1. 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

2. BOTH INTERNATIONAL & INLAND A stand-on vessel in a crossing situation is allowed to take action when __________.

on a collision course
the vessels will pass within one mile
it becomes apparent to her that the give-way vessel is not taking appropriate action
the relative speed of the vessels indicates collision in less than six minutes

3. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?

The stand-on vessel must keep out of the way of the other vessel when risk of collision exists.
Risk of collision always exists when two vessels pass within one mile of each other.
Risk of collision always exists when the compass bearing of an approaching vessel changes appreciably.
Risk of collision may exist when the compass bearing of an approaching vessel is changing appreciably.

4. BOTH INTERNATIONAL & INLAND. In which situation would you consider a risk of collision to exist?

A vessel is one point on your starboard bow, range increasing, bearing changing slightly to the right.
A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly to the right.
A vessel is two points abaft your port beam, range decreasing, bearing constant.
A vessel is on your starboard quarter, range increasing, bearing is constant.

5. BOTH INTERNATIONAL & INLAND At night you sight a vessel displaying a single green light. This is a __________.

vessel at anchor
small motorboat underway
vessel drifting
sailing vessel

6. INTERNATIONAL ONLY A power-driven vessel pushing ahead or towing alongside displays navigation lights and __________.

two all-round red lights in a vertical line
two yellow towing lights in a vertical line
two white masthead lights in a vertical line
two lights on the stern, one yellow and one white

7. BOTH INTERNATIONAL & INLAND A vessel or object being towed astern shall display a(n) __________.

forward masthead light
after masthead light
sternlight
All of the above

8. INLAND ONLY A light used to signal passing intentions must be a(n) __________.

all-round white or yellow light
all-round yellow light only
all-round white light only
225° white light only

9. INTERNATIONAL ONLY Your vessel is crossing a narrow channel. A vessel to port is within the channel and crossing your course. She is showing a black cylinder. What is your responsibility?

Hold your course and speed.
Sound the danger signal.
Begin an exchange of passing signals.
Do not cross the channel if you might impede the other vessel.

10. BOTH INTERNATIONAL & INLAND What lights, if any, would you exhibit at night if your vessel were broken down and being towed by another vessel?

None
Same lights as for a power-driven vessel underway
A white light forward and a white light aft
The colored sidelights and a white sternlight