1. 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

2. BOTH INTERNATIONAL & INLAND A sailing vessel underway may exhibit __________.

a red light over a green light at the masthead
a green light over a red light at the masthead
two white lights in a vertical line at the stern
an all-round white light at the bow

3. BOTH INTERNATIONAL & INLAND While underway, in fog, you hear a whistle signal of one prolonged blast followed by two short blasts. This signal is sounded by a vessel __________.

not under command
being towed
on pilotage duty
aground

4. BOTH INTERNATIONAL & INLAND A vessel shall slacken her speed, stop, or reverse her engines, if necessary, to_______________________.

avoid collision
allow more time to assess the situation
be stopped in an appropriate distance
All of the above

5. INLAND ONLY The special light for a vessel engaged in public safety activities must __________.

be on top of the mast or highest structure of the vessel
not interfere with the visibility of the navigation lights
be as far forward as possible
not be visible more than 22 1/2 degrees abaft the beam

6. BOTH INTERNATIONAL & INLAND What dayshape is to be shown by a vessel aground?

A cylinder
Two cones with their apexes together
Two black balls in a vertical line
Three black balls in a vertical line

7. INTERNATIONAL ONLY Which statement is TRUE concerning a vessel "constrained by her draft"?

She is hampered because of her work.
She is unable to maneuver due to some exceptional circumstance.
She may be a vessel being towed.
She must be a power-driven vessel.

8. BOTH INTERNATIONAL & INLAND A towing light, according to the Rules, is a __________.

white light
red light
yellow light
blue light

9. BOTH INTERNATIONAL & INLAND While underway in fog, you hear the rapid ringing of a bell for about five seconds followed by the sounding of a gong for about five seconds. This signal came from a __________.

vessel engaged in fishing at anchor
sailing vessel at anchor
vessel 150 meters in length at anchor
vessel aground

10. INLAND ONLY Yellow lights are NOT used to identify __________.

a dredge pipeline on a trestle
the heads of tows being pushed ahead by tugboats
purse seiners
a seaplane on the water