1. BOTH INTERNATIONAL & INLAND What is NOT a distress signal?

A continuous sounding of the fog horn
Firing a gun every minute
Five or more short rapid blasts on the whistle
A square flag and ball flown from the mast

2. INTERNATIONAL ONLY 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
A vessel sailing

3. BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in restricted visibility. Which signal is optional?

A whistle signal
A gong signal
A bell signal
All of the above are optional.

4. 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

5. INLAND ONLY The stand-on vessel in a crossing situation sounds one short blast of the whistle. This means that the vessel __________.

intends to hold course and speed
is changing course to starboard
is changing course to port
intends to leave the other on her port side

6. BOTH INTERNATIONAL & INLAND A towing light, according to the Rules, is a __________.

white light
red light
yellow light
blue light

7. BOTH INTERNATIONAL & INLAND Which vessel must sound her fog signal at intervals not to exceed one minute?

A power-driven vessel underway, not making way
A vessel constrained by her draft
A vessel engaged in fishing, at anchor
A vessel aground

8. BOTH INTERNATIONAL & INLAND Which vessel shall not impede the passage of a vessel which can only navigate inside a narrow channel?

A vessel of less than 20 meters in length
A vessel not under command
A vessel engaged in surveying
All of the above

9. BOTH INTERNATIONAL & INLAND A 15-meter sailing vessel would be required to show __________.

sidelights, sternlight, and a red light over a green light on the mast
sidelights, and sternlight, but they may be in a combined lantern on the mast
separate sidelights and sternlight
sidelights only

10. INTERNATIONAL ONLY Which statement applies to a vessel "constrained by her draft"?

She is severely restricted in her ability to change her course because of her draft in relation to the available depth of water.
The term applies only to vessels in marked channels.
She is designated as a "vessel restricted in her ability to maneuver".
The vessel must be over 100 meters in length.