VTS Communication Procedures 2

Question 1

When a vessel fails to respond to a VTS call on the working channel, what is the correct next step?

Accepted Answer

Attempt contact on Channel 16 as the international distress and calling frequency

Answer

Immediately notify the Coast Guard and suspend all monitoring

Answer

Wait 30 minutes before attempting any further contact

Answer

Switch to a private frequency and attempt contact there

Question 2

In VTS communications, what does the proword 'BREAK' indicate?

Accepted Answer

A separation between the message address and the message text

Answer

The transmission is ending permanently

Answer

The operator is pausing due to a technical fault

Answer

An emergency situation requiring immediate action

Question 3

A VTS operator receives a position report using the phonetic alphabet. The vessel states its position as 'GOLF GOLF.' What does this represent?

Accepted Answer

The letter combination GG, likely part of a waypoint or report identifier

Answer

A grid reference code in the geographic coordinate system

Answer

A distress signal requiring immediate response

Answer

A vessel identification prefix for Gulf of Mexico traffic

Question 4

What is the primary reason VTS operators use standard phraseology during radio communications?

Accepted Answer

To reduce misunderstandings and ensure clarity regardless of language barriers

Answer

To demonstrate professionalism and formal training

Answer

To comply with FCC licensing requirements for maritime radio

Answer

To allow recordings to be transcribed more accurately

Question 5

Which ITU regulation governs the use of VHF radiotelephone communications in the maritime mobile service?

Accepted Answer

Radio Regulations Appendix 18

Answer

SOLAS Chapter V Regulation 19

Answer

ITU-R M.493

Answer

FCC Part 80 Subpart W

Question 6

A vessel reports it is 'standing by on Channel 16.' What does this mean for the VTS operator?

Accepted Answer

The vessel is monitoring Channel 16 and can be reached there

Answer

The vessel has secured all radio watches and will not respond until called

Answer

The vessel is in distress and waiting for rescue coordination

Answer

The vessel is requesting permission to shift to a working channel

Question 7

When transmitting a vessel's name that could be confused with another, a VTS operator should:

Accepted Answer

Spell it using the NATO/ICAO phonetic alphabet

Answer

Spell it using the IMO Standard Marine Communication Phrases word list

Answer

Ask the vessel to transmit its MMSI number instead

Answer

Use the vessel's call sign only to avoid confusion