1. BOTH INTERNATIONAL & INLAND A vessel, which is unable to maneuver due to some exceptional circumstance, shall exhibit __________.

during the day, three balls in a vertical line
during the day, three shapes, the highest and lowest being balls and the middle being a diamond
when making way at night, two all-round red lights, sidelights, and a sternlight
when making way at night, masthead lights, sidelights, and a sternlight

2. BOTH INTERNATIONAL & INLAND Which vessel sounds the same fog signal when underway or at anchor?

A sailing vessel
A vessel restricted in her ability to maneuver
A vessel constrained by her draft
A vessel not under command

3. BOTH INTERNATIONAL & INLAND What signal indicates doubt that sufficient action is being taken by another vessel to avoid collision?

Five short and rapid blasts of the whistle
Three long blasts of the whistle
Three short and rapid blasts of the whistle
One prolonged blast followed by three short blasts of the whistle

4. BOTH INTERNATIONAL & INLAND A light signal consisting of three flashes means __________.

"I am in doubt as to your actions"
"My engines are full speed astern"
"I desire to overtake you"
"I am operating astern propulsion"

5. INLAND ONLY A power-driven vessel pushing ahead or towing alongside on the Mississippi River, above the Huey P. Long Bridge, shall carry __________.

two masthead lights, sidelights, and sternlight
two masthead lights, sidelights, and two towing lights
sidelights and two towing lights
one masthead light, sidelights, and sternlight

6. BOTH INTERNATIONAL & INLAND You see a vessel displaying the code flag "LIMA" below which is a red ball. The vessel is __________.

trolling
getting ready to receive aircraft
aground
in distress

7. INLAND ONLY A fleet of moored barges extends into a navigable channel. What is the color of the lights on the barges?

Red
Amber
White
None of the above

8. INLAND ONLY Which term is NOT used in the Inland Navigation Rules?

A vessel engaged in mineclearing operations
A vessel constrained by her draft
A vessel towing
A vessel engaged in fishing

9. INTERNATIONAL ONLY You are in charge of a 250-meter freight vessel constrained by her draft proceeding down a narrow channel. There is a vessel engaged in fishing on your starboard bow half a mile away. According to Rule 9, which statement is TRUE?

You are not to impede the fishing vessel.
If you are in doubt as to the fishing vessel's intentions you may sound at least five short and rapid blasts on the whistle.
You are to slow to bare steerageway until clear of the fishing vessel.
You must sound one prolonged blast to alert the fishing vessel.

10. 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.