1. INTERNATIONAL ONLY A partially submerged object towed by a vessel must show during the day one __________.

diamond shape when the length of the tow is 200 meters or less
diamond shape when the length of the tow exceeds 200 meters in length
black ball
black ball only when the length of the tow exceeds 200 meters in length

2. 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

3. BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty shall show identity lights __________.

at any time while underway
while at anchor
while alongside a vessel
All of the above

4. BOTH INTERNATIONAL & INLAND You are underway in a fog when you hear a whistle signal of one prolonged blast followed by two short blasts. This signal could indicate all of the following EXCEPT a vessel __________.

being towed
not under command
fishing with trawls
towing astern

5. BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after white masthead lights when making way?

A 75-meter vessel restricted in her ability to maneuver
A 100-meter sailing vessel
A 150-meter vessel engaged in fishing
A 45-meter vessel engaged in towing

6. INTERNATIONAL ONLY At night, a power-driven vessel less than 7 meters in length, with a maximum speed which does not exceed 7 knots, MUST show when underway at least __________.

one white 360° light
a white light on the near approach of another vessel
sidelights and a sternlight
the lights required of a vessel less than 12 meters in length

7. INLAND ONLY Vessels engaged in fishing may show the additional signals described in Annex II to the Rules when they are __________.

trolling
fishing in a traffic separation zone
in close proximity to other vessels engaged in fishing
in a narrow channel

8. BOTH INTERNATIONAL & INLAND All of the following are distress signals EXCEPT __________.

the continuous sounding of any fog signal apparatus
giving five or more short and rapid blasts of the whistle
firing a gun at intervals of about a minute
a barrel with burning oil in it, on deck

9. BOTH INTERNATIONAL & INLAND A pilot vessel may continue to sound an identity signal in fog if she is __________.

aground
at anchor
not under command
no longer on pilotage duty

10. 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