GMDSS Study Guide

43F4 Which of the following is normally part of 406 MHz satellite EPIRBs?A. A strobe light, automatic float-free bracket, 1-watt 406-MHz alert beacon.B. A 5-watt 406-MHz alert beacon, Automatic Hydrostatic Release (ARM), strobe light.C. Automatic float-free bracket, 5-watt 121.5 MHz homing beacon, strobe light.D. Automatic Hydrostatic Release (ARM), 1-watt 121.5 MHz alerting beacon, strobe light.

B

43F5 Which of the following statements concerning EPIRBs is FALSE?A. The COSPAS-SARSAT system may take a full hour or more to provide an alert.B. The Inmarsat system provides worldwide coverage for Distress alerts.C. The GOES weather satellites are in a geostationary orbit.D. 406 MHz EPIRB units may be equipped with GPS receivers.

B

44F1 Which of the following would best be used for visual detection of a distressed vessel?A. A 9-GHz SART's beacon.B. An EPIRB's strobe light.C. A 121.5-MHz EPIRB beacon.D. A 406-MHz EPIRB beacon.

B

46F3 Which of the following frequencies have been designated for "On-scene" communications in the Global Maritime Distress and Safety System?A. VHF Ch-22B. VHF Ch-16 and SITOR (NBDP) on 2174.5 kHz.C. HF radiotelephone on 21.820 MHz.D. SITOR (NBDP) on 2177.0 kHz and VHF Ch-16.

B

49G6 The effectiveness of VHF communications is maximized by:A. The adjustment of squelch for maximum receiver sensitivity, setting transmitter power to 1W & selecting an appropriate channel.B. Appropriate setting of the transmitter power, selecting an appropriate channel & adjustment of squelch for maximum receiver sensitivity.C. Selecting an appropriate channel, adjustment of squelch for minimum receiver sensitivity & setting transmitter power to 1W.D. Selecting an appropriate channel, adjustment of squelch for minimum receiver sensitivity, setting transmitter power to 25W.

B

51H4 Which of these cannot happen when a paper model NAVTEX receiver runs out of paper?A. The unit is unable to print messages and all subsequent MSI broadcasts may be missed until the paper is replaced.B. The system will automatically change from receiving MSI by NAVTEX to receiving it by SafetyNETTM so that no messages will be lost.C. It may give off either an audible and/or visual alarm.D. MSI messages may be missed because the unit cannot print them out.

B

55H5 To receive all mandatory MSI using the SafetyNETTM system the vessel must:A. Notify the NAVAREA coordinator you are using SafetyNETTM for the receipt of MSI (Maritime Safety Information).B. Log-in and ensure the position is accurate to receive MSI for the NAVAREA the vessel is currently within.C. Set the receiver to your destination Inmarsat Ocean Region.D. Notify the NAVAREA coordinator you are using SafetyNETTM for the receipt of MSI (Maritime Safety Information) and set the receiver to your destination Ocean Region.55H5 To receive all mandatory MSI using the SafetyNETTM system the vessel must:A. Notify the NAVAREA coordinator you are using SafetyNETTM for the receipt of MSI (Maritime Safety Information).B. Log-in and ensure the position is accurate to receive MSI for the NAVAREA the vessel is currently within.C. Set the receiver to your destination Inmarsat Ocean Region.D. Notify the NAVAREA coordinator you a

B

57H6 How many frequencies are assigned specifically for HF MSI broadcasts?A. 6B. 8C. 5D. 7

B

59I4 What is the importance of a successful log in indication, after power-up, on an Inmarsat-C terminal?A. The antenna Azimuth and Elevation controls are correctly adjusted.B. The terminal is enabled for routine incoming and outbound traffic.C. The receiver gain is properly adjusted for maximum signal.D. Unscheduled EGC MSI messages can no longer be received.

B

59I5 On an Inmarsat-C system, what is the importance of a successful "SYNC" indication after power up?A. The system is not yet locked on to the NCS signal until a log-in command is performed.B. Sufficient signal strength on the NCS common channel is being received.C. There is company telex traffic being received on the NCS common channel.D. The NCS has confirmed log-in status is on so routine traffic can be sent and received

B

5A2 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.

B

68I1 Which Inmarsat Earth stations would be available for Inmarsat-C traffic if the vessel is off the Pacific Coast of the United States but logged-in to the AOR-W satellite?A. EIK (Norway), Beijing (P.R.C.), Burum (Netherlands)B. Southbury (USA), Burum (Netherlands), or EIK (Norway).C. Santa Paula (USA), Hai Phong (Vietnam), Yamaguchi (Japan).D. Beijing (PRC), Fucino (Italy), Nudol (Russia).

B

69I2 A vessel is tracking the AOR-E satellite. To initiate an operator assisted F77 ship-to-shore telephone contact to a shoreside party in the U.S.A., # 202-456-7890, through a European Earth Station, a valid Inmarsat operations/dialing sequence would be?A. Select LES: 001# then dial 1112024567890B. Select LES: 012# then dial 1112024567890#C. Select LES: 001# then dial 0012024567890#D. Select LES: 001+ then dial 202 4567890

B

69I6 Which of the following is a correct dialing sequence for a F77 vessel tracking the AOR-W satellite to make a voice call to an Iridium terminal via Yamaguchi (Japan)?A. 001# 00881623456789#B. 003# 00881623456789#C. 003# 11870767588992#D. 001# 00870987654321#

B

70I3 How would a shoreside party dial an Iridium terminal on a ship?A. Dial the Inmarsat satellite gateway and then 881612345678.B. Dial the national exit code and then 881612345678C. Dial the national exit code and then 870766891244#D. Dial the Iridium national access code and then 881612345678#

B

71I4 Which of the following is a correctly formatted Inmarsat-C address book entry for sending TELEX communications to a vessel in the IOR?A. 853446323865B. 583446976519C. 582446323862D. 870446976519

B

73I2 Which of the following is a correctly formatted Inmarsat-C address book entry for sending communications to a fax machine number 516-229-4339 in Long Beach, CA, U.S.?A. 015162294339#B. 15162294339C. 015162294339D. 1 516-229-4339

B

75I4 What is the best way to use Iridium to alert an RCC of a Distress and then follow-up with voice SAR communications?A. Using the combo Alert/voice feature and then dial the telephone number of the RCC.B. Using the combo Alert/Voice feature. The terminal will initiate a Distress voice call to the RCC,C. It is necessary to wait until the RCC receives the Alert requesting they initiate a voice call to the vessel.D. First use the Alert feature and then wait for the RCC to call back to the vessel.

B

76I1 What action would be the swiftest and most certain way to notify a RCC of a Distress situation aboard your vessel?A. Compose a detailed Distress message and send it to the closest LES to optimize the SAR response.B. Confirm the information in the Distress Alert Message setup menu is correct and use the "hot-key" or Distress Message Generator function on your satellite terminal.C. Press all of the "hot keys" available in the GMDSS console to ensure the RCC is notified.D. Send a multi-frequency DSC alert to ensure the RCC is notified regardless of Ionospheric propagation conditions.

B

77I2 What can be defined as the service that allows terrestrial information providers to send general information messages to pre-defined groups of subscribers?A. SafetyNETTMB. FleetNETTMC. COSPAS-SARSATD. InfoNETTM

B

78I3 What would cause an FBB antenna to lose constant lock on the satellite?A. An indication on a meter or on the display terminal of lowered transmit power.B. Loss of the internal antenna pitch/roll sensors (IMS).C. An indication of a very high antenna elevation on the display terminal screen.D. An indication that the antenna has reached its maximum travel in one direction.

B

79I5 A vessel is experiencing problems tracking the satellite in an Inmarsat-C SES while at sea. The problem is least likely caused by?A. Extremely heavy rain/snowstorms.B. Local RF interference by in-port cell phone or other radio systems.C. Shadowing caused by an obstacle, such as a mast, between the SES antenna and the satellite.D. The vessel is on the fringe of the coverage area of the satellite.

B

80J1 Which modes could be selected to receive vessel traffic lists from high seas coast radio stations:A. AM and VHF-FMB. SSB and FECC. ARQ and FECD. VHF-FM and SSB

B

9B6 What is the emission designation for VHF-FM? A. F3C B. F3E C. J2B D. H3E

B

69I5 If you are tracking the AOR-W satellite and wish to communicate by F77 voice using LES Southbury with another ship tracking the AOR-E satellite what is the proper procedure?A. Select LES: 001# then dial 00870763972310#B. Select LES: 004# then dial 11582430315036#C. Select LES: 001# then dial 00851636824323#D. Select LES: 003# then dial 00581430326430#

A

71I3 Which of the following is a correctly formatted Inmarsat-C address book entry for sending TELEX communications to a vessel in the POR?A. 582436559121B. 870436559121C. 582436559121+D. 583436559121+

A

73I1 Which of the following are correctly formatted Inmarsat-C address book entries for sending communications to an F77 with a fax machine in the AOR-W?A. 870768790319B. 8704336837925C. 584768790319D. 1 870 768790319

A

74I2 To send message traffic to an Internet address using an Inmarsat- C terminal -- what action would be required?A. Select the recipient using the e-mail code from the address book (or manually select the code.)B. Insert the Internet address into the correct field when creating the message file.C. Select the recipient using the e-mail code into the DNID/ENID setup e-mail function.D. Insert the Internet address into the correct field of the System setup e-mail function.

A

76I4 What is your vessel's obligation upon receipt of a Distress priority EGC message requesting that vessels report in response to a SAR situation?A. Silence the alarm, notify the master and send a message to the RCC with your vessel's position and capabilities.B. Read the Distress EGC message and if the situation is too far away no response is required.C. Read the Distress EGC message and await instructions from the RCC as how to proceed to the distress.D. Silence the alarm, notify the Master and await instructions from the RCC as to whether your vessel is requisitioned or released from participation in SAR activity.

A

10B3 How many sidebands are present in the J3E mode? A. Two sidebands and a carrier. B. One upper sideband. C. One lower sideband. D. Two carriers and one sideband.

B

14C3 What publications should the GMDSS Radio Operator consult to review the proper procedures to be followed in Distress situations under GMDSS? A. The manufacturer's technical manuals. B. 47 CFR Part 80 Subpart W. C. The manufacturer's operator manuals. D. 47 CFR Part 90 Subpart V.

B

19C4 Proper watchkeeping includes the following:A. Monitoring all required frequencies in the proper mode, setting the DSC scanner to 2 MHz, 4 MHZ and 8 MHz for ships in the vicinity, notifying the Master of any Distress alerts.B. After silencing an alarm all displays and/or printouts are read, monitoring all required frequencies in the proper mode, notifying the Master of any Distress alerts.C. Notifying the Master of any Distress alerts, setting the DSC scanner to 2 MHz, 4 MHZ and 8 MHz for ships in the vicinity, monitoring all required frequencies in the proper mode.D. Setting the DSC scanner only to the mandatory 2 MHz & 8 MHz, maintain continuous watch on 2182.0 kHz or 4125.0 kHz, notify the Master of any Distress traffic heard.

B

19C5 Proper watchkeeping includes the following:A. Understanding normal operational indicators, setting the DSC scanner frequencies to minimize alarms, maintaining a proper log.B. Maintaining a proper GMDSS radio station log, understanding normal operational indicators, responding to and comprehending alarms.C. Responding to and comprehending alarms, logging out of Inmarsat-C terminals while at sea, maintaining a proper GMDSS radio station log.D. Maintaining a proper GMDSS radio station log, setting the DSC scanner frequencies to minimize alarms, logging out of Inmarsat-C terminals while at sea.

B

20C1 Which of the following statements meets requirements for 47 CFR 80 Subpart-W? A. GMDSS Radio Logs may not be retained aboard compulsory vessels in an electronic file (e.g., word processing) format. B. GMDSS Radio Logs must contain entries of all Distress and Urgency communications affecting your own ship. C. GMDSS Radio Logs must be retained aboard compulsory vessels for a period of at least 90 days in their original form. D. Entries in the GMDSS Radio Log are only required for communications within the vessel's intended Sea Area of operation.

B

78I4 What maintenance function may the holder of a GMDSS Radio Operator license perform, or supervise the performance of, on an Inmarsat-C SES?A. Adjust the station's EIRP (power output) for improved signal levels.B. Enter Azimuth and Elevation values correctly so the Inmarsat-C SES can find the NCS CC.C. Remove stack deposits and other debris from the antenna to prevent degraded performance.D. Adjust a reference oscillator or synthesizer to tune the unit to the NCS CC.

C

78I5 What maintenance function may the holder of a GMDSS Radio Operator license perform, or supervise the performance of, on an Inmarsat-C SES?A. Painting the antenna dome.B. Adjust the station's EIRP.C. Adjust any front panel controls.D. Adjust a reference oscillator or synthesizer.

C

7B1 What is the frequency range for Medium Frequency? A. 10-30 MHz B. 1,000-10,000 kHz C. 300-3,000 kHz D. 30-300 kHz

C

13C5 During an annual GMDSS station inspection: A. All required documents and publications might have to be produced and GMDSS operators may be required to demonstrate equipment competencies. B. Licensed GMDSS operators may not be required to demonstrate equipment competencies but all required equipment must be fully operational. C. All required equipment must be fully operational and any required publications that are not current must be on order. D. GMDSS operators may be required to demonstrate equipment competencies and any of required equipment that is not fully operational can be repaired at the next port of call as long as there is functional duplication.

A

14C2 Where can GMDSS regulations pertaining specifically to U.S.-flag vessels be found? A. These are located in 47 CFR Part 80. B. These are located in CCIR #476. C. These are located in FCC Part 83. D. These are published only by the U.S. Coast Guard.

A

20C4 How long must the radio log be retained on board before sending it to the shoreside licensee?A. At least 30 days after the last entry.B. At least one year after the last entry.C. At least two years after the last entry.D. At least 90 days after the last entry.

A

47F3 Which statement is FALSE regarding the COSPAS-SARSAT system?A. The position of the EPRIB is always transmitted in the outgoing transmission (unless the unit is a GPIRB).B. Signals received by low altitude, near-polar orbiting satellites are relayed to a ground receiving station (LUT).C. Doppler shift is used to locate the position of the EPIRB.D. EPIRBs are satellite beacons used as alerting & homing devices.

A

49G5 Describing VHF transmissions as "line of sight" does NOT mean:A. VHF communications are effective only with nearby stations within visual range of the bridge.B. Vessel antenna height will not affect the radius of propagation.C. The normal transmission range to a coast station is approximately is 10 NM.D. Coast station antenna height has no effect on the radius of transmission.

A

4A6 Which of 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.

A

53H1 The NAVTEX message header contains the following?A. The first letter (from A to Z) indicates the NAVTEX transmitting station.B. A two-digit number (01-99) indicates the NAVTEX message category.C. Message numbers include a date/time group, along with the transmitting station's numerical ID.D. None of these answers is correct.

A

57H1 Which HF SITOR (NBDP) mode would be selected to receive MSI broadcasts from high seas shore stations?A. FECB. AMC. RTTYD. ARQ

A

57H5 Which frequency/mode is authorized for use internationally for Maritime Safety Information transmissions?A. 4209.5 kHz using FEC modeB. 4209.5 kHz using ARQ modeC. 4125.0 kHz using simplex modeD. 4125.0 kHz using FEC mode

A

58H2 Which sequence is associated with the 5 new Arctic Ocean NAVAREAs?A. NAVAREA XVIII, NAVAREA XX, NAVAREA XXIB. NAVAREA III, NAVAREA VII, NAVAREA XVC. NAVAREA IV, NAVAREA XII, NAVAREA XD. NAVAREA XII, NAVAREA X, NAVAREA XI

A

62I2 What is the primary function of a LES? A. To provide direct communications between the Inmarsat station placing a call and the station receiving the call. B. To monitor and control communications through the Inmarsat satellite for which it is responsible. C. To provide multi-mode communications between the Inmarsat station placing a call and the coast radio station that will deliver it. D. To determine which satellite is best suited to provide communications between the Inmarsat station placing a call and the station receiving the call.

A

63I3 The Iridium terminal typically displays what status indicators?A. Power, GPS, signal strength, data and handset port conditions.B. Power, GPS, signal strength and satellite tracking azimuth and elevation.C. GPS satellites overhead, conditions of data and handset ports and data throughput.D. Geo-stationary satellite status, signal strength and data and handset port conditions.63I3 The Iridium terminal typically displays what status indicators?A. Power, GPS, signal strength, data and handset port conditions.B. Power, GPS, signal strength and satellite tracking azimuth and elevation.C. GPS satellites overhead, conditions of data and handset ports and data throughput.D. Geo-stationary satellite status, signal strength and data and handset port conditions.

A

64I4 What features in a Maritime Safety Terminal (MST) are required for FBB units to meet GMDSS requirements?A. Distress Alert button, keyboard and either printer or dedicated display/memory..B. Printer, keyboard and 505 Distress menus on the keypad.C. Printer, Distress Alert button and dedicated EGC receiver.D. FBB units do not require Maritime Safety terminals to be compliant.

A

65I5 With an Inmarsat-C LES, how are messages routed to receiving stations?A. All messages are forwarded via a store and forward network.B. Direct connections are made to the receiving stations via gateways.C. Intermediary stations are used to connect the sending station with the receiving station in a real-time mode.D. Messages are stored until the network is polled by the receiving station.

A

68I6 Which Inmarsat Earth Stations could a vessel utilize for Inmarsat-C traffic if operating on a voyage from Diego Garcia to the Persian Gulf and synched to the IOR satellite?A. Southbury (USA), Burum (Netherlands), Eik (Norway).B. Santa Paula (USA), Fucino (Italy) or Eik (Norway).C. Southbury (USA), Santa Paula (USA) or Fucino (Italy).D. Southbury, (USA), Fucino (Italy) or Beijing (P.R.C.).

A

77I1 Upon receipt of SafetyNETTM messages of the Distress or Urgency category on the ship's EGC receiver, what action is required by the GMDSS Radio Operator?A. Manually reset the alarm.B. No immediate action is required as an audible tone will be generated at the beginning and end of the transmission and a paper printout of the message will be generated.C. No immediate action is required by the operator since the transmission will be automatically acknowledged by the receiving vessel.D. A periodic alarm tone will be heard until the radio operator prints the message from the unit's memory.

A

78I2 A vessel, before transiting the Panama Canal, on a voyage from Hawaii to Florida, loses the ability to communicate via Inmarsat-C. The most likely cause is:A. The vessel has sailed beyond the coverage area of the Pacific satellite.B. The vessel has sailed beyond the coverage area of the Santa Paula Land Earth Station.C. The vessel has sailed beyond the coverage area of the Western Atlantic satellite.D. The satellite orbit is beyond the usable range of the SES.

A

9B5 Which statement best describes frequency modulation? A. The information signal changes the radio carrier frequency but the amplitude remains constant. B. Both the amplitude and frequency are changed by the modulating signal. C. Frequency modulation is subject to interference by atmospheric noise. D. High level mixing of the final amplifier signal and the information signal.

A

5A6 What is the equipment carriage requirement for survival craft under GMDSS? A. At least three SCT units and two SARTs on every cargo ship between 300-500 gross tons and the same on all passenger ships regardless of tonnage. B. At least three SCT units and two SARTs on every passenger ship and cargo ships of 500 gross tons and upwards. C. At least two radar transponders must be carried on every cargo ship of 300-500 gross tons and two radar transponders (one for each side) of every passenger ship regardless of tonnage. D. All cargo vessels above 300 gross tons and every passenger ship regardless of tonnage must carry three SCT units and two SARTs.

B

65I2 What is the average length of time required for a TELEX sent by Inmarsat-C to be delivered to the addressee?A. All Inmarsat-C communications are made with real-time connectivity so there is no delay in message delivery.B. The average delivery time for a message sent by Inmarsat-C is about 10 minutes.C. Date/time notification of delivery is possible only through Inmarsat-FBB.D. The average delivery time for a TELEX sent by Inmarsat-C is about 10 minutes, but fax and data messages sent by Inmarsat-C require about 30 minutes for delivery.

B

66I3 How are Inmarsat-C LESs selected by the operator?A. The operator can program the terminal for their preferred default LES codes for Distress and routine communications.B. The NCS for each ocean region downloads the current LES codes into the terminal.C. The NCS selects the optimum LES code for both Routine and Distress communication.D. The LES codes can be selected for routine communications but the NCS chooses the best LES for Distress Alerts.

B

67I4 When Inmarsat-FBB and Inmarsat-C terminals are compared:A. Inmarsat-C antennas are smaller, with active parabolic antennas but no rewind capability.B. Inmarsat-C antennas are smaller, with passive non-parabolic antennas but no rewind capability.C. Inmarsat-FBB antennas are larger, with passive non-parabolic antennas that require rewind capability.D. Inmarsat-FBB antennas are larger, with stationary parabolic antennas but no rewind capability.

B

67I5 Which statement concerning Inmarsat-FBB and Inmarsat-C terminals is correct?A. Both Inmarsat-FBB and Inmarsat-C units are subject to shadowing effects due to their omni-directional antennas.B. Both Inmarsat-FBB and Inmarsat-C units are subject to shadowing effects, but Inmarsat-FBB units have directional antennas.C. Both Inmarsat-FBB and Inmarsat-C units are subject to shadowing effects, but Inmarsat-C units have directional antennas.D. Both Inmarsat-FBB and Inmarsat-C units are subject to shadowing effects, due to their directional antennas.

B

10B4 What is the signal transmitted in H3E mode? A. Two sidebands, upper and lower. B. A reduced carrier and the lower sideband. C. A full carrier and the upper sideband. D. A full carrier and both upper and lower sidebands.

C

14C4 Which of the following documents or publications are required by the FCC for GMDSS vessels on international voyages (other than the Great Lakes)? A. IMO master plan of shore-based facilities (or substitute), station logs, appropriate operator licenses, Inmarsat handbook for GMDSS. B. NGA Pub. 117 (or substitute), station logs, appropriate operator licenses, IAMSAR manual volume III. C. Part 80 FCC rules, station logs, station licenses, ITU publications, ITU manual for Maritime Mobile stations. D. Part 80 FCC rules, station logs, station licenses, ITU publications, IMO manual for Maritime Mobile stations.

C

43F1 What features may be found on GMDSS satellite EPIRB units?A. Strobe light, Distress homing transmission on 406 MHz, float-free release bracket.B. Emergency transmission on 406 MHz, hydrostatic release, AIS homing frequency.C. Float-free release bracket, strobe light & Distress alert transmission on 406 MHz.D. Hydrostatic release, Distress alert transmission on 121.5 MHz, strobe light.

C

46F4 Which of the following frequencies has NOT been designated for GMDSS "On-scene" or SAR communications?A. VHF Ch-16B. MF radiotelephony on 2182.0 kHzC. SITOR (NBDP) on 2182.0 kHzD. HF radiotelephony on 4125.0 kHz

C

47F6 Which statement is FALSE regarding the COSPAS-SARSAT system and EPIRB operations?A. The EPIRB's position is calculated by the satellite or LUT and later passed to the MCC.B. The EPIRB transmits a unique Hex I.D. and vessel position that may be passed to the RCC.C. The EPIRB's position and Hex I.D. is passed instantaneously to the RCC.D. The EPIRB transmits a unique Hex I.D. that is passed to the RCC if it cannot be determined by the MCC to be inadvertent

C

56H2 How is a MSI (Maritime Safety Information) broadcast received by an Inmarsat-C SES that is engaged in communications?A. The broadcast message is missed and the Radio Operator must request a retransmission.B. The broadcast message is stored in the EGC memory and will automatically be printed at the conclusion of the ongoing traffic.C. There is no loss of information since broadcasts of "vital" messages will be repeated.D. The radio operator can request retransmission of messages missing from numeric serial number succession.

C

5A3 Vessels operating in which sea area(s) are required to carry either Inmarsat or HF equipment or a combination thereof under GMDSS? A. All sea areas B. A4 C. A3 D. A15A3 Vessels operating in which sea area(s) are required to carry either Inmarsat or HF equipment or a combination thereof under GMDSS? A. All sea areas B. A4 C. A3 D. A1

C

62I5 What factors bear on the choice of NCS on an Inmarsat terminal?A. NAVAREA weather patterns, shore-ship routine communications, signal strength.B. Best email provider, preventing interference in port, Distress SAR choices.C. Signal strength, Distress SAR choices, choice of MSI NAVAREAS.D. Minimize overlapping footprint coverage, reduce ship-ship message costs, receive BALD warnings.

C

63I1 Iridium satellites are in what sort of orbits?A. 4 satellites in near polar orbit to provide true global coverage.B. 66 satellites in geo-stationary orbit to provide true global coverage.C. 66 satellites in near polar orbit to provide true global coverage.D. 6 geo-stationary satellites providing coverage between 70N & 70S degrees latitude

C

63I6 What is the primary purpose of an Iridium LES?A. The LES is required for ship-ship Inmarsat communications, ship-shore communications are handled by terrestrial Coast Radio Stations.B. The LES monitors all operations of the satellite and assigns channels and frequencies to the vessel.C. The LES makes the satellite connection between the vessel and the requested shore destination.D. The LES is dedicated only to processing all vessel Distress priority calls.

C

64I2 Inmarsat FBB coverage is provided by?A. 66 satellites in near-polar orbits.B. The same four satellites that provide Inmarsat-C coverage.C. There are four footprints not all of which are identical to Inmarsat-C coverage.D. 6 geo-stationary satellites to provide coverage in all navigable waters.

C

67I1 Which statement concerning Inmarsat-FBB and Inmarsat-C terminals is correct?A. Both Inmarsat-FBB and Inmarsat-C units are capable of fax and voice communications.B. Inmarsat-FBB units are not capable of data communications, but Inmarsat-C units are capable of data communications.C. Both Inmarsat-FBB and Inmarsat-C units can send data as well as send messages to fax machines.D. None of these answers is correct.

C

69I3 To request medical assistance from Inmarsat via voice what would be the correct procedure?A. Enter 36# and then the phone number for the Inmarsat medical advisory system.B. Enter 32# and then the phone number for the Inmarsat medical advisory system.C. Enter 32# to request the Inmarsat medical advisory system.D. Enter 32+ to request the Inmarsat medical advisory system.

C

6A4 What statement is correct regarding the maintenance requirements for A3 ships under GMDSS?A. If the vessel selects at-sea maintenance no additional parts and spares are required.B. On-board maintenance provided by a person holding a GMDSS Maintainer's license will fully meet the requirements.C. Redundancy of functions of certain equipment and on-board maintenance provided by a person holding a GMDSS Maintainer's license will partially meet this requirement.D. Shoreside maintenance and scheduled tests and inspections will not partially meet this requirement

C

70I5 What entry would you make on an Iridium terminal to make a telephone call to another Iridium terminal?A. 00870765439082B. 00230882419#C. 00881648769345D. 8821675902419

C

71I1 From an Inmarsat-C terminal, which of the following are correctly formatted address for sending TELEX messages to two Inmarsat-C terminals on vessels in the AOR-W?A. 870766719020 first and 870436671929 second.B. 584436671929 first and 584766719020 second.C. 584466719020 first and 584436671929 second.D. 58176671920 first and 58146671929 second.

C

74I4 Which of the following is NOT correct with regard to Inmarsat-C e-mail?A. It is possible to send e-mail messages from your ship's Inmarsat-C terminal to any e-mail address in the world.B. To receive e-mails from shore, your ship's e-mail address must be registered with an Inmarsat C Land Earth Station Service Provider.C. An additional hardware upgrade is required to enable your ship's Inmarsat-C terminal to send and receive e-mails.D. Not all land earth station service providers support e-mail service.

C

75I6 If an Inmarsat Distress Alert Setup menu contains an incorrect or unavailable LES code what happens to the Distress Alert transmission?A. The NCS updates the LES codes in the Distress Alert Setup menu as the vessel moves from ocean region to ocean region to ensure this does not happen.B. The NCS will send a Distress Alert Setup incorrect LES code alarm so the alert can be corrected and re-transmitted.C. The NCS will step in and route the Distress Alert transmission to an RCC.D. If the LES code is incorrect then the Distress Alert transmission is not detected by any RCC.

C

77I3 What additional equipment provides the maximum availability for receiving SafetyNETTM broadcasts when the associated Inmarsat-C SES is engaged in communications?A. An integrated EGC receiver with the existing Inmarsat-C equipment.B. HF SSB can be used to receive voice MSI broadcasts.C. A separate EGC receiver.D. Automatic switching between Inmarsat-C and EGC functions

C

14C6 Which of the following references should be consulted to identify the name of a vessel based on its Maritime Mobile Service Identity? A. ITU list of Coast Stations. B. ITU List of Radio-determination and Ship Stations. C. ITU Master Plan of Shore-Based Facilities. D. ITU List of Ship Stations and Maritime Mobile Service Identity Assignments.

D

42F1 Which is not a function of a satellite under COSPAS-SARSAT using satellite EPIRBs?A. Relayed satellite message includes the EPIRB ID number which provides a reference for retrieval of vessel information from the shore database.B. Doppler shift of EPIRB signal is measured and the EPIRB's position is calculated.C. Information received from EPIRBs is time-tagged and transmitted to any Local User Terminal in the satellite's view.D. After the EPIRB's position is calculated using the Doppler shift COSPAS-SARSAT satellites provide follow-on SAR communications.

D

47F2 Which of these would be vital to a GMDSS SAR situation in polar regions?A. GOES satellites to receive Distress Alerts and HF Voice for follow-on and SAR activity.B. GOES satellites to receive Distress Alerts and Inmarsat Voice for follow-on and SAR activity.C. Inmarsat satellites to receive Distress Alerts and HF Voice for follow-on and SAR activity.D. COSPAS/SARSAT satellites to receive Distress Alerts and HF Voice for follow-on and SAR activity.

D

48F5 What are the best resources for researching and planning equipment setups and updates prior to any potential Distress situation?A. NGA Pub. 117, ALRS Volume 5 or manufacturer's equipment manuals.B. ALRS Volume 5, FCC Part 80 or ITU List of Coast stations.C. ITU List of Coast stations, IMO GMDSS handbook, FCC Part 80.D. ALRS Volume 5, NGA Pub, 117 or ITU List of Coast stations.

D

49G4 Much longer than normal VHF communications distances are typically caused by:A. Changing power from 1W to 25 W.B. Skywave reflections from the D layer.C. Ionospheric activity in layers F1/F2.D. Atmospheric ducting or tropospheric propagation.

D

52H3 Which of the following statements is true?A. No NAVTEX receiver can be programmed to reject category A, B, D and L messages since they are mandatory to be received via NAVTEX.B. Upon entering a new NAVTEX station's broadcast range, the GMDSS Radio Operator enters the station's SELCAL number.C. The GMDSS Radio Operator can select the "None" option in the message category menu.D. A GMDSS Radio Operator may choose to program certain NAVTEX receivers to reject category A, B, D and L messages if they are being received by another MSI system.

D

52H5 What statement is true regarding the control the operator can exercise over the NAVTEX receiver's operation?A. The operator can set the unit to automatically reject any and all categories of messages if the ship desires to not receive them.B. Upon entering a coastal area for the first time, the operator enters code KK to indicate "ready to receive NAVTEX".C. To reduce the number of messages, the operator can select code 00 to indicate "not in coastal passage".D. The operator can set most units to reject all messages except navigation, meteorological warnings, and search and rescue messages. If the unit will reject such messages it may be unsafe to do so.

D

57H4 Frequencies for receiving HF MSI (Maritime Safety Information) are:A. The same as used for NAVTEXB. The same as used for contact a Coast Radio Station using FECC. Specified HF voice frequenciesD. Specified HF SITOR (NBDP) frequencies

D

63I2 How are Iridium antennas tracking the satellites?A. They are flat-panel arrays that must be oriented to the satellites in their near-polar orbit.B. They are directional dish antennas that must track the satellites as they pass overhead.C. They are omni-directional dish antennas that locate the satellites as they pass overhead.D. They are omni-directional antennas that receive signal as various satellites pass overhead.

D

64I3 How does an FBB terminal notify shore authorities of a Distress situation with priority pre-emption?A. Dial 505 on the keypad to request an "SOS" voice call.B. Dial 505 on the keypad to make a pre-emptive priority Distress call.C. Press the dedicated Distress Alert button on the FBB handset.D. Press the dedicated Distress Alert button on the connected Maritime Safety Terminal.

D

67I2 When Inmarsat-FBB and Inmarsat-C terminals are compared:A. Inmarsat-FBB antennas are larger, but omni-directional, while Inmarsat-C antennas are smaller and parabolic, for aiming at the satellite.B. Inmarsat-FBB antennas are parabolic and smaller for higher gain, while Inmarsat-C antennas are larger but omni-directional.C. Inmarsat-C antennas are smaller, but omni-directional, while Inmarsat-FBB antennas are parabolic for lower gain.D. Inmarsat-FBB antennas are larger, but directional for higher gain, while Inmarsat-C antennas are smaller and non-parabolic, and do not require aiming at the satellite.

D

69I4 Which of the following would be a valid sequence to request an F77 automatically dialed ship-ship voice call to an F77 terminal on a vessel tracking the IOR satellite?A. 00583430662888#B. 00870430662888#C. 00583763240864#D. 00870763240864#

D

70I1 How is a voice call to a shoreside destination typically dialed from an Iridium terminal handset?A. Dial * to gain access to the Iridium system then dial the country code, subscriber I.D. and then the # sign.B. Dial 00 for automatic dialing, then dial the country code and IMN, then the +signC. Dial 00 for automatic dialing, dial the country code subscriber I.D and IMN and then the #signD. Dial 00 for automatic dialing, then the country code and subscriber I.D.

D

71I2 Which of the following is a correctly formatted Inmarsat-C address book entry for sending TELEX communications to a vessel in the AOR-E?A. 870436772983B. 571436772983C. 581323500120+D. 581423500120

D

74I6 How may Inmarsat-C terminals be used for sending Urgency or Safety priority communications (such as synoptic weather reports)?A. Urgency & Safety EGC messages can only be received by an Inmarsat-C terminal.B. Enter PAN PAN or SECURITE into the heading of the message file so the message will be routed by priority.C. Only Routine or Distress priority messages can be sent from an Inmarsat-C terminal.D. Use the appropriate special 2-digit codes selected from the address book or manually enter the correct code into the SEND/REC or TRANSMIT menu.

D

76I3 What actions should be taken to transmit a detailed satellite Distress message to a RCC handling your vessel's initial "hot-key" Distress Alert?A. Compose a detailed Distress message, attach it to the Distress Alert Setup menu and re-transmit the "hot-key" Distress Alert.B. Call up and edit a pre-saved detailed Distress message, select the closest LES and press the "hot-key."C. Compose a detailed Distress message, use the Transmit or SEND/REC menu and send it to both the RCC and to your company emergency contact number.D. Call up and edit a pre-saved detailed Distress message, use the Transmit or SEND/REC menu, select Distress priority and choose the best LES for the situation.

D

76I5 What statement is true regarding LES codes and Inmarsat "hot-key" alert default menus?A. Automatic or manual updating of the LES code only needs to be done when switching to a different ocean region satellite.B. The SAR jurisdiction software automatically updates the "hot-key" menu based on the vessel's position.C. The LES code is determined by the NAVAREA based on the vessel's current position.D. The LES code must be updated by the officers depending upon the SAR jurisdictions the vesseltransits and current ocean region satellite in use.

D

78I1 A vessel with an 18-hour ETA to the Panama Canal on a voyage from Miami loses the ability to communicate via Inmarsat-C. The most likely cause is?A. The vessel has sailed beyond the coverage area of the Southbury Land Earth Station.B. The vessel has sailed beyond the coverage area of the Eastern Atlantic satellite.C. The vessel has sailed beyond the coverage area of the Western Atlantic satellite.D. An equipment fault resulting in a loss of signal from the satellite

D

80J3 Which statement regarding GMDSS MF/HF Transceiver frequency set-up is true:A. Manual keypad entries are quicker and more certain than using the database.B. All consoles ensure that manual keypad entries are checked for legal outcomes.C. All consoles ensure that ITU channel recall from a database produces accurate and legal outcomes.D. Using the manufacturer's database typically produces a more swift and certain result.

D

9B4 What is the emission designation for MF-HF voice signals? A. F1B B. J2B C. F3E D. J3E

D