1. BOTH INTERNATIONAL & INLAND A sailing vessel underway at night MAY show __________.

a green light over a red light
a red light over a white light
two white lights at the stern
None of the above

2. BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should __________.

sound two blasts and change course to the left
sound whistle signals only if you change course
sound only fog signals until the other vessel is sighted
not sound any whistle signals until the other vessel is sighted

3. INTERNATIONAL ONLY 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
two white lights
three red lights

4. BOTH INTERNATIONAL & INLAND A power-driven vessel underway in fog making NO way must sound what signal?

One long blast
Two prolonged blasts
One prolonged blast
One prolonged and two short blasts

5. BOTH INTERNATIONAL & INLAND A tug is towing three manned barges in line in fog. The first vessel of the tow should sound __________.

no fog signal
one short blast
one prolonged and three short blasts
one prolonged, one short, and one prolonged blast

6. BOTH INTERNATIONAL & INLAND You are making headway in fog and hear a fog signal of two prolonged blasts on your starboard quarter. You should __________.

stop your vessel
change course to the left
change course to the right
hold your course and speed

7. INTERNATIONAL ONLY A vessel not under command sounds the same fog signal as a vessel __________.

towing
constrained by her draft
under sail
All of the above

8. BOTH INTERNATIONAL & INLAND If you anchor your 25-meter vessel in a harbor, what light(s) must you show?

One all-round white light
Two all-round white lights
One all-round red light
All the deck house lights

9. BOTH INTERNATIONAL & INLAND You are underway in restricted visibility. You hear the fog signal of another vessel about 22° on your starboard bow. If danger of collision exists you must __________.

reduce your speed to bare steerageway
slow your engines and let the other vessel pass ahead of you
alter the course to starboard to pass around the other vessel's stern
alter course to port to pass the other vessle on its port side

10. INTERNATIONAL ONLY A vessel not under command sounds the same fog signal as a vessel __________.

towing
constrained by her draft
under sail
All of the above