1. BOTH INTERNATIONAL & INLAND While underway and in sight of another vessel crossing less than .5 mile away, you put your engines full speed astern. Which statement concerning whistle signals is TRUE?

You must sound three short blasts on the whistle.
You must sound one blast if backing to starboard.
You must sound whistle signals only if the vessels are meeting.
You need not sound any whistle signals.

2. BOTH INTERNATIONAL & INLAND While you are underway, navigation lights must be displayed on your vessel __________.

during all periods of restricted visibility
at all times
at night only when other vessels may be in the area
at night only when vessels are detected on radar

3. BOTH INTERNATIONAL & INLAND What is a light signal authorized by the Secretary of the Navy as an additional navigational light for a ship of war?

Two yellow lights in a vertical line for a carrier launching aircraft
Green masthead and yardarm lights for a vessel engaged in mineclearing operations
Flashing amber beacon for submarines
Yellow flares indicating torpedo firing exercises

4. INLAND ONLY Two vessels are meeting on a clear day and will pass less than half a mile apart. In this situation whistle signals __________.

must be exchanged
may be exchanged
must be exchanged if passing agreements have not been made by radio
must be exchanged only if course changes are necessary by either vessel

5. BOTH INTERNATIONAL & INLAND At night, a vessel which is less than 7 meters in length and anchored in an area where other vessels do not normally navigate is __________.

not required to show any anchor lights
required to show a flare-up light
required to show one white light
required to show sidelights and a sternlight

6. BOTH INTERNATIONAL & INLAND While underway in fog, you hear a short blast, a prolonged blast, and a short blast of a whistle. This signal indicates a __________.

vessel towing in fog
sailboat underway in fog
vessel being towed in fog
vessel anchored in fog

7. BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?

A vessel not under command
A vessel towing by pushing ahead
A vessel engaged in dredging
A vessel trawling

8. BOTH INTERNATIONAL & INLAND Which vessel does NOT sound a fog signal of one prolonged followed by two short blasts?

A vessel dredging
A vessel being towed
A vessel engaged in fishing
A sailing vessel

9. 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
the danger signal
no signal and maneuver at will

10. BOTH INTERNATIONAL & INLAND A power-driven vessel with a 150-meter stern tow shall display __________.

three masthead lights in a vertical line
a towing light above the sternlight
two towing lights in a vertical line
a red light over a white light at the masthead