Visual Signalling. Test 1 – Online Maritime Tests

What type of vessel is this?

A vessel of more than 50m in length engaged in pushing a barge/barges ahead
Pilot vessel engaged in piloting duties
A vessel engaged in special operations
An aircraft carrier launching or recovering aircraft

A vessel at anchor in fog may in addition to the normal signals make an additional signal on its whistle to give warning of her position and of the possibility of collision to an approaching vessel. What is this signal?

Three prolonged blasts
One short blast, one prolonged blast, one short blast
Two short blasts followed by one prolonged blast
Two long blasts followed by one short blast

What is the fog signal for a vessel which is engaged in towing?

Two prolonged blasts followed by one short blast at intervals of not more than one minute
One long blast followed by two short blasts at intervals of not more than two minutes
One short blast, one prolonged blast and one short blast at intervals of not more than two minutes
Two prolonged blasts at intervals not exceeding two minutes

What is the fog signal for a vessel which is not under command?

Three prolonged blasts at intervals of not more than two minutes
One prolonged blast followed by two short blasts at intervals of not more than two minutes
Three short blasts followed by one prolonged blast at intervals of not more than two minutes
Two prolonged blasts followed by one short blast at intervals of not more than two minutes

What is the fog signal for a power driven vessel underway but stopped, making no way through the water?

Two prolonged blasts on the whistle at intervals of not more than two minutes
One prolonged blast on the whistle at intervals not more than two minutes
One long blast, one short blast, one long blast at intervals of not more than two minutes
One prolonged blast on the whistle at intervals not more than one minute

What type of vessel is this?

A vessel engaged in fishing other than trawling not making way through the water
A pilot vessel, not making way
A vessel engaged in trawling
A vessel engaged in fishing other than trawling making way through the water

What is the fog signal for a vessel of more than 100 meters in length when at anchor?

A rapid sounding of the gong forward for about 10 seconds at intervals of not more than two minutes
A rapid ringing of the bell forward followed by the gong aft for about 5 seconds at intervals of not more than 1 minute
Two long blasts on the whistle at intervals not exceeding two minutes
A rapid ringing of the bell forward for about 5 seconds at intervals of not more than one minute

Review Answers