1. INLAND ONLY What characteristic must a light have if used to signal passing intentions?

It must be an all-round white light.
It must be an alternating blue and white light.
It must be either an all-round white or an all-round yellow light.
It must be an alternating red and yellow light.

2. BOTH INTERNATIONAL & INLAND While underway in fog you hear the rapid ringing of a bell. What does this signal indicate?

A vessel backing down
A sailboat underway
A vessel at anchor
A vessel drifting

3. INLAND ONLY For the purpose of the Inland Navigation Rules, the term "inland waters" includes __________.

the Great Lakes on the United States side of the International Boundary
the water surrounding any islands of the United States
the coastline of the United States, out to one mile offshore
any lakes within state boundaries

4. BOTH INTERNATIONAL & INLAND A vessel may use any sound or light signals to attract the attention of another vessel as long as __________.

white lights are not used
red and green lights are not used
the vessel signals such intentions over the radiotelephone
the signal cannot be mistaken for a signal authorized by the Rules

5. BOTH INTERNATIONAL & INLAND A bell is used to sound a fog signal for a __________.

power-driven vessel underway
sailing vessel at anchor
vessel engaged in fishing
vessel not under command

6. BOTH INTERNATIONAL & INLAND A vessel is "in sight" of another vessel when she __________.

can be observed by radar
has determined that risk of collision exists
is sounding a fog signal which can be heard on the other vessel
can be observed visually from the other vessel

7. BOTH INTERNATIONAL & INLAND A "flashing light" is a light that __________.

flashes at regular intervals at a frequency of 120 flashes or more per minute
is yellow in color
is visible over an arc of the horizon of not less than 180°Nor more than 225°
All of the above

8. BOTH INTERNATIONAL & INLAND What would NOT be a distress signal?

"MAYDAY" sent by radiotelephone
Continuous sounding of fog horn
Green star shells fired from a launcher
Square flag and ball in a vertical line

9. BOTH INTERNATIONAL & INLAND In addition to sidelights what light should a vessel being towed astern show?

A sternlight
A masthead light
Not under command lights
Range lights

10. BOTH INTERNATIONAL & INLAND The term "prolonged blast" means a blast of __________.

two to four seconds duration
four to six seconds duration
six to eight seconds duration
eight to ten seconds duration