Rule of the Road and Buoyage. Test 15

You observe this vessel on a steady bearing, range 3 miles. What action would you take?

Make a substantial reduction of speed.
Sound five short and rapid blasts and stand on with caution.
Sound two short blasts and alter course to port.
Sound one short blast and alter course to starboard.

What signal shall a vessel sound when nearing a bend or an area of narrow channels or fairway where other vessels may be obscured by an intervening obstruction?

Two short blasts.
Two prolonged blasts followed by two short blasts.
One prolonged blast.
At least five short and rapid blasts.

Vessels as far as possible should avoid anchoring _____

in a traffic separation zone.
near the terminations of a traffic separation scheme.
in a traffic separation scheme.
in a traffic separation scheme or in areas near it's terminations.

Which of the following is a vessel 'not under command'?

A vessel engaged in underwater operations.
A tug engaged in a towing operation.
A power driven vessel with main engine failure.
A sailing vessel becalmed.

At night you notice, in addition to other lights, two yellow lights in a vertical line which flash alternately every second. What does this indicate?

A towing vessel's light seen from abaft the beam.
A fishing vessel hampered by her purse seine gear _____
An air cushion vehicle operating in the non-displacement mode.
A dredger showing the side on which a vessel can pass.

At night, in addition to her sidelights, what else must a sailing vessel show?

Red over green masthead lights.
A white light.
A stern light.
A white light in the direction of an approaching vessel.

What is a power-driven vessel?

Any vessel propelled by an internal combustion engine.
Any vessel which is self-propelled.
Any vessel propelled by machinery.
Any vessel other than a vessel propelled by sails.

You have another vessel on your port bow in clear visibility, but with a moderate sea and swell. Which of the following would normally give greatest accuracy in determining if risk of collision exists?

Observation of the radar bearing and range
Observation of the radar range
Observation of the compass bearing over a period of time
Observation of the radar bearing

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