1. INTERNATIONAL ONLY 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
black ball only when the length of the tow exceeds 200 meters in length

2. BOTH INTERNATIONAL & INLAND The duration of each blast of the whistle signals used in meeting and crossing situations is __________.

about 1 second
2 or 4 seconds
4 to 6 seconds
8 to 10 seconds

3. BOTH INTERNATIONAL & INLAND When two vessels are in immediate danger of collision, the stand-on vessel must __________.

abandon ship
assist in taking whatever action is necessary to avoid collision
hold course and speed
sound a distress signal

4. INLAND ONLY Your vessel must stay within a narrow channel to be navigated safely. Another vessel is crossing your course from starboard to port. You do NOT think she will pass safely. You __________.

may sound the danger signal
must sound the danger signal
should sound one short blast to indicate that you are holding course and speed
are required to back down

5. 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

6. BOTH INTERNATIONAL & INLAND Two vessels are meeting head-on. How must the vessels pass?

One vessel must alter course while the other must continue on its course.
The vessels should determine which will alter course by sounding whistle signals.
Both vessels should alter course to port and pass starboard to starboard.
Both vessels should alter course to starboard and pass port to port.

7. BOTH INTERNATIONAL & INLAND A power-driven vessel making way through the water sounds a fog signal of __________.

one prolonged blast at intervals of not more than two minutes
two prolonged blasts at intervals of not more than two minutes
one prolonged blast at intervals of not more than one minute
two prolonged blasts at intervals of not more than one minute

8. INLAND ONLY At night, a light signal consisting of two flashes by a vessel indicates __________.

an intention to communicate over radiotelephone
that the vessel is in distress
an intention to leave another vessel to port
an intention to leave another vessel to starboard

9. BOTH INTERNATIONAL & INLAND Which signal is recognized as a distress signal?

Directing the beam of a searchlight at another vessel
A smoke signal giving off orange colored smoke
A whistle signal of one prolonged and three short blasts
International Code Signal "PAN" spoken over theradiotelephone

10. BOTH INTERNATIONAL & INLAND A vessel being towed astern shall show at night __________.

the lights required for a power-driven vessel underway
only the required masthead lights
a sternlight only
sidelights and a sternlight