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Questions and Answers

What does RX stand for?

  • Medical Prescription
  • Rescue
  • Receiver (correct)
  • Radio Telex

    • The initial report required from a ship entering a ship reporting system should generally be limited to all of the following EXCEPT:

  • Call sign (correct)
  • Ship's name
  • IMO identification number
  • MMSI number

    • How should you respond upon receipt of a DSC Distress alert?

  • Read the display screen and/or printout, silence the alarm, always call the Master to confirm the alert is real.
  • Silence the alarm, read the display screen and/or printout and listen for any follow-on transmissions. (correct)
  • Listen for any follow-on voice/TELEX transmission on the appropriate DSC frequency.
  • Silence the alarm, read the display screen and/or printout, only call the Master if the alert is within 500 nautical miles.

    • What is the term used for the backup electrical energy supply for radio installations on ships during distress communication?

    <p>Ship's emergency diesel generator</p> Signup and view all the answers

    According to SOLAS IV, which sea area provides continuous DSC alerting available from at least one VHF coastal station?

    <p>Sea Area A1</p> Signup and view all the answers

    Which international body must a Ship Reporting System adhere to its measures adopted?

    <p>IMO</p> Signup and view all the answers

    In radiowave propagation, what is the term that defines the distance between the tops of two waves?

    <p>Wavelength</p> Signup and view all the answers

    Who serves as the control station after using DSC to set up Routine RT communications between a ship and a coast station?

    <p>The coast station</p> Signup and view all the answers

    What is the maximum distance a SART can be indicated by a series of dots on a radar screen?

    <p>5 nautical miles</p> Signup and view all the answers

    What is the effect of temperature on the specific gravity of a lead acid battery?

    <p>Higher temperature results in a lower specific gravity reading.</p> Signup and view all the answers

    After sending a false Distress alert on MF, which action should you take to cancel it?

    <p>Make a voice announcement to cancel the alert on 2182.0 kHz</p> Signup and view all the answers

    What must a GMDSS-equipped vessel carry if operating within Ocean Area A1 and outside of NAVTEX coverage?

    <p>Equipment capable of maintaining a continuous DSC watch on 2187.5 kHz</p> Signup and view all the answers

    What should be done if a vessel must be abandoned due to distress?

    <p>Place the SART and EPIRB in the 'on' position and secure them to the survival craft.</p> Signup and view all the answers

    Which Radio Regulation Article refers to a radiocommunication service providing links between artificial satellites?

    <p>Inter-satellite service</p> Signup and view all the answers

    Where can the functional requirements for GMDSS compliant vessels be found?

    <p>In Schedule 3 of Marine Order 29 (Safety of Navigation and Radio equipment) 2016</p> Signup and view all the answers

    Which statement about radio log archival by the station licensee is false?

    <p>Retain for two years if there are no distress entries.</p> Signup and view all the answers

    Which statement is NOT true regarding the SART?

    <p>Operates in conjunction with a vessel's S-Band radar.</p> Signup and view all the answers

    What information does Message 1 in the DSC distress call include?

    <p>Single character indicating the type of communication preferred</p> Signup and view all the answers

    When operating in coastal waters (sea area A1), what must a GMDSS equipped vessel maintain?

    <p>A continuous DSC watch on VHF Channel 16</p> Signup and view all the answers

    What radar band does 9 GHz frequency belong to?

    <p>X-band</p> Signup and view all the answers

    According to SOLAS IV, what does an area excluding sea area A1 indicate?

    <p>Sea Area A3</p> Signup and view all the answers

    What is the fundamental principle for imposing radio silence?

    <p>To mitigate the risk of interference on a frequency used for emergency communications.</p> Signup and view all the answers

    Which reference should the GMDSS Radio Operator consult for proper equipment operation?

    <p>Manufacturer's operational manual</p> Signup and view all the answers

    Under what circumstance should a distress alert NOT be transmitted by a station on behalf of another vessel in distress?

    <p>When the Master of the mobile unit in distress decides otherwise.</p> Signup and view all the answers

    What is the proper term for a coast radio station that primarily handles chargeable ship-to-shore message traffic of a routine nature?

    <p>Public Correspondence Station</p> Signup and view all the answers

    Which of the following is NOT a provision for maintenance that a ship operating in area A-1 must have?

    <p>Shore maintenance</p> Signup and view all the answers

    When considering medical evacuations, what should be weighed for the benefits to both the person needing assistance and the rescued personnel?

    <p>Against the inherent dangers of such operations.</p> Signup and view all the answers

    Which code signifies 'I need a Doctor, I have radiation casualties' as per the International Code of Signals, Chapter 3?

    <p>AN 2</p> Signup and view all the answers

    What is the suitable antenna type for a ship's VHF radio?

    <p>Whip antenna</p> Signup and view all the answers

    What is a requirement imposed for the survival craft of vessels over 500 gross tons?

    <p>Four additional portable VHF radios are required.</p> Signup and view all the answers

    How does a SART signal appear on a RADAR screen?

    <p>As an intermittent line with distinct patterns</p> Signup and view all the answers

    Which of the following statements about Routine DSC Alerts and the frequency 2187.5 KHz is correct?

    <p>Routine DSC Alerts can be made at all times on 2187.5 KHz.</p> Signup and view all the answers

    What is the requirement for ship station MMSI numbers?

    <p>All ship station MMSI must start with a single zero and include the MID.</p> Signup and view all the answers

    Which statement best describes amplitude modulation?

    <p>The amplitude of the carrier is modified, maintaining only a single frequency.</p> Signup and view all the answers

    What is the most effective method to test the Inmarsat-C terminal?

    <p>Compose and send a brief message to your own Inmarsat C terminal.</p> Signup and view all the answers

    Under which International convention was the Automatic Identification System (AIS) introduced?

    <p>SOLAS</p> Signup and view all the answers

    Which of the following is an obligatory requirement for GMDSS?

    <p>SOLAS Convention ships of 300 gross tonnage or more</p> Signup and view all the answers

    What emergency phase is declared when a ship or a person on board is in grave and imminent danger?

    <p>Distress phase</p> Signup and view all the answers

    Which statement concerning homing signals in the GMDSS is FALSE?

    <p>A GPS receiver can detect a homing signal.</p> Signup and view all the answers

    What is the VHF DSC channel used for both distress alerting and calling for public correspondence?

    <p>Channel 70</p> Signup and view all the answers

    What must be demonstrated during an annual GMDSS station inspection?

    <p>All required documents and publications might have to be produced.</p> Signup and view all the answers

    How can a SART's effective range be maximized?

    <p>The SART should be mounted horizontally for better signal matching.</p> Signup and view all the answers

    What type of weather-related information is typically received by the master through Inmarsat-C or NAVTEX?

    <p>Weather advisory</p> Signup and view all the answers

    Which of the following tasks is a required function of GMDSS?

    <p>Bridge-to-Bridge communications, reception of weather map facsimile broadcasts, SAR communications</p> Signup and view all the answers

    What NAVAREA covers Philippine waters in the international NAVTEX System?

    <p>XI</p> Signup and view all the answers

    How is trading at GMDSS Sea Area A3 best described?

    <p>An area reliant on satellite communication</p> Signup and view all the answers

    What is the correct term for required GMDSS operations involving emergency communications?

    <p>Distress and safety communications</p> Signup and view all the answers

    Study Notes

    GOC Competence 1

    • SAR Standby Time: 96 hours
    • Sea Area A2 Watchkeeping Frequencies: 2182.0 kHz, 2187.5 kHz, 2174.5 kHz, 2738.0 kHz
    • Vessel Called, Identity Unknown: Wait two minutes, then reply: "Station calling JERINEB, repeat your call."
    • Ship Reporting System Adoption Criteria: To increase the safety and efficiency of marine environment and navigation; to ensure protection of the seafarer's right
    • SOLAS Chapter IV Regulation for Radio Incidents: Regulation 16

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