70, 4125 kHz J3E, 5680 kHz J3E
b) VHF Ch-16, 4125 kHz J3E, 3023 kHz J3E
c) VHF Ch-16, 4125 kHz F1B, 3023 kHz J3E
d) None of the above.
41) The phases of emergency at sea established for classifying incidents and determining the actions to be
taken are the following EXCEPT:
a) uncertainty phase
b) alert phase
c) distress phase
d) critical phase
42) When positive information is received that a ship or a person on board is in grave and imminent danger
and in need of immediate assistance, the emergency phase declared is:
a) uncertainty phase
b) alert phase
c) distress phase
d) critical phase
44) When there is apprehension regarding the safety of a ship or the persons on board or information has
been received indicating that the operational efficiency of a ship is impaired but not to the extent that a
distress situation is likely, the emergency phase declared is:
a) uncertainty phase
b) alert phase
c) distress phase
d) critical phase
1. Channel 70 for digital selective calling for Distress, Safety and Calling frequency operate at:
a) 158.526 MHz
b) 156.526 MHz
c) 157.526 MHz
d) 159.526 MHz
2. What is the channel used for distress call such as fire on board?.
a) Channel 16
b) Channel 70
c) Channel 13
d) Channel 69
3. What is priority will you use in sending your message by fax, if your ship in or fire?
a) Urgent
b) Safety
c) Distress
d) Emergency
4. Which statement concerning GMDSS distress alerts, such as fire on board is TRUE?
a) Information contained in a distress alerts includes the name and position of the
distressed vessel, and may include additional information such as nature of distress and
what kind of assistance that may be required.
b) Ship to shore distress alerts are used to alert other ships in port of navigational hazards.
c) Ship-to-ship distress alerts are used to alert other ships in the vicinity of navigational hazards and
bad weather.
d) The vessel nearest to the emergency must notify the Coast Guard before leaving the vicinity.
5. What is usually the first step for a GMDSS Radio Operator to take when initiating a distress priority
message, such as fire onboard, via INMARSAT?
a) By dialing the correct code on the telephone remote unit.
b) By pressing a "Distress Button" or "Distress Hot Key(s)" on the equipment.
c) By contacting the CES operator and announcing a distress condition is in existence.
d) By contacting the CES operator using the radiotelephone distress procedure "Mayday"... etc.
7. When will be the float-free Emergency Position Indicating Radio Beacon be activated after abandoning
ship due to fire onboard?
Answer : Immediately after floating free
8. You are approaching another vessel and see that she has a signal flag J hoisted. What should you do?
Answer :: Keep well clear of the vessel because she is on fire and has dangerous cargo onboard or
she is leaking dangerous cargo.
9. A vessel is on fire and require immediate assistance. The VHF call starts with:
a) MAYDAY (3x)
b) “MAYDAY” spoken 3 times
11. What is the spoken emergency signal for a distress signal over a VHF radio?
Answer : “MAYDAY” spoken 3 times
12. Which of the following channels and modes should be used when initiating a distress alert
transmission?
a) Ch-6 DSC.
b) Ch-6 Radiotelephony.
c) Ch-13 Radiotelephony and Ch-16 DSC.
d) Ch-70 DSC.
13. How is a distress message, such a fire onboard normally initiated through Inmarsat?
Answer : Pressing a distress key on the equipment
14. If your vessel is equipped with a SSB radio, what frequency would you use to initiate a distress call
such as fire onboard?
a) 2174.5 KHz
b) 2177.0 KHz
c) 2182.0 KHz
d) 2189.5 KHz
16. Which statement concerning Distress Alert such as fire on board is true?
Answer : A distress maybe use to alert other vessel and authorities in port
19. Which of the following watches must a compulsory vessel maintain when sailing in Sea Area A1?
a) A continuous DSC watch on 8414.5 kHz plus one other HF DSC frequency.
b) A continuous DSC watch on 2187.5 kHz.
c) A continuous DSC watch on Ch-16.
d) A continuous DSC watch on Ch-70.
20. Which of the following are the MF/HF DSC Distress watch frequencies
a) 2177.5, 4210.0, 6314.0, 8416.5 12579.0, 16806.5
b) 2182.0, 4125.0, 6215.0, 8291.0, 12290.0, 16420.0
c) 2187.5, 4207.5, 6312.0, 8414.5, 12577.0, 16804.5
d) 2174.5, 4177.5, 6268.0, 8376.5, 12520.0, 16695.0
21. What is the proper format for a distress follow on voice transmission? (3x is three times),
a) All Ships 3x this is Ship's Name/Call Sign 3x Mayday Position.
b) Mayday 3x this is Ship's Name/Call Sign 3x Distress category.
c) Both of the above.
d) None of the above.
5. What is a practical way to avoid harmful interference on an appreciately clear frequency before calling
CQ on CW or phone?
a) Send "QRL?" on CW, followed by your call sign; or, if using phone, ask if the frequency is in
use, followed by your call sign
b) Listen for 2 minutes before calling CQ
c) Send the letter "V" in Morse code several times and listen for a response or say "test" several
times and listen for a response
d) Send "QSY" on CW or if using phone, announce "the frequency is in use", then give your call
and listen for a response
8. Which of the following situations would normally use the Urgency priority?
a) Scenarios concerning the Safety of navigation or important meteorological warnings.
b) A crewmember over the side.
c) A serious medical situation involving a crewmember.
d) Both a and b
9. Which action is the most appropriate action for a GMDSS radio Operator to take in a distress situation
where immediate help is needed, but the vessel is not sinking nor needs to be abandoned?
a) Switch off EPIRB and SART manually.
b) Transmit distress call by HF/MF/VHF DSC or Inmarsat.
c) Notify the RCC (Rescue Coordination Center) through VHF FM on channel 13.
d) Transmit distress call by activating the radiotelegraph automatic alarm signal.
11. GMDSS vessels equipped for A2, A3 or A4 must maintain a continuous DSC watch on 2187.5 kHz.
a) Only in areas beyond Inmarsat coverage.
b) Only outside of areas covered by VHF-DSC.
c) When directed to do so by a cognizant rescue authority.
d) At all times when underway.
13. Which of the following situations would normally use the Urgency priority?
a) A crewmember over the side.
b) A serious medical situation involving a crewmember.
c) A cargo shift or weather situation considered to be of greater hazard than would justify a
SAFETY priority designation.
d) Answers b) and c).
15. As in the event of partial satellite equipment breakdown, On Scene communications are usually initiated
using what equipment?
a) EPIRB on 121.5 MHz
b) SART on 9 GHz
c) VHF on Ch-16
d) VHF on Ch-70
16. If a vessel is engaged in local trade and at no point in its voyage travels outside the range of a VHF
shore station with continuous DSC alerting then the vessel is operating in what area?
a) Sea area A1
b) Coastal and international zones
c) Inland and coastal waters
d) Sea areas A1 and A2
17. In partial breakdown, GMDSS-equipped ships will be required to perform which of the following
communications functions?
a) Distress alerting, MSI, SAR and on-scene communications & receipt of satellite alerts from other vessels.
b) SAR and on-scene communications, Bridge-to-Bridge and general radio communications, MSI and relay
of satellite alerts from other vessels.
c) Bridge-to-Bridge and general radio communications, RDF of EPIRB homing signals, Distress alerting
and MSI.
d) Transmit distress alerts, SAR and on-scene communications, MSI, Bridge-to-Bridge and general radio
communications.
***Updated by: 2/M T. Arriesgado
FEB. 09, 2018
35
18. Which of the frequency is allocated as the GMDSS Digital Selective Calling Frequency?
a) 157.525 KHz
b) 2182 KHz
c) 156.300 KHz
d) 156.525 MHz
19. In the event of breakdown, the following are required GMDSS functions for vessels?
a) Transmit and receive locating signals, general communications and SAR communications.
b) Transmit and receive general communications, transmit Distress Alerts by at least one means,
MSI.
c) Transmit and receive locating signals, send MSI to other ships via EGC, Bridge-to-Bridge
communications.
d) Transmit and receive SAR communications, transmit Distress Alerts by at least one means,
Bridge-to-Bridge communications.
20. In the event of partial breakdown of communication facilities. What action(s) should be taken when
abandoning ship?
a) Send a VHF-DSC Distress alert on Ch-16 before going to the boats.
b) Activate the EPIRB and leave it secured to the mounting bracket.
c) Take EPIRB, SART and SCT units to the survival craft and use as circumstances dictate.
d) Once in the survival craft – activate the EPIRB and send a VHF-DSC Distress alert on
Ch-16
21. In case of terrestrial communication breakdown, which of the following satellite systems is of particular
& dedicated importance to search and rescue missions under GMDSS?
a) COSPAS/SARSAT
b) Inmarsat
c) GPS
d) Iridium
22. In case of equipment breakdown, which piece of required GMDSS equipment is the primary source of
transmitting locating signals?
a) Radio Direction Finder (RDF).
b) Survival Craft Transceiver.
c) An EPIRB transmitting on 406 MHz.
d) A SART transmitting on 406 MHz
2. It is recommended that eye protection, gloves, etc. be worn when a person is carrying out maintenance
on batteries.
Answer : Eye protection, gloves, and “APRON”
3. The electrolyte in battery cells contains ______, it is sufficiently concentrated, particularly just after
charging to damages eyes, skin or clothes if split or splashed, immediate and prolonged application of
running water is recommended to minimize its effect:
Answer : sulfuric acid
4. There are two hazards associated with lead acid batteries that ship operators should be aware of:
Answer : risk of explosion and risk of chemical burns
6. During the chemical process in battery charging the highly explosive mixture produced during the
chemical process may form highly explosive mixture:
Answer : hydrogen-air mixture (caused explosion when exposed to naked flame, a lighted cigarette or
spark)
8. If vessel is at anchor or moored, the ships station may communicate station or limited stations maybe
permitted:
Answer : is permitted providing the lowest practicable transmitting power is used.
9. As a result of the chemical process occurring within the cells of battery during charging, what gas is
produced?
Answer : hydrogen
10. Ship station license authorize the use of radio equipment aboard vessels:
Answer : only aboard vessels at sea or on inland waters.
12. When measured directly above given point, solar radiation in the ionosphere is the greatest or maximum
during what time?
Answer : at Noon
13. When measured directly above given point, solar radiation in the ionosphere is lowest or lesser
minimum during what time?
Anwer : Sunrise or Night
14. When measured directly above given point, solar radiation in the ionosphere is minimum during
what time?
Answer: At Night
15. When topping up the battery cells of Lead Acid Battery, _______has to be used to avoid introducing any
extraneous chemicals into the electrolyte, which could block the chemistry of the charging/discharging
process.
Answer: Distilled Water
11.The MMSI number plan is used in all of the following in GMDSS except?
a) VHFDSC, MFDSC, HFDSC and radio telex
b) Inmarsat-C
c) Inmarsat and COSPAS/SARSAT EPIRBs
d) SART
12.What means are used to prevent the reception of unwanted broadcasts by vessels utilizing the NAVTEX
system?
a) Operating the receiver only during daytime hours.
b) Programming the receiver to reject unwanted broadcasts.
c) Coordinating reception with published broadcast schedules.
d) Automatic receiver de-sensitization during night hours.
16. Which of the following systems is least likely to be subject to fading or static interference?
a) HF SITOR.
b) Inmarsat.
c) MF-HF DSC Controller.
d) VHF ARQ
19. What statement is true regarding the additional equipment carriage requirement imposed for the survival
craft of vessels over 500 gross tons?
a) Additional carriage of two radio equipped lifeboats aft.
b) A second radar transponder is required.
c) Four additional portable VHF radios are required.
d) The ability to communicate in all modes with any shore station.
20. What is the term which refers to the supply of electrical energy required to supply radio installations on
every ship for the purpose of conducting distress and safety radio-communications in the event of failure
of the ship's main and emergency sources of electrical power?
a) Emergency power.
b) Reserve source of energy.
c) Ship's emergency diesel generator.
d) Ship's standby generator.
***Updated by: 2/M T. Arriesgado
FEB. 09, 2018
41
21. Which of the following is the primary frequency that is used exclusively for NAVTEX broadcasts
internationally?
a) 518 kHz
b) 2187.5 kHz
c) 4209.5 kHz
d) VHF channel 16 when the vessel is sailing in Sea Area A1, and 2187.5 kHz when in Sea Area
A2.
23. The transmission speed of a DSC call on the VHF band is…
a) 600 bauds
b) 1200 bauds
c) 1600 bauds
d) 2400 bauds
25. The NAVTEX message which ensures that the system is functioning normally is type?
a) A
b) B
c) Z
d) G
29. A Faraway SART indicated by a series of dots on the radar display is approximately
a) 5 nautical miles
b) 4 nautical miles
c) 3 nautical miles
d) 2 nautical miles
32. What is the global maritime distress and safety system (GMDSS)?
a) A new system to increase participation in ship reporting system
b) an automated ship-to-shore distress alerting system using satellite and advanced terrestrial
communications systems
c) A new system to transport more cargoes effectively
d) A new system to repel piracy attacks
33. Which communication functions must all vessels be capable of performing under GMDSS as defined by
international maritime organization?
a) Ship to ship alerting
b) Ship to shore alerting
c) Shore to Ship alerting
d) Distress alerting to and from vessels, search and rescue coordination, on-scene communication,
signals for locating, maritime safety information, general and bridge-to-bridge communications
35. The best way to test the MF-HF NBDP system is?
a) Make a radiotelephone call to a Coast Station.
b) Initiates an ARQ call to demonstrate that the transmitter and antenna are working.
c) Initiate an FEC call to demonstrate that the transmitter and antenna are working.
d) Initiate an ARQ call to a Coast Station and wait for the automatic exchange of answerbacks.
36. The type of batteries most commonly used on board ships as source of backup power is the?
a) lithium battery
b) acid battery
c) lead battery
d) rechargeable battery
37. What is proper procedure to be followed upon receipt of a distress alert transmitted by use a digital
selective calling techniques?
a) set watch on the radio telephone distress and safety frequency associated with distress and safety
calling frequency on which the DISTRESS alert was received
b) Send distress relay alert at once
c) Inform RCC immediately
d) Inform the Master of the vessel
38. When two 12-volt batteries with an individual capacity of 100 Ah are coupled in parallel, the result will
be a battery with a total voltage and capacity of?
a) 12-volt and 100 Ah respectively
b) 12-volt and 200 Ah respectively
c) 24-volt and 100 Ah respectively
d) 24-volt and 200 Ah respectively
39. When two 12-volt batteries with an individual capacity of 100 Amperes-hours (Ah) are coupled in
series, the result will be a battery with a total voltage and capacity of?
a) 12 volt and 100 ah respectively
b) 12 Volt and 200 Ah respectively
c) 24 volt and 100 ah respectively
d) 24 volt and 200 ah respectively
43. Repetition of a DSC Distress call is normally automatic if not acknowledged after a delay of:
a) 1 - 2 minutes.
b) 2- 5 minutes.
c) 3.5 - 4.5 minutes.
d) Not at all.
45. The frequency band used as uplink frequency from CES to the satellite is the:
a) 1525.0 - 1545.0 MHZ (1.5GHZ )
b) 6425.0 - 6443.0 MHZ ( 6GHZ )
c) 3600.0 - 3623.0 MHZ ( 4 GHZ )
d) 1626.5 - 1646.5 MHZ (1.6 GHZ)