NAVIGATIE 1

1. A signal of intent must be sounded in international waters by _____________

• a vessel meeting another head-on

• a vessel overtaking another in a narrow channel

• a vessel crossing the course of another

Which vessel would NOT sound a fog signal of one prolonged and two short blasts?

• A vessel not under command

• A vessel constrained by her draft

• A vessel being towed

"Which vessel is NOT regarded as being" "restricted in her ability to maneuver?"

• A vessel servicing an aid to navigation

• A vessel engaged in dredging

• A vessel constrained by her draft

Under what circumstances would an overtaking vessel sound a whistle signal of two prolonged followed by one short blast?

• When overtaking in restricted visibility

• When overtaking in a narrow channel

• When overtaking on open waters

A power-driven vessel leaving a quay or wharf must sound what signal?

• Three short blasts

• A long blast

• ] No signal is required.

What shapes shall a vessel engaged in mineclearance operations exhibit

• The shapes of a vessel not under command.

• 3 balls and in case the vessel is at anchor, 3 balls and the shape prescribed for anchored vessels

• The shapes of a power-driven vessel underway and 3 diamonds.

Which are the factors taken into accont in determining the "safe speed" additionally, by vessels with operational radar ?

• The minimal passing distance, the use of a proper range scale, the elimination of jamming.

• The characteristics, efficiency, constraints imposed by the radar range scale in use, the effect of the sea state, the number, location and movement of vessels.

• The same factors as when the radar is not in use.

What sound signals may a vessel navigating within a channel use, when in doubt to the intention of a crossing vessel ?

• One long blast and two short blasts on the whistle.

• 5 short and rapid blasts on the whistle.

• One long warning signal.

What safety precautions shall a vessel nearing a bend of a narrow channel or fairway take ?

• To sound 5 short blasts.

• To sound one short blast and navigate on the right side of the channel.

• To sound one long blast and navigate with particular alertness and caution.

The lights shown indicate a vessel......

• towing another vessel astern, length of tow exceeding 200m.

• towing a vessel made fast alongside.

• towing more than one vessel astern

• no answer