11-38.
What mark is used to indicate either a shoal that
is well offshore or an inlet separated by a
narrow channel?
1.
Isolated
2.
Safe water
3.
Special
4.
Cardinal
11-39.
Every buoy or light structure along the
Intracoastal Waterway has part of its surface
painted what color?
1.
Red
2.
Black
3.
Green
4.
Yellow
11-40.
When a ship reaches a position where the two
range lights or beacons are seen exactly in line,
that ship is
1.
off range
2.
on range
3.
guiding correctly
4.
not guiding correctly
11-41.
By what characteristic can you identify a
lighthouse that is transmitting fog signals?
1.
2.
The intensity of the blast
The number, interval, and tone of the
blast
3.
The code formed by the signal
4.
The distance the sound carries
11-42.
What sound apparatus emits sound through a
stell reed that is vibrated by compressed air?
1.
Diaphones
2.
Diaphragm horns
3.
Reed horns
4.
Siren
QUESTIONS 11-43 THROUGH 11-65 PERTAIN TO
THE RULES OF THE ROAD.
11-43.
Inland Rules apply to all vessels on the inland
waters of the United States and to vessels of the
United States on the Canadian waters of the
Great Lakes.
1.
True
2.
False
11-44.
What is the international whistle signal for I AM
ALTERING MY COURSE TO PORT?
1.
One short blast
2.
Two short blasts
3.
Three short blasts
4.
One prolonged blast
11-45.
Under both International and Inland Rules, what
is the minimum number of short blasts used as
the danger signal?
1.
7
2.
6
3.
5
4.
4
11-46.
What is the inland whistle signal for I INTEND
TO LEAVE YOU ON MY STARBOARD
SIDE?
1.
One short blast
2.
One long blast
3.
Two short blasts
4.
Two long blasts
11-47.
What rule applies when two power-driven
vessels are crossing so as to involve the risk of
collision?
1.
14
2.
15
3.
16
4.
17
11-48.
A sailboat always has the right-of-way over a
power-driven vessel.
1.
True
2.
False
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