PCOC Navigation Lights and Sound Signals 2

Question 1

What does one short blast on a vessel's horn mean when vessels are in sight of each other?

Accepted Answer

I am altering my course to starboard

Answer

I am altering my course to port

Answer

I am operating astern propulsion

Answer

I am anchored and not underway

Question 2

What does two short blasts on a vessel's horn indicate?

Accepted Answer

I am altering my course to port

Answer

I am altering my course to starboard

Answer

I am operating astern propulsion

Answer

I am in a narrow channel

Question 3

What does three short blasts on a vessel's horn signal?

Accepted Answer

My engines are operating in reverse (astern propulsion)

Answer

I am altering my course to starboard

Answer

I am altering my course to port

Answer

I require a pilot

Question 4

In restricted visibility, how often must a power-driven vessel making way sound its fog signal?

Accepted Answer

Every 2 minutes

Answer

Every 30 seconds

Answer

Every 5 minutes

Answer

Every 10 minutes

Question 5

What fog signal must a vessel at anchor sound in restricted visibility?

Accepted Answer

A bell rung rapidly for about 5 seconds at intervals of not more than 1 minute

Answer

One prolonged blast every 2 minutes

Answer

Three short blasts every 2 minutes

Answer

Two prolonged blasts every 2 minutes

Question 6

What does sounding five or more short rapid blasts on a horn signal?

Accepted Answer

A danger signal indicating doubt about another vessel's intentions

Answer

The vessel requires immediate assistance

Answer

The vessel is approaching a blind bend

Answer

The vessel is departing a marina

Question 7

When approaching a blind bend in a channel, what sound signal should a vessel make?

Accepted Answer

One prolonged blast

Answer

Two short blasts

Answer

Three short blasts

Answer

Five short blasts