1. BOTH INTERNATIONAL & INLAND Each prolonged blast on whistle signals used by a power-driven vessel in fog, whether making way or underway but not making way, is __________.

about one second
two to four seconds
four to six seconds
eight to ten seconds

2. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?

Risk of collision never exists if the compass bearing of the other vessel is changing.
Proper use shall be made of radar equipment to determine risk of collision.
Risk of collision must be determined before any action can be taken by a vessel.
Risk of collision exists if the vessels will pass within half a mile of each other.

3. INLAND ONLY A barge more than 50 meters long would be required to show how many white anchor lights when anchored in a Secretary of Transportation approved "special anchorage area"?

1
2
3
4

4. BOTH INTERNATIONAL & INLAND A white masthead light shows through an arc of how many degrees?

90°
112.5°
225°
360°

5. BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong?

A sailing vessel
Any vessel over 50 meters
A power driven vessel over 75 meters
Any vessel over 100 meters

6. INLAND ONLY A special flashing light is used on a vessel(s) __________.

being pushed ahead
at anchor in a fairway
towed astern
All of the above

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

vessels at anchor, not engaged in fishing
vessels underway and towing
vessels in danger
pilot vessels

8. BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility apply to vessels __________.

in sight of one another in fog
navigating in or near an area of restricted visibility
only if they are showing special purpose lights
only if they have operational radar

9. 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

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

Intermittent flashing amber (yellow) beacon for submarines
Green masthead and yardarm lights indicating mine clearance operations
Red-white-red lights in a vertical line for a carrier, launching aircraft
Yellow flares indicating torpedo firing exercises