1. INLAND ONLY Which indicates the presence of a partly submerged object being towed?

A diamond shape on the towed object
An all-round light at each end of the towed object
A searchlight beamed from the towing vessel in the direction of the tow
All of the above

2. BOTH INTERNATIONAL & INLAND During the day, a dredge will indicate the side on which it is safe to pass by displaying __________.

two balls in a vertical line
two diamonds in a vertical line
a single black ball
no shape is shown during the day

3. INTERNATIONAL ONLY Your vessel is backing out of a slip in a harbor. Visibility is restricted. You should sound __________.

one prolonged blast only
one prolonged blast followed by three short blasts when the last line is taken aboard
one prolonged blast followed by three short blasts when leaving the slip
the danger signal

4. BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. You see a vessel that can only be navigated safely within the channel. You MUST __________.

hold your course and speed
sound the danger signal
not cross the channel if you might impede the other vessel
initiate an exchange of passing signals

5. BOTH INTERNATIONAL & INLAND What dayshape must be shown on a partly submerged vessel which is being towed?

A diamond
A cone
One black ball
Two black balls in a vertical line

6. BOTH INTERNATIONAL & INLAND Working lights shall be used to illuminate the decks of a vessel __________.

over 100 meters at anchor
not under command
constrained by her draft
Any of the above

7. BOTH INTERNATIONAL & INLAND A tug is towing three manned barges in line in fog. The second vessel of the tow should sound __________.

no fog signal
one short blast
one prolonged and three short blasts
one prolonged and two short blasts

8. 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

9. BOTH INTERNATIONAL & INLAND A vessel towing where the tow prevents her from changing course shall carry __________.

only the lights for a vessel towing
only the lights for a vessel restricted in her ability to maneuver
the lights for a towing vessel and the lights for a vessel restricted in her ability to maneuver
the lights for a towing vessel and the lights for a vessel not under command

10. BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel sound one prolonged blast followed by two short blasts on the whistle. What does this signal indicate?

A vessel towing
A vessel engaged in pilotage duty
A vessel being towed
A vessel aground