OUPV Navigation General Exam
Questions and Guide Answers
100% Verified Graded A+
1. The term "Slack Water" during a tidal change means
a. Range of the tide
b. Plane of the tide
c. Little or no movement of water
d. Reversing of the tide
Answer: c. Little or no movement of water
2. When entering a channel from the sea and decide to check your compass
heading you steer on a pair of range lights and find the upper light is in line
with the lower light you should
a. Come left
b. Come right
,c. Maintain your current course
d. Wait until the lights are no longer in a vertical line
Answer: c. Maintain your current course
3. You observe a buoy mark having green and red horizontal bands it will have
a light characteristic of
a. Interrupted quick flashing
b. Morse (A)
c. Quick flashing
d. Composite group flashing (2+1)
Answer: d. Composite group flashing (2+1)
4. The direction of the earth's surface wind is
a. Directed from high pressure toward high pressure
b. Deflected by the sun's solar energy
c. Directed from low pressure toward high pressure
d. Deflected by the earth's rotation (Coriolis Effect)
Answer: d. Deflected by the earth's rotation (Coriolis Ettect)
5. Your vessel's position should be plotted using bearings of
a. Buoys close at hand
,b. Buoys at a distance
c. Fixed known objects on shore
d. None of the above
Answer: c. Fixed known objects on shore
6. Which buoy may be lettered and NOT numbered?
a. Preferred-channel buoy
b. Green unlighted can buoy
c. Red lighted buoy
d. Green can buoy
Answer: a. Preferred-channel buoy
7. Spring tides will produce
a. Unpredictable currents
b. Unpredictable tide changes in the spring of the year
c. Higher highs and lower lows than normal
d. Lower highs and higher lows than normal
Answer: c. Higher highs and lower lows than normal
8. You must assume when using a buoy as an aid to navigation
, a. The buoy should be considered to always be in the charted location.
b. The buoy may not be in the charted position.
c. If lighted, the buoy should be considered to be in the charted location.
d. The buoy should be considered to be in the charted position if it has been
freshly painted.
Answer: b. The buoy may not be in the charted position.
9. The "Local Notice to Mariners" provides corrections of local nature to charts
and is published
a. Quarterly
b. Monthly
c. Weekly
d. Daily
Answer: c. Weekly
10. The term "Tide" means
a. Salinity content of the water
b. Mixing of salt and fresh water
c. Horizontal movement of the water
d. Vertical movement of the water
Questions and Guide Answers
100% Verified Graded A+
1. The term "Slack Water" during a tidal change means
a. Range of the tide
b. Plane of the tide
c. Little or no movement of water
d. Reversing of the tide
Answer: c. Little or no movement of water
2. When entering a channel from the sea and decide to check your compass
heading you steer on a pair of range lights and find the upper light is in line
with the lower light you should
a. Come left
b. Come right
,c. Maintain your current course
d. Wait until the lights are no longer in a vertical line
Answer: c. Maintain your current course
3. You observe a buoy mark having green and red horizontal bands it will have
a light characteristic of
a. Interrupted quick flashing
b. Morse (A)
c. Quick flashing
d. Composite group flashing (2+1)
Answer: d. Composite group flashing (2+1)
4. The direction of the earth's surface wind is
a. Directed from high pressure toward high pressure
b. Deflected by the sun's solar energy
c. Directed from low pressure toward high pressure
d. Deflected by the earth's rotation (Coriolis Effect)
Answer: d. Deflected by the earth's rotation (Coriolis Ettect)
5. Your vessel's position should be plotted using bearings of
a. Buoys close at hand
,b. Buoys at a distance
c. Fixed known objects on shore
d. None of the above
Answer: c. Fixed known objects on shore
6. Which buoy may be lettered and NOT numbered?
a. Preferred-channel buoy
b. Green unlighted can buoy
c. Red lighted buoy
d. Green can buoy
Answer: a. Preferred-channel buoy
7. Spring tides will produce
a. Unpredictable currents
b. Unpredictable tide changes in the spring of the year
c. Higher highs and lower lows than normal
d. Lower highs and higher lows than normal
Answer: c. Higher highs and lower lows than normal
8. You must assume when using a buoy as an aid to navigation
, a. The buoy should be considered to always be in the charted location.
b. The buoy may not be in the charted position.
c. If lighted, the buoy should be considered to be in the charted location.
d. The buoy should be considered to be in the charted position if it has been
freshly painted.
Answer: b. The buoy may not be in the charted position.
9. The "Local Notice to Mariners" provides corrections of local nature to charts
and is published
a. Quarterly
b. Monthly
c. Weekly
d. Daily
Answer: c. Weekly
10. The term "Tide" means
a. Salinity content of the water
b. Mixing of salt and fresh water
c. Horizontal movement of the water
d. Vertical movement of the water
