ASA 106 Practice Exam Questions With
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
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1. What is the primary purpose of a passage plan in coastal cruising?
A. To determine sailing speed
B. To prepare navigation, safety, and route details before departure
C. To calculate fuel consumption
D. To inspect sails before departure
Correct Answer: B
Rationale: A passage plan ensures safe and efficient navigation by
organizing route selection, weather, hazards, and contingencies
before departure.
2. Which publication provides official navigation rules for international
waters?
A. Sailing Almanac
B. Local harbor guide
C. COLREGS
D. NOAA tide tables
,Correct Answer: C
Rationale: The COLREGS (International Regulations for Preventing
Collisions at Sea) govern navigation rules internationally.
3. What is the meaning of a red buoy in the IALA B system?
A. Keep buoy to port when returning from sea
B. Keep buoy to starboard when returning from sea
C. Anchoring permitted
D. Dangerous wreck marker
Correct Answer: A
Rationale: In IALA Region B (Americas), red buoys mark the starboard
side of channels when entering from sea; thus they are kept to port
when returning.
4. What does a beam reach refer to?
A. Wind coming directly from ahead
B. Wind coming from directly behind
C. Wind coming from the side of the boat
D. No wind condition
Correct Answer: C
Rationale: A beam reach occurs when the wind is approximately
perpendicular (90°) to the vessel.
5. What is the main function of a halyard?
,A. Steering the vessel
B. Raising sails
C. Securing anchor
D. Measuring depth
Correct Answer: B
Rationale: Halyards are lines used to hoist sails or spars.
6. What should you do first when encountering heavy fog while
underway?
A. Increase speed
B. Turn off navigation lights
C. Reduce speed and sound fog signals
D. Anchor immediately
Correct Answer: C
Rationale: Safety requires reducing speed and using sound signals to
avoid collision in restricted visibility.
7. Which instrument is used primarily to determine wind direction?
A. Log
B. Compass
C. Wind vane
D. Barometer
Correct Answer: C
, Rationale: A wind vane shows the direction from which wind is
coming.
8. What does "heaving to" accomplish?
A. Increases speed
B. Stops the boat completely
C. Stabilizes the vessel in rough weather
D. Repairs sails
Correct Answer: C
Rationale: Heaving to balances sails and rudder to keep the boat
stable with minimal drift.
9. What is the purpose of a VHF radio on a sailing vessel?
A. Weather forecasting only
B. Entertainment
C. Communication for safety and navigation
D. Steering assistance
Correct Answer: C
Rationale: VHF radios are essential for distress calls, coordination, and
marine communication.
10. What is a lee shore?
A. Shore from which wind blows offshore
B. Shore toward which wind blows
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
Download Pdf
1. What is the primary purpose of a passage plan in coastal cruising?
A. To determine sailing speed
B. To prepare navigation, safety, and route details before departure
C. To calculate fuel consumption
D. To inspect sails before departure
Correct Answer: B
Rationale: A passage plan ensures safe and efficient navigation by
organizing route selection, weather, hazards, and contingencies
before departure.
2. Which publication provides official navigation rules for international
waters?
A. Sailing Almanac
B. Local harbor guide
C. COLREGS
D. NOAA tide tables
,Correct Answer: C
Rationale: The COLREGS (International Regulations for Preventing
Collisions at Sea) govern navigation rules internationally.
3. What is the meaning of a red buoy in the IALA B system?
A. Keep buoy to port when returning from sea
B. Keep buoy to starboard when returning from sea
C. Anchoring permitted
D. Dangerous wreck marker
Correct Answer: A
Rationale: In IALA Region B (Americas), red buoys mark the starboard
side of channels when entering from sea; thus they are kept to port
when returning.
4. What does a beam reach refer to?
A. Wind coming directly from ahead
B. Wind coming from directly behind
C. Wind coming from the side of the boat
D. No wind condition
Correct Answer: C
Rationale: A beam reach occurs when the wind is approximately
perpendicular (90°) to the vessel.
5. What is the main function of a halyard?
,A. Steering the vessel
B. Raising sails
C. Securing anchor
D. Measuring depth
Correct Answer: B
Rationale: Halyards are lines used to hoist sails or spars.
6. What should you do first when encountering heavy fog while
underway?
A. Increase speed
B. Turn off navigation lights
C. Reduce speed and sound fog signals
D. Anchor immediately
Correct Answer: C
Rationale: Safety requires reducing speed and using sound signals to
avoid collision in restricted visibility.
7. Which instrument is used primarily to determine wind direction?
A. Log
B. Compass
C. Wind vane
D. Barometer
Correct Answer: C
, Rationale: A wind vane shows the direction from which wind is
coming.
8. What does "heaving to" accomplish?
A. Increases speed
B. Stops the boat completely
C. Stabilizes the vessel in rough weather
D. Repairs sails
Correct Answer: C
Rationale: Heaving to balances sails and rudder to keep the boat
stable with minimal drift.
9. What is the purpose of a VHF radio on a sailing vessel?
A. Weather forecasting only
B. Entertainment
C. Communication for safety and navigation
D. Steering assistance
Correct Answer: C
Rationale: VHF radios are essential for distress calls, coordination, and
marine communication.
10. What is a lee shore?
A. Shore from which wind blows offshore
B. Shore toward which wind blows
