What does the abbreviation GMDSS stand for?
Gmdss Overview
Question · Easy
GMDSS Sea Area A1 is defined as an area within the radiotelephone coverage of at least one VHF coast station in which continuous alerting is available using which technique?
The ROC-MC certificate qualifies the holder to operate radio equipment on a commercial vessel operating within which GMDSS sea area?
Trades Exam Prep Podcast
Listen on Spotify
Podcast
Which one of the following is one of the nine GMDSS functional requirements that a ship must be able to perform?
Question · Medium
GMDSS requires that a ship be able to transmit a distress alert by how many separate and independent means?
In the GMDSS concept, which means of distress alerting is the primary means within Sea Area A1?
Which organization is responsible internationally for adopting and maintaining the GMDSS requirements under the SOLAS Convention?
What is the main purpose of the GMDSS distress alert?
Maritime Safety Information (MSI) broadcasts include which of the following?
Which body issues the Restricted Operator Certificate - Maritime Commercial (ROC-MC) in Canada?
GMDSS replaced an earlier distress system that relied on continuous human listening watch and Morse code. What was the principal advantage of GMDSS over that older system?
Within Sea Area A1, what is the minimum carriage that allows a vessel to alert shore by the primary GMDSS means?
Under the Radiocommunication Act, operating a ship radio station in Canada generally requires which of the following?
Regulations Licensing
What does MMSI stand for?
How many digits does a Maritime Mobile Service Identity (MMSI) contain?
In a ship station MMSI, what do the first three digits represent?
Why must the correct MMSI be programmed into DSC equipment before it is used?
If a vessel is sold or permanently transferred to a new owner, what should generally happen to the DSC radio's programmed MMSI?
Question · Hard
Which Canadian federal statute is the primary legal basis for regulating radio operation and certification?
Secrecy of correspondence is a fundamental rule of the maritime mobile service. What does it require of a radio operator?
The use of profane, obscene, or superfluous language on a marine radio is:
What is the internationally agreed marine VHF calling and safety voice channel on which a continuous listening watch should be kept?
Vhf Procedures
Marine VHF radiotelephony uses which type of modulation and propagation characteristic?
Many marine VHF channels operate in 'simplex' mode. What does simplex operation mean?
Before transmitting a routine call on a working channel, a good operator should first:
Most fixed marine VHF radios offer a choice of high and low transmit power. Which practice is recommended?
The squelch control on a VHF radio is correctly set when:
In the standard phonetic alphabet used in marine radio, which words represent the letters S, O and S?
The procedure word 'OVER' on a marine radio means:
Channel 70 in the marine VHF band is reserved exclusively for what purpose?
Dsc Operations
What is Digital Selective Calling (DSC)?
When a DSC routine call is made to another vessel, what normally happens after the called station acknowledges?
A DSC call addressed to every DSC-equipped station within range, rather than to one specific MMSI, is known as a:
Which categories can be assigned to a DSC call to indicate its priority?
When a DSC distress alert is transmitted, which information is sent automatically along with the alert?
If a DSC radio is not connected to a GPS or position input, what is the consequence for a distress alert?
On a typical VHF/DSC radio, how is a distress alert usually initiated?
Many DSC radios allow the operator to select the 'nature of distress' before sending an alert. What is the purpose of this field?
After a DSC distress alert is sent and acknowledged, on which channel should the follow-up distress voice traffic (the spoken Mayday message) normally take place?
Distress Urgency Safety
What is the correct spoken distress signal that begins a Mayday call?
Which set of priorities lists radio communications from highest to lowest?
The urgency signal 'Pan-Pan' is used when:
The safety signal 'Securite' is most commonly used to introduce which type of message?
Which element should be included in a spoken Mayday distress message after the Mayday signal?
Distress traffic on channel 16 has what status relative to other communications?
What is the meaning of the procedure phrase 'Seelonce Mayday'?
A vessel not itself in distress but overhearing a Mayday hears nothing further and is in a position to help. After a short interval, what should it generally do?
Distress Ack Relay
Loading more…