Questions

Radiotelephone stations required to keep logs of their transmissions must include:
Ordinarily, how often would a station using a telephony emission identify?
What regulations govern the use and operation of FCC-licensed ship stations in international waters?
By international agreement, which ships must carry radio equipment for the safety of life at sea?
When is a Marine Radio Operator Permit or higher license required for aircraft communications?
Under what circumstances may a ship or aircraft station interfere with a public coast station?
Which certificate is required for operating certain types of maritime radio equipment?
Which frequency is primarily used as a distress frequency for radiotelephony?
Why must all MF-HF Distress, Urgency and Safety communications take place solely on the 6 assigned frequencies and in the simplex operating mode?
Which channel is utilized for the required bridge-to-bridge watch?
What channel must all compulsory, non-GMDSS vessels monitor at all times in the open sea?
What is the internationally recognized Urgency signal?
Which international agreement pertains to maritime communication regulations?
How often are NAVTEX broadcasts typically updated?
When using a SSB station on 2182 kHz or VHF-FM on channel 16, what must the preliminary call not exceed?
What is a bridge-to-bridge station?
What should you do if your ship's transmitter is operating off-frequency, overmodulating or distorting?
GMDSS is primarily a system based on?
For a small passenger vessel inspection, reserve power batteries must be tested:
Which statement is true regarding the SART?
When should you document issues with a radiotelephone system?
What is the most common type of antenna for GMDSS VHF?
What must be included in a Distress message?
What is the purpose of the SART's audible tone alarm?
In the International Phonetic Alphabet, what word represents the letter 'M'?
Which of the following is true regarding log entries?
Equipment for radiotelephony use in survival craft stations under GMDSS must have what characteristic(s)?
How should the signal from a Search And Rescue Radar Transponder appear on a RADAR display?
If a ship radio transmitter signal becomes distorted, what action should you take?
Which of the following is NOT a condition for maintaining communication at sea?
What is the minimum power of the SCT?
What safety signal call word is spoken three times, followed by the station call letters spoken three times, to announce a storm warning, danger to navigation, or special aid to navigation?
When using VHF radios, what is the primary reason for monitoring Channel 16?
Which condition must be reported to the Master in a 2182 kHz radiotelephone system?
What is the responsibility of vessels under GMDSS?
How often should the operational results of ship antennas be logged?
Your antenna tuner becomes inoperative. How can you obtain operation on both 8 MHz and 22 MHz frequency bands?
What type of calls has the highest priority from ships at sea?
What is the requirement for emergency and reserve power in GMDSS radio installations?
A vertical whip antenna has a radiation pattern best described by?
In which frequency band does a search and rescue transponder operate?
Which of the following is not an example of Distress communications?
Which commercial radio operator license is required to operate a fixed-tuned ship RADAR station with external controls?
What is the antenna requirement of a radiotelephone installation aboard a passenger vessel?
When testing is conducted on 2182 kHz or Ch-16, testing should not continue for more than how long in any 5-minute period?
What is the basic concept of GMDSS?
What is a Safety transmission?
What emission must be used when operating on the MF distress and calling voice frequency?
What type of communications takes precedence in maritime operation?
When may you test a radiotelephone transmitter on the air?
What is the purpose of the GMDSS on ships?
What is the primary function of DSC in GMDSS?
What should be done if transmission is necessary for safety warnings?
What is the proper procedure for testing a radiotelephone installation?
A vessel is required to operate under GMDSS regulations if it is how many gross tons or more?
To what level must VHF ship station transmitters be capable of reducing carrier power?
What is a primary concern when using a vessel's SSB communication system?
What must a vessel do before conducting routine radio checks?
How should the squelch control be manually adjusted for optimal performance?
Which modes could be selected to receive vessel traffic lists from high seas shore stations?
What indicates a malfunction on a GMDSS station with a 24 VDC battery system?
Where do you make an application for inspection of a ship GMDSS radio station?
What is the transmitting range of most NAVTEX stations?
The Urgency signal has lower priority than:
Who has ultimate control of service at a ship's radio station?
What is the fundamental concept of the GMDSS?
Which of the following statements concerning log entries is false?
What does a Distress communication signify?
Which is an indication of proper operation of a SSB transmitter rated at 60 watt PEP output?
What is an EPIRB?
For general communications purposes, paired frequencies are normally used with which type of stations?
What is a requirement of all marine transmitting apparatus used aboard United States vessels?
What is the proper procedure for making a correction in the station log?
The best way to test the MF-HF NBDP system is to?
Which of the following is a characteristic of NAVTEX receivers?
Which vessels are required to operate under GMDSS?
Which term refers to a back-up power source for Distress and Safety communications?
When should calls to a coast station be initiated?
When are EPIRB batteries changed?
What is the priority of communications in maritime communication?
In which areas is NAVTEX considered to be most effective?
How long should station logs be retained when there are entries relating to distress or disaster situations?
In case of loss of main and emergency electrical power, what term describes the source needed for GMDSS power?
Which of the following statements is true about GMDSS Radio Logbooks?
Under GMDSS, a compulsory VHF-DSC radiotelephone installation must be tested at what minimum intervals at sea?
When is it legal to transmit high power on Channel 13?
On what frequency would a vessel normally call another ship station when using a radiotelephony emission?
When may the operator of a ship radio station allow an unlicensed person to speak over the transmitter?
Which statement is NOT true regarding the requirements of survival craft portable two-way VHF radiotelephone equipment?
Which of the following defines high frequency "ITU Channel 1212"?
What should a station operator do to ensure the frequency is not in use before making a transmission?
What is the primary mission of the FCC in regulating radio communication?
Who is required to make entries in a required service or maintenance log?
When do NAVTEX broadcasts typically achieve maximum transmitting range?
To set-up the MF/HF transceiver for a TELEX call to a coast station, the operator must:
How does a coast station notify a ship that it has a message for the ship?
What is the purpose of the Receiver Incremental Tuning (RIT) or "Clarifier" control?
Under what circumstance may a coast station using telephony transmit a general call to a group of vessels?
When a watch is required on 2182 kHz, at how many minutes past the hour must a 3 minute silent period be observed?
What is included in Distress traffic?
Which form of communication is NAVTEX a part of in maritime operations?
What is required of a ship station that has established initial contact with another station on 2182 kHz or Ch-16?
If a ship sinks, what device is designed to float free of the mother ship and transmit a distress signal?
What is the COSPAS-SARSAT system?
Which factor can influence the reception quality of NAVTEX signals?
What channel would you use to place a call to a shore telephone?
What comprises a complete Distress message?
What is the purpose of the INT-USA control settings on a VHF?
Which channel would most likely be used for routine ship-to-ship voice traffic?
Which statement is NOT true regarding the requirements of survival craft portable two-way VHF radiotelephone equipment?
Which of the following can a coast station do to manage messages for ships?
Why must all VHF Distress, Urgency and Safety communications be performed in Simplex mode?
What transmitting equipment is authorized for use by a station in the maritime services?
What identification method can a ship station using VHF bridge-to-bridge Channel 13 use?
How long should station logs be retained when there are no entries relating to distress or disaster situations?
How can a SART's effective range be maximized?
What is the correct order of priority for radiotelephone communications?
Who is responsible for the proper maintenance of station logs?
What does "Reserve Source of Energy" refer to?
When may a bridge-to-bridge transmission be more than 1 watt?
What is the best way to test the Inmarsat-C terminal?
What is the purpose of the antenna tuner?
The primary purpose of the GMDSS is to:
All compulsory equipped cargo ships while being navigated shall keep a continuous radiotelephone watch on which frequency?
What does the radiotelephone Distress call consist of?
What is a typical Urgency transmission?
How can a radio operator best minimize or prevent interference to other stations?
What is necessary for a vessel to effectively use NAVTEX?
Which VHF channel is used only for digital selective calling?
What is the first action to take when using a SSB station?
On what frequency should a ship station call a coast station when using radiotelephony?
NAVTEX broadcasts are sent:
Which frequency and emission is used for aircraft distress communications?
Which is true concerning a required watch on VHF Ch-16?
MF/HF transceiver power levels should be set:
For general communications purposes, simplex frequencies are normally used with which type of stations?
What equipment is programmed to initiate transmission of distress alerts and calls to individual stations?
What are the radio operator requirements of a passenger ship equipped with a GMDSS installation?
What are the mandatory DSC watchkeeping bands/channels?
What are the characteristics of the Reserve Source of Energy under GMDSS?
At what point does a SART begin transmitting?
Where should the GMDSS radio log be kept on board ship?
Why is it important for a ship station to minimize radiated power?
Who determines when a ship station may transmit routine traffic destined for a coast or government station?
What is an advantage of a 406 MHz satellite EPIRB?
What element is crucial for ensuring the effectiveness of NAVTEX messages?
Which of the following persons are ineligible to be issued a commercial radio operator license?
What is the minimum transmitter power level required by the FCC for a medium-frequency transmitter aboard a compulsorily fitted vessel?
Shipboard transmitters using F3E emission (FM voice) may not exceed what carrier power?
MSI can be obtained by one (or more) of the following:
What means are used to prevent the reception of unwanted broadcasts by vessels utilizing the NAVTEX system?
What is the primary purpose of bridge-to-bridge communications?
What is the function of the "Scan" feature on a VHF?
What traffic management service is operated by the U.S. Coast Guard to prevent ship collisions, groundings and environmental harm?
What is a requirement of every commercial operator on duty and in charge of a transmitting system?
Small passenger vessels that sail 20 to 150 nautical miles from the nearest land must have what additional equipment?
Radio watches for compulsory radiotelephone stations will include which of the following?
Why is it essential to have a continuous watch on designated radiotelephone channels?
With which stations may portable survival craft transceivers communicate?
What type of information is commonly transmitted via NAVTEX?
What is the Dual Watch (DW) function used for?
What are the antenna requirements of a VHF telephony coast, maritime utility, or ship station?
The term "GMDSS" stands for?
What type of license is typically required for operating a commercial fishing vessel radio?
To set-up the MF/HF transceiver for a voice call to a coast station, the operator must:
What channel must VHF-FM-equipped vessels monitor at all times when at sea?
Which of the following logkeeping statements is true?
Where must the principal radiotelephone operating position be installed in a ship station?
Equipment for radiotelephony use in survival craft stations under GMDSS must have what capability?
Where must ship station logs be kept during a voyage?
What is the significance of the word "MAYDAY" in radiotelephony?
What is the MF radiotelephony calling and distress frequency?
Which is a potential indication that a GMDSS station is not operating correctly?
What does the "Urgency" communication signify in VHF operations?
The Urgency signal concerning the safety of a ship, aircraft or person shall be sent only on the authority of:
Which of the following is the primary frequency that is used exclusively for NAVTEX broadcasts internationally?
What advantage does a vertical whip have over a long wire?
What action should a ship station take prior to transmitting routine communications?
What is the main advantage of using Simplex mode during VHF communications?
Which of the following devices is primarily used to receive NAVTEX transmissions?
What is the minimum radio operator requirement for ships subject to the Great Lakes Radio Agreement?
What type of communication is allowed on 2182 kHz?
How do you cancel a false EPIRB distress alert?
What is the primary function of a marine radio operator?
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