1. BOTH INTERNATIONAL & INLAND If your vessel is underway in fog and you hear one prolonged and three short blasts, this is a __________.

vessel not under command
sailing vessel
vessel being towed (manned)
vessel being towed (unmanned)

2. BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should __________.

sound only fog signals until the other vessel is sighted
not sound any whistle signals until the other vessel is sighted
sound two blasts and change course to the left
sound whistle signals only if you change course

3. BOTH INTERNATIONAL & INLAND A vessel is being propelled both by sail and by engines. Under the Rules, the vessel is __________.

a "special circumstance" vessel
not covered under any category
a sail vessel
a power-driven vessel

4. BOTH INTERNATIONAL & INLAND You are underway in fog and hear one short, one prolonged, and one short blast in succession. What is the meaning of this signal?

A vessel is in distress and needs assistance.
A vessel is fishing, hauling nets.
A vessel is at anchor, warning of her position.
A vessel is towing.

5. BOTH INTERNATIONAL & INLAND You are approaching another vessel. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should __________.

answer the signal and hold course and speed
reduce speed slightly to make sure she will have room to pass
make a large course change, and slow down if necessary
wait for another whistle signal from the other vessel

6. BOTH INTERNATIONAL & INLAND When anchoring a 20-meter vessel at night, you must show __________.

one all-round white light
two all-round white lights
one all-round white light and the sternlight
one all-round white light and a flare up light

7. BOTH INTERNATIONAL & INLAND Barges being towed at night must exhibit navigation lights __________.

at all times
only if manned
only if towed astern
Need not be lighted

8. BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound __________.

one short blast and maintain course
two short blasts, alter to port, and pass astern
no signal and maneuver at will
the danger signal

9. INTERNATIONAL ONLY Which signal is required to be sounded by a power driven vessel ONLY?

A signal meaning, "I am altering my course to starboard."
A signal meaning, "I intend to overtake you on your starboard side."
A signal meaning that the vessel sounding it is in doubt as to the other vessel's actions.
A signal sounded when approaching a bend.

10. BOTH INTERNATIONAL & INLAND There are two classes of vessels which do not have to comply with the rule regarding traffic separation schemes, to the extent necessary to carry out their work. One of those is a vessel __________.

engaged in fishing
towing another
servicing a navigational aid
on pilotage duty