NAVIGATIE 3

When shall sound signals be given, in conditions of restricted visibility ?

• In or near an area of restricted visibility.

• In an area of restricted visibility.

• Only on foggy weather.

Your vessel is moving in Panama Canal waters. When must the chief engineer remain on duty in the engine room?

• Only when requested by the pilot

• When approaching or passing locks and Gaillard cut

• At all times

• Only if the regular engineer is off duty

What type of vessel is shown here?

• A vessel constrained by her draught.

• A vessel not under command.

• A vessel engaged in fishing.

How shall the green lights of vessels engaged in mineclearance operations be exhibited ?

• One of these lights shall be exhibited near the foremast head and one at each end of the fore yard.

• In a vertical line.

• One at the foremast head, the other two at the stern masthead

A vessel sounds one short blast. This signal indicates the vessel ___________

• intendes to alter course to starboard

• intends to pass starboard to starboard

• is altering course to starboard

What vessel may be considered as "vessel restricted in her ability to manoeuvre" ?

• A vessel engaged in laying or picking up a submarine cable or pipeline.

• ] A sailing vessel having the wind dead ahead.

• A vessel having damages to the propeller system

What shape shall a vessel proceeding under sail exhibit, when also being propelled by machinery ?

• A conical shape forward, apex downward, where it can best be seen

• A diamond where it can best be seen.

• 2 black cones with the apexes together.

A partially submerged object towed by a vessel must show during the day one ___

• diamond shape when the length of the tow is 200 meters or less

• diamond shape when the length of the tow exceeds 200 meters in length

• black ball

What signals shall a vessel give to attract attention of another ?

• One prolonged blast and 4 short blasts on the whistle.

• 5 short blasts on the whistle and 5 rapid strokes on the bell.

• Light or sound signals that cannot be mistaken for other signals or to direct the beam of her searchlight in the direction of the danger.

In addition to her running lights, an underway vessel constrained by her draft may carry in a vertical line___________

• a red light, a white light, and a red light

• two red lights

• three red lights