1. BOTH INTERNATIONAL & INLAND During the day, a dredge will indicate the side on which it is safe to pass by displaying __________.

two balls in a vertical line
two diamonds in a vertical line
a single black ball
no shape is shown during the day

2. BOTH INTERNATIONAL & INLAND If underway in low visibility and sounding fog signals, what changes would you make in the fog signal IMMEDIATELY upon losing the power plant and propulsion?

Begin sounding one prolonged blast followed by two short blasts at two-minute intervals.
Begin sounding one prolonged blast followed by three short blasts at two-minute intervals.
Begin sounding two prolonged blasts at two-minute intervals.
No change should be made in the fog signal.

3. BOTH INTERNATIONAL & INLAND You are at anchor in fog on a 120-meter power-driven vessel. You hear the fog signal of a vessel approaching off your port bow. You may sound __________.

one prolonged, one short and one prolonged
two short blasts
one short, one prolonged, and one short blast
one prolonged blast

4. INLAND ONLY A light used to signal passing intentions must be an __________.

all-round yellow light only
all-round white light only
alternating red and yellow light
all-round white or yellow light

5. BOTH INTERNATIONAL & INLAND Which vessel must show a masthead light abaft of and higher than her identifying lights?

A 55-meter vessel fishing
A 55-meter vessel trawling
A 100-meter vessel not under command
A 20-meter vessel engaged on pilotage duty

6. INLAND ONLY When you are overtaking another vessel and desire to pass on her left or port hand, you should sound __________.

one short blast
one long blast
two short blasts
two prolonged blasts

7. BOTH INTERNATIONAL & INLAND What would be a "special circumstance" under the Rules?

Vessel at anchor
Two vessels meeting
Speed in fog
More than two vessels crossing

8. BOTH INTERNATIONAL & INLAND While underway in fog, you hear the fog signal of another vessel ahead. If a risk of collision exists, you must __________.

slow to bare steerageway and navigate with caution
sound three short blasts and back your engines
stop your engines and navigate with caution
continue on your course and speed until the other vessel is sighted

9. BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearing shows special identity lights __________.

in addition to the lights required for a power-driven vessel
which mean that other vessels should not approach within 1000 meters of the mineclearing vessel
which are green and show all-round
All of the above

10. INTERNATIONAL ONLY A 20-meter power-driven vessel pushing ahead or towing alongside will display __________.

a single white light forward
two masthead lights in a vertical line
two towing lights in a vertical line
two all-round red lights where they can best be seen