1. INTERNATIONAL ONLY Which dayshape is prescribed for a vessel constrained by her draft?

A black diamond
A cylinder
A black ball
A black cone, apex upward

2. INLAND ONLY At night, a barge moored in a slip used primarily for mooring purposes shall __________.

show a flashing yellow light at each corner
show a white light at each corner
show a red light at the bow and stern
not be required to be lighted

3. BOTH INTERNATIONAL & INLAND What lights must be shown on a barge being towed astern at night?

A white light at each corner
A white light fore and aft
Sidelights and a sternlight
A sternlight only

4. BOTH INTERNATIONAL & INLAND In which situation do you think a risk of collision exists?

A vessel is 22° on your port 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 22° abaft your port beam, range increasing, bearing is constant.
A vessel is on your starboard quarter, range decreasing, bearing is constant.

5. BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall __________.

only anchor in the separation zone
avoid crossing traffic lanes, but if obliged to do so, shall cross on a heading at as small an angle as is practical
avoid anchoring in areas near the termination of the scheme
use the separation zone for navigation through the scheme if she is hindering other traffic due to her slower speed

6. BOTH INTERNATIONAL & INLAND The sternlight shall be positioned such that it will show from dead astern to how many degrees on each side of the stern of the vessel?

22.5°
67.5°
112.5°
135.0°

7. BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in fog. Which signal is optional?

A bell signal
A whistle signal
A gong signal
All of the above are mandatory.

8. BOTH INTERNATIONAL & INLAND Which vessel is to sound a fog signal of one prolonged followed by two short blasts?

A vessel not under command
A sailing vessel, underway
A vessel restricted in her ability to maneuver when carrying out her work at anchor
All of the above

9. INLAND ONLY A commercial vessel engaged in public safety activities may display a(n) __________.

alternately flashing red and yellow light
flashing blue light
flashing yellow light
alternately flashing blue and red light

10. INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should __________.

hold course and sound a two blast whistle signal
hold course and sound no whistle signal
change course to the right and sound one blast
hold course and sound two prolonged and two short blasts