1. 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

2. BOTH INTERNATIONAL & INLAND You see a red sidelight bearing NW (315°). That vessel may be heading __________.

south (180°)
east (090°)
northeast (045°)
west (270°)

3. BOTH INTERNATIONAL & INLAND While underway in a narrow channel, a vessel should stay __________.

in the middle of the channel
to the starboard side of the channel
to the port side of the channel
to the side of the channel that has the widest bends

4. 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

5. BOTH INTERNATIONAL & INLAND You are underway and approaching a bend in the channel where vessels approaching from the opposite direction cannot be seen. You should sound __________.

one blast, 4 to 6 seconds in duration
three blasts, 4 to 6 seconds in duration
one continuous blast until you are able to see around the bend
one blast, 8 to 10 seconds in duration

6. BOTH INTERNATIONAL & INLAND A vessel 50 meters in length at anchor must sound which fog signal?

5-second ringing of a bell every minute
5-second ringing of a bell every two minutes
5-second sounding of a gong every minute
5-second sounding of both a bell and gong every two minutes

7. BOTH INTERNATIONAL & INLAND A vessel towing is showing three forward white masthead lights in a vertical line. This means that the length of the __________.

towing vessel is less than 50 meters
towing vessel is greater than 50 meters
tow is less than 200 meters
tow is greater than 200 meters

8. 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

9. BOTH INTERNATIONAL & INLAND A vessel restricted in her ability to maneuver shall __________.

turn off her sidelights when not making way
when operating in restricted visibility, sound a whistle signal of two prolonged and one short blast
show a dayshape of two diamonds in a vertical line
keep out of the way of a vessel engaged in fishing

10. INLAND ONLY Under the Inland Navigation Rules, the term "Inland Waters" includes __________.

any waters marked by U.S. aids to navigation
harbors and rivers to the outermost aids to navigation
waters along the coast of the United States to a distance of two miles offshore
the Western Rivers, extending to the COLREGS demarcation line