Revision Questions SROCP

Revision Questions SROCP

1. What action would you take after receiving a Distress call?

a) Transmit "Seelonce Mayday" and wait for the message
b) Answer immediately giving your vessel's name, call sign and position
c) Change the receiver to a working frequency
d) Get ready to write down in the Radio Log Book any distress message that may follow

2. What would you do next after receiving a distress alert by VHF DSC?

a) Monitor all the distress frequencies
b) Immediately acknowledge the alert by DSC
c) Standby on 2182 kHz, and be prepared to write down any signals heard
d) Standby VHF Channel 16, and be prepared to write down in the radio log, any signals heard

3. What is the purpose of a working frequency?

a) To initiate a call from ship to shore
b) To exchange distress information
c) To exchange messages and public correspondence
d) To initiate a call from shore to ship

4. What do the first three digits of a vessel's MMSI indicate?

a) Country of registry
b) Coast station
c) Specialist Search and Rescue Aircraft
d) Aids to navigation

5. What is the correct phonetic spelling of the boat name LADY DAPHNE?

a) Lemon Alfa Danny Yankee Danny Alfa Peter Happy Nine Ego
b) Linda Aka Delta Yodel Delta Aka Pop Hotel Norman Echo
c) Lima Apple Delta Yeti Delta Apple Prince Harry Nigel East
d) Lima Alfa Delta Yankee Delta Alfa Papa Hotel November Echo

6. What is the correct phonetic spelling of the boat name JACARANDA?

a) Juliett Alfa Charlie Alfa Romeo Alfa November Delta Alfa
b) Jack Alfa Charles Alfa Roger Alfa Norman Danny Alfa
c) Julius Alpha Charlie Alpha Roger Alpha November Danny Alpha
d) Julie Aka Cat Aka Romeo Aka Nacho Della Aka

7. What Australian organisation issues DSC identity numbers?

a) AVCGA
b) AMSA
c) AMC
d) ACMA

8. What does the urgency signal PAN PAN indicate?

a) That the vessel, or persons on-board, are in grave and imminent danger and require immediate assistance.
b) That a vessel, or persons on-board a vessel, no-longer require assistance.
c) That a sending station has a very urgent message to transmit concerning the safety of a vessel, aircraft or person.
d) That a vessel, or persons on-board the vessel, require assistance to dock the vessel.

9. What other navigational equipment is recommended to be interfaced with the DSC?

a) A Global Position System (GPS)
b) An Automated Information System (AIS)
c) An EPIRB
d) A mobile phone system

10. What does the safety signal SECURITE indicate?

a) That the vessel has a weather or navigational warning to transmit.
b) That a vessel, or persons on-board a vessel, no longer require assistance.
c) That the vessel, or persons on-board, are in grave and imminent danger and require immediate assistance.
d) That a vessel, or persons on-board the vessel, require assistance to dock the vessel.

11. What type of station will be issued with an MMSI preceded with 00?

a) Aids to navigation
b) Country of registry
c) Specialist Search and Rescue Aircraft
d) Coast station

12. Which of the following describes DUPLEX radiotelephone operation?

a) Broadcast to all stations simultaneously.
b) Two way simultaneous speech communication using paired frequencies
c) Two way simultaneous speech communication using a single frequency
d) Communication in one direction only at a time using a single frequency

13. What expression should be used to acknowledge a received distress message?

a) Received Mayday
b) Roger your distress
c) Mayday Received
d) Romeo Mayday

14. What does the transmitter power selector control on a VHF marine transceiver do?

a) It activates the transmitter when pressed.
b) It varies the power of the transmitting signal.
c) It controls the annoying background roar from the receiver.
d) It is used to minimise the effect of ignition noise.

15. Are radiotelephony transmissions permitted on the VHF channel allocated for digital selective calling?

a) Sometimes
b) Yes
c) Yes, but only by maritime communication stations
d) No

16. What channels are used for the exchange of general or routine communications?

a) Channels designated for distress, urgency traffic
b) Channels designated for traffic lists, weather or navigational warnings
c) Working channels
d) Calling channels

17. Which best describes the antenna for a marine VHF transceiver?

a) A short vertical whip or rod.
b) A long vertical whip or rod.
c) A long horizontal whip or rod.
d) A short horizontal whip or rod.

18. How long is the operational time of a SART?

a) 8 hours of transmission
b) 96 hours standby with a further 8 hours transmission
c) 48 hours in standby with a further 4 hours of transmission
d) 24 hours of transmission with 10 hours in standby

19. What radiotelephony priority signal should always be used before distress traffic?

a) Seelonce Mayday
b) All Stations
c) Mayday
d) Pan Pan

20. What type of fuse should be used to replace a 'blown' fuse in the radio power leads?

a) A fuse recommended by the manufacturer
b) A fuse of a lower rating
c) Any fuse of the same dimensions
d) A fuse of a higher rating

21. What is the correct distress call for a VHF marine radio?

a) Mayday Mayday Mayday, this is Seamist (vessel name x 3 )
b) Mayday Mayday Mayday, calling Seamist
c) Calling Seamist, Mayday Mayday Mayday
d) This is Seamist (vessel name x 3), Mayday Mayday Mayday

22. What would be the total voltage if two 6 volt lead acid batteries connected in series?

a) 6 Volts
b) 24 Volts
c) 12 Volts
d) 16 Volts

23. What marine VHF channel may be used for the exchange of vessel to vessel safety information?

a) Channel 70
b) channel 16
c) Channel 13
d) Channel 06

24. In the COSPAS-SARSAT system, what type of orbit is used by Geo satellites?

a) Polar
b) LUTs
c) Stationary over equator
d) Global

25. What acid is contained in a lead acid battery electrolyte?

a) Antacid
b) Bicarbonate
c) Sulphuric
d) Hydrochloric

26. What is the viewing range, or footprint, of the COSPAS-SARSAT low orbiting satellite?

a) Approximately 200 km
b) Approximately 4000 km
c) Approximately 1000 km
d) Approximately 100 km

27. Which marine VHF channel is used for ship to aircraft to co-ordinate search and rescue operations?

a) Channel 70
b) Channel 16
c) Channel 06
d) Channel 13

28. What is the range of a marine VHF dependent on?

a) The position of the radio battery
b) The combined height of the transmitting and receiving antennas.
c) The combined length of the oars
d) The combined length of the oars

29. What specific gravity reading would be expected of a well maintained lead acid battery?

a) 1200 (or 1.200)
b) 1300 (or 1.300)
c) 1150 (or 1.150)
d) 1250 (or 1.250)

30. To whom should distress calls and messages be addressed?

a) To an individual station
b) To all stations on the distress channel
c) To the police by mobile telephone
d) To any station on working channels

31. What frequency or channels are Maritime Safety Information messages broadcast on?

a) The distress, urgency and safety frequencies
b) On a DSC frequency or channel
c) On any telephony channel or frequency
d) On a working frequency or channel

32. Which of the following is the correct sequence for a VHF marine radio distress message?

a) 503000091 we have a Mayday with 8 persons on board the Freya which is sinking fast
b) Mayday Freya 503000091 4 miles out of Burnie sinking 8 persons on board EPIRB activated
c) Mayday 8 persons on board Freya sinking 4 miles out of Burnie
d) Vessel in position 4 miles out of Burnie Mayday Sinking with 8 persons on board

33. What does the word “RECEIVED” indicate during an exchange of communications?

a) That I have received and understand your message
b) That a change of frequency is necessary
c) That reception difficulties are being experienced by one of the stations
d) That the exchange is completed

34. What priority signal is transmitted to indicate that you have sighted a navigational hazard?

a) Seelonce
b) Pan Pan
c) Mayday
d) Securite

35. What is the VHF band of Frequencies?

a) 30 to 300 MHz
b) 3 to 30 MHz
c) 300 to 3000 MHz
d) 300 to 3000 KHz (or 3 Mhz)

36. What part of the VHF radio wave is used for communications purposes?

a) Long waves.
b) Earth curvature waves
c) Surface or ground waves.
d) Ocean waves

37. How often should operators provide station identification when transmitting?

a) Station identification during local transmission is not required
b) Station identification is not required
c) Operators must provide station identification for every transmission
d) Operators need only identify their station when making the initial call

38. When and/or How may an EPIRB be tested?

a) With the permission of a limited coast station operated by a marine rescue organisation
b) With the permission of the nearest air traffic control
c) In accordance with the manufacturer's instructions for self-testing
d) When inside the steel hull of a vessel

39. What satellite system can detect or receive EPIRB signals?

a) The ACMA system
b) The Inmarsat-C system
c) The COSPAS_SARSAT system
d) The NASA system

40. What VHF channel should a vessel maintain a listening watch on whilst at sea?

a) Channel 16
b) Channel 67
c) Channel 77
d) Channel 13

41. How is the DSC transmission identified?

a) By the MID
b) By the MSI
c) By the MMSI
d) By AMSA

42. What should you do if no reply is received after three repeats of a routine call?

a) Keep trying
b) Call emergency services
c) Change to channel 70
d) Call another station

43. What is your obligation with respect to accepting distress traffic?

a) Acceptance is voluntary and you may continue what you are doing.
b) Acceptance is absolute and priority is given over all other calls.
c) Acceptance depends on where you are.
d) Acceptance is conditional.

44. Which of the following may follow the radiotelephony alarm signal?

a) Seelonce
b) Pan Pan
c) Mayday
d) Securite

45. What type of station generally controls distress communications traffic?

a) The nearest rescue vessel
b) The first vessel to acknowledge receipt of the distress message
c) The vessel in distress, unless control is delegated
d) The nearest coast station operated by a marine rescue organisation

46. How are radio transmissions identified?

a) Hello this is Jack calling
b) Vessel name, call sign (if available) or by other means such as the MMSI number.
c) Date of vessel registration
d) Country of origin

47. What should the operator do if a DSC distress alert has been accidentally sent?

a) Switch on the transceiver then switch off the transceiver it will automatically cancel the distress alert
b) Broadcast an 'all stations' call cancelling the distress alert on channel 16
c) Switch off the transceiver then switch on the transceiver go to channel 16 and broadcast an 'all stations' call cancelling the distress alert
d) Contact the nearest coast radio station requesting they cancel the alert.

48. What is the correct phonetic spelling of the word SEA GYPSY?

a) Scarlet Egg Apple Green Yellow Pink Silver Yellow
b) Sarah Enter Alien Globe Yoyo Purple Sombrero Yoyo
c) Siesta Ego Alfie Ghost Yonder Poppy Sugar Yonder
d) Sierra Echo Alfa Golf Yankee Papa Sierra Yankee

49. When is the priority signal PAN PAN used?

a) To broadcast a safety call
b) To broadcast a routine call
c) To broadcast a distress call
d) To broadcast an urgent call

50. What should you do next if you are unsure of the identity of the calling station?

a) Request identity of the calling station.
b) Relay the call to another station asking them to reply.
c) Ignore the call.
d) Request the calling station to call another station.

51. What is the purpose of an EPIRB?

a) To alert other vessels that a life raft is in the water
b) To determine the geographical position of hazardous reefs.
c) To allow a vessel in distress to talk to a rescue satellite
d) To determine the geographical position of survivors in SAR operations

52. What is the ability of a lead acid battery to produce current known as?

a) Ampere hour capacity
b) Current hour capacity
c) Volt-amp capacity
d) Voltage hour capacity

53. What does the distress signal MAYDAY indicate?

a) That a vessel, or persons on-board a vessel, no longer require assistance.
b) That a vessel, or persons on-board the vessel, require assistance to dock the vessel.
c) That the vessel, or persons on-board, are in grave and imminent danger and require immediate assistance.
d) That the vessel, or persons on-board the vessel, have an urgent message to transmit.

54. What qualification does an operator of a VHF Marine transceiver require in accordance with the Radiocommunications Act 1992?

a) ACMA, recognised equivalent or higher qualification
b) MSCCE, recognised equivalent or higher qualification
c) SROCP, recognised equivalent or higher qualification
d) RCC, recognised equivalent or higher qualification

55. What is the accepted radiotelephony procedure for calling on VHF?

a) MR Wooli this is Red Dragon, Red Dragon Over.
b) MR Wooli (3 times) Red Dragon calling how Copy?
c) Red Dragon calling MR Wooli Come in.
d) Dave at Wooli this is Red Dragon, Red Dragon Roger Dodger come in

56. What is the general description of the SIMPLEX mode for communications?

a) Transmission and reception on the same frequency
b) Two way conversation using paired frequencies
c) One way conversation using two separate frequencies
d) Two way conversation using two frequencies

57. What information is always contained in a DSC alert?

a) Name of the coast station being called
b) The MMSI
c) Working frequency for further communication
d) Type of radio transmitter being used

58. What priority message would you broadcast when you have just noticed a buoy light that is not working?

a) A general alert
b) A routine call
c) A safety message to all stations
d) A telephone call to the nearest police station

59. What expression is used to advise that distress working has finished and that normal traffic may be resumed?

a) Mayday Feenee
b) Seelonce Feenee
c) Mayday Relay
d) Seelonce Mayday

60. Is an individual VHF transceiver apparatus in an Australian vessel required to be licenced?

a) The requirements are the same as for a satellite phone
b) The requirements are the same as for the MF/HF Transceivers
c) Yes, individual VHF transceivers are licenced
d) No, it is authorised by a general marine ship station class licence

61. What type of message may follow the safety (Securité) signal?

a) weather or navigational warning
b) A general announcement
c) A telephone call to the nearest police station
d) A routine call

62. Initial routine calling of Sea Rescue Banff by the vessel Foxy Spirit on a VHF channel may be abbreviated to which of the following?

a) Sea Rescue Banff Foxy Spirit Foxy Spirit on ch16 how copy over
b) Foxy Spirit to Sea Rescue Banff come in, how copy?
c) This is Foxy Spirit (spoken 3 times) calling Sea rescue Banff (spoken 3 times) on Channel 16
d) Sea Rescue Banff this is Foxy Spirit (spoken twice) on Channel 16 suggest ch73 Over

63. Which channel does marine VHF DSC operate on?

a) Channel 67
b) Channel 73
c) Channel 06
d) Channel 70

64. Is an acknowledgment expected for a safety message?

a) Sometimes
b) Always
c) No
d) Yes

65. What is the correct phonetic spelling of the vessel name PIPE DREAM?

a) Papa India Papa Echo Delta Romeo Echo Alfa Mike
b) Peter Idle Peter Ego Dream Rusty Ego Apple Mango
c) Pipe Iron Pipe Edge Dodge Roger Edge Alpha Mint
d) Pop Ice Pop Ebb Danny Romeo Ebb Alto Music

66. What is the marine VHF channel for distress voice communications?

a) Channel 16
b) Channel 70
c) Channel 13
d) Channel 06

67. What is the Urgency Signal?

a) Mayday
b) Seelonce
c) Securite
d) Pan Pan

68. What identifying information does a 406 MHz EPIRB transmit?

a) The Unique Identifier
b) The serial number
c) The name of owner
d) The manufacturer

69. Generally speaking, what range would you expect via marine VHF?

a) Long range
b) World range
c) Short range
d) Medium range

70. Which of the following is a VHF working channel?

a) Channel 67
b) Channel 70
c) Channel 6
d) Channel 73

71. What is the purpose of a calling frequency?

a) To initiate a call from station to station
b) To exchange messages and public correspondence
c) To exchange weather information
d) To broadcast the contents of a routine message

72. To whom should safety calls and messages be addressed?

a) To any station on working channels only
b) To the police by mobile telephone
c) To all or an individual station
d) To all stations only

73. What is the correct phonetic spelling of the boat name HUON MISTRESS?

a) Harry Unto Onion Nero Magpie Invert Sugar Tomato Romeo Elvis Sugar Sugar
b) Happy Ugly Orange Nancy Magazine Intro Sienna Terrific Roger Elton Sienna Sienna
c) Hustle Under Open Nacho Music Indigo Spain Toledo Ruby Emerald Spain Spain
d) Hotel Uniform Oscar November Mike India Sierra Tango Romeo Echo Sierra Sierra

74. How long should the 406 MHz EPIRB be capable of transmitting?

a) Minimum - 24 hours
b) Minimum -12 hours
c) Minimum - 48 hours
d) Minimum - 96 hours

75. Is an EPIRB an accepted alternative to a radio transceiver?

a) Yes
b) No
c) Maybe
d) Only if a SART accompanies the EPIRB

76. What information should be entered into a log book?

a) Operators should record all EPIRB communications.
b) Operators should record all distress alerts and messages transmitted and received.
c) Operators should record all DSC MMSI numbers
d) Operators should record all activities on the boat.

77. Whose authority is required before transmitting a distress call and message?

a) No specific authority is required
b) The vessel’s owner
c) The person on duty at the time
d) The master, skipper or person responsible for the safety of the vessel

78. Which channels are monitored with the ‘dual watch’ control activated?

a) A working channel & 16
b) Channel 26 & 06
c) Channel 67 & 13
d) Channel 77 & 70

79. Which of the following, in accordance with the Radiocommunications Act 1992, may incur extreme penalties?

a) Incorrect use of channels and frequencies
b) False or deceptive distress, urgency or safety signals
c) Unnecessary conversations on distress frequencies.
d) Testing

80. What is the effect on a marine transceiver of corrosion on lead acid battery terminals?

a) Power supply fuses which frequently 'blow'
b) A sharp burning sensation from the metal case of the transceiver during transmission
c) Damage to the battery
d) Failure of transmission together with dimmed dial lights or channel display when the transmit button is pressed

81. What are the repeater channels?

a) Channels 21,22,80,81 or 82
b) Channels 13 and 6
c) Channels 70, 71 and 72
d) Channels 21,22,80,16 or 67

82. What is the correct phonetic spelling of the boat name WILD WAVE?

a) Wave Igloo Loco Danny Wave Alto Vote Echo
b) Whiskey indigo Ludo Delta Whiskey Apple Victor Ember
c) Whiskey India Lima Delta Whiskey Alfa Victor Echo
d) Wine India Lime Dolly Wine Alfa Viking Emma

83. Secrecy or confidentiality does not apply to which of the following?

a) Received ship’s business communications
b) Received private telephone calls
c) Personal crew e-mail
d) Distress broadcasts.

84. What services are provided by Limited Coast Stations?

a) Transmission of time signals
b) E-mail from vessels to addressees ashore
c) Communications relating to the safety and movements of vessels in their area
d) Radiotelephone calls to shore telephone subscribers

85. What do you do next if your distress call and message have not been acknowledged?

a) Change to VHF Channel 67 and repeat the signal
b) Wait
c) Wait until the next scheduled radio contact time with your shore base
d) Immediately repeat the call and message

86. Which of the following channels may be used for routine vessel to vessel communications?

a) Channel 72
b) Channel 6
c) Channel 70
d) Channel 67

87. What are the hours of operation for a limited coast station?

a) They are not fixed but determined by local requirements or State government legislation
b) A minimum of 12 hours daily
c) A minimum of 12 hours at weekends and public holidays
d) 24 hours a day, seven days a week

88. What is the correct phonetic spelling of the boat name PHEONIX?

a) Peter Harry Elvis Oliver Norman Ian Xavier
b) Pink Hermit East Over North Inside Xray
c) Poppy Hamlet Ego Oreos Nacho Indigo Xanadu
d) Papa Hotel Echo Oscar November India Xray

89. To whom should urgency calls and messages be addressed?

a) To any station on working channels only
b) To the police by mobile telephone
c) To all stations only
d) To all or an individual station

90. What should you do if no immediate reply is receive to the initial routine call?

a) Wait five minutes and repeat the call.
b) Wait two minutes and repeat the call.
c) Repeat immediately.
d) Call another station.

91. Which of the following is the correct order for a VHF marine radio distress message?

a) Black Pearl - 4 miles West of Safety Bay - abandoning Ship - require immediate assistance
b) Black Pearl - 4 miles West of Safety Bay - fire on board require immediate assistance - abandoning ship
c) Mayday - Black Pearl 503001234 - fire on board - abandoning ship - EPIRB activated - 4 miles West of Safety Bay
d) Mayday - Black Pearl 503001234 - 4 miles West of Safety Bay - fire on board - abandoning ship - EPIRB activated

92. What priority signal is given to a message concerning a ‘man overboard’?

a) Safety
b) No priority
c) Urgent
d) Safety

93. To whom should general or routine communications be addressed?

a) To all stations on the distress channel
b) To the police by mobile telephone
c) To any station on working channels
d) To an individual station

94. What is the correct phonetic spelling of the boat name ECLIPSE?

a) Echo Charlie Lima India Papa Sierra Echo
b) Egg Cheese Lime Inside Purple Sugar Egg
c) Elvis Costello Ludo Indigo Peter Spot Elvis
d) Empty Cold Lunch Indigo Perfect Silver Empty

95. What type of station will be issued with an MMSI preceded with 111?

a) Country of registry
b) Aids to navigation
c) Specialist Search and Rescue Aircraft
d) Coast station

96. What instrument is used to measure the specific gravity of the electrolyte of a lead acid battery?

a) A barometer
b) A voltameter
c) A hydrometer
d) A chronometer

97. What does the word "OVER" indicate during radiotelephony communications?

a) That the exchange is completed
b) That the other station is invited to respond
c) That I have received and understand your message
d) That a change of frequency is necessary

98. Where, should a VHF antenna ideally be positioned?

a) On top of the VHF radio casing
b) As high as possible, preferably at the top of a mast
c) On the cabin roof
d) At the stern of the boat

99. What is the maximum transmitter power for a VHF marine transceiver?

a) 25 Watt
b) 55 Watt
c) 1 Watt
d) 5 Watt

100. How many digits identify the MMSI of a DSC controller?

a) 9 digits
b) 11 digits
c) 5 digits
d) 7 digits

101. What is the total voltage when two 6 volt lead acid batteries are connected in parallel?

a) 12 Volts
b) 3 Volts
c) 6 Volts
d) 24 Volts

102. What organisation registers EPIRBS?

a) AMC
b) ACMA
c) AMSA
d) Australia Post

103. What gas is produced by charging lead acid batteries?

a) Sulphur dioxide
b) Nitrogen
c) Hydrogen
d) Chlorine

104. What does the word “OUT” indicate during an exchange of communications?

a) That the other station is invited to respond
b) That reception difficulties are being experienced by one of the stations
c) That the exchange is completed
d) That a change of frequency is necessary

105. What is the nominal voltage per cell, of a lead acid battery?

a) 1 volts
b) 2 volts
c) 1.3 volt
d) 1.5 volts

106. What type of signal is transmitted from a 406 MHz EPIRB?

a) A long radiotelephony signal
b) A continuous two tone alarm
c) A brief burst of data
d) A short radiotelex transmission

107. What does the expression ‘SEELONCE FEENEE’ indicate?

a) Restricted working may be resumed
b) A distress situation is in progress and silence is required
c) An urgent message is to follow
d) Normal working may be resumed after a distress situation

108. Which of the following is the correct distress call for a VHF Marine radio?

a) Two Rocks Two Rocks Two Rocks this is Songbird Songbird
b) Mayday Mayday Mayday this is Songbird 503000123 Songbird 503000123 Songbird 503000123
c) Mayday Songbird calling ALL Stations Mayday
d) Songbird 503000123 Songbird 503000123 Songbird 503000123 to all stations Mayday Mayday Mayday

109. What is the total voltage when two 12 volt lead acid batteries are connected in parallel?

a) 12 Volts
b) 24 Volts
c) 3 Volts
d) 6 Volts

110. What must you do if you accidentally activate an EPIRB?

a) Immediately advise the ACMA
b) Immediately advise the AMSA
c) Immediately advise the RCC
d) Immediately advise the local voluntary marine rescue group.

111. Which control on a VHF transceiver should be adjusted to stop the constant noise from the loudspeaker when no signals are being received?

a) The dual watch control
b) The channel selector control
c) The transmitter power selector control
d) The squelch control

112. Where are the land stations located in Australia that receive EPIRB information relayed from the satellite?

a) Albany and Bundaberg
b) Darwin and Sydney
c) Brisbane and Hobart
d) Perth and Canberra

113. What priority signal is followed by an urgent message concerning safety?

a) Mayday
b) Securite
c) Routine
d) Pan Pan

114. Which method is used to determine the condition of a lead acid battery?

a) Estimating the amount of liquid inside each cell.
b) Noting how often topping-up is necessary.
c) Measuring the temperature of the electrolyte.
d) Measuring the specific gravity of the electrolyte.

115. What is the preferred method of subsequent communications after the transmission of a digital selective calling distress alert?

a) Narrow band direct printing (NBDP) techniques
b) The Inmarsat satellite system
c) By the use of standard radiotelephony procedures
d) Digital selective calling techniques

116. What is the purpose of a Limited Coast Radio Station?

a) WAY FM radio stations.
b) To listen for EPIRB transmissions
c) Land stations established to communicate with vessels at sea.
d) Ship stations which communicate with vessels at sea.

117. What is the approximate duration of the orbiting satellites?

a) 100 minutes
b) 60 minutes
c) 200 minutes
d) 120 minutes

118. In the COSPAS-SARSAT system, what type of orbit is used by LEO satellites?

a) Polar
b) Stationary over equator
c) LUTs
d) Global

119. To whom should general or routine communications be addressed?

a) To any station on working channels
b) To all stations on the distress channel
c) To an individual station only
d) To the police by mobile telephone

120. Whose authority is the vessel's radio station placed under?

a) No one
b) The crew member closest to the radio
c) The Master, skipper or person responsible for the safety of the vessel
d) The local coast guard

121. What should be added to a lead acid battery when the electrolye is at a low level?

a) A weak mixture of sulphuric acid and water.
b) Sea water
c) Distilled water
d) Nothing as the liquid will be restored during the charging cycle.

122. What is the correct phonetic spelling of the boat name SKY BLUE?

a) Sienna King Yellow Brown Ludo Under Echo
b) Sugar Kick Yard Brave Loco Undo East
c) Sierra Kilo Yankee Bravo Lima Uniform Echo
d) Siesta Karen Yoyo Black Lime Ultimate Egg

123. When may an activated EPIRB be switched off?

a) During daylight hours
b) With the permission of the nearest air traffic control
c) After six hours in order to preserve battery power
d) When rescue has been completed

124. What would be the total voltage if two 12 volt lead acid batteries connected in series?

a) 16 Volts
b) 12 Volts
c) 24 Volts
d) 6 Volts

125. What are the main and supplementary VHF radiotelephony channels used for distress and safety in Australia?

a) Channels 16 and 72
b) Channels 16 and 67
c) Channels 6 and 16
d) Channels 16 and 13

126. Who controls the order of communications between stations?

a) The station called
b) The calling station
c) There is no need to decide on the order
d) Any station

127. When may the signal priority SEELONCE MAYDAY used?

a) A coast station, prior to sending an urgent medical message.
b) Any station to impose radio silence on interfering stations during in a distress situation.
c) Only the ship station in distress or the station in control of distress traffic, to impose radio silence on interfering stations during a distress working.
d) Any station to indicate that distress working has finished

128. What priority signal is used to indicate that you require immediate medical advice?

a) The safety signal
b) The distress signal
c) RADIOMEDICAL
d) The urgency signal

129. What is the general description of a SART?

a) A portable, battery-powered device used for radio telephony purposes.
b) A portable, battery-powered device used for position indication to searching aircraft and vessels
c) A portable, battery-powered device used by vessels to show what other vessels are in the area.
d) A portable, battery-powered device used by aircraft and vessels to locate whales.

130. What is a VHF Repeater station?

a) Unmanned shore installations designed to 'repeat' signals received
b) A limited coast installation
c) A coast guard facility
d) A ship station

131. What is the purpose of the ‘squelch’ control?

a) To prevent the annoying background roar
b) To limit channel selection
c) To suppress the channel selector control
d) To adjust the signal level

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