Ohio Boater Exam Practice Test 2026: Teste prático 5

Teste prático 5 de 6 — Ohio Boater Exam Practice Test: mais 25 perguntas com respostas e explicações.

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Ohio
133 perguntas
Verificado em 10 de outubro de 2026

Pergunta 1 de 25
If you use pyrotechnic signals to meet the requirement, how many must you carry?
- Six signals for night use only
- Three for day use and three for night use
- Ten signals of any type, day or night
- One for day use and one for night use
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Resposta: B. Three for day use and three for night use
Carry at least three day and three night signals. Combination day/night flares can count toward both.
Pergunta 2 de 25
A sailboat is motoring with its engine and its sails are down. How is it treated under the Navigation Rules?
- As a power-driven vessel
- As a vessel not under command
- As a sailing vessel
- As a vessel at anchor
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Resposta: A. As a power-driven vessel
A sailboat using its engine is a power-driven vessel and follows the power-driven rules.
Pergunta 3 de 25
What does an engine cut-off switch link do?
- Stops the engine if the operator is thrown from the helm
- Locks the steering wheel when you are not aboard
- Turns on the navigation lights automatically
- Starts the bilge blower before the engine starts
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Resposta: A. Stops the engine if the operator is thrown from the helm
The lanyard links the operator to the switch. If the operator is thrown from the helm, the link pulls free and the engine shuts off.
Pergunta 4 de 25
Why is sudden immersion in cold water so dangerous in the first minutes?
- Your body freezes solid within seconds
- Cold water is much harder to float in
- Life jackets stop working in cold water
- Cold shock makes you gasp and breathe in water
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Resposta: D. Cold shock makes you gasp and breathe in water
Sudden immersion triggers a gasp reflex and fast breathing. Without a life jacket, you can inhale water and drown before hypothermia even starts.
Pergunta 5 de 25
Light 4 in the diagram is the white sternlight. How wide is its arc?
- 225 degrees, toward the front
- 360 degrees, all around
- 112.5 degrees, on one side
- 135 degrees, toward the back
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Resposta: D. 135 degrees, toward the back
The sternlight shines over 135 degrees behind the boat. The masthead light covers 225 degrees forward.
Pergunta 6 de 25
Which non-pyrotechnic signal counts for nighttime use only?
- A red pennant
- An orange smoke signal
- An electric distress light
- An orange distress flag
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Resposta: C. An electric distress light
An electric distress light meets the night requirement. An orange flag only counts during the day.
Pergunta 7 de 25
What does this black buoy with a red band and two black balls on top mean?
- The center of a safe channel or fairway
- An isolated danger with safe water around it
- A mooring area where boats may tie up
- The start of a no-wake zone near shore
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Resposta: B. An isolated danger with safe water around it
Isolated danger marks are placed on or near a danger, such as a rock, that has navigable water around it. Do not pass close.
Pergunta 8 de 25
What must a boat 12 meters (39.4 feet) or longer carry for sound signals?
- A referee whistle for the operator
- A small hand bell kept at the helm
- A whistle audible for 1/2 nautical mile
- Nothing beyond a working VHF radio
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Resposta: C. A whistle audible for 1/2 nautical mile
Vessels 12 meters or longer need a whistle (horn) audible for 1/2 nautical mile. Vessels 20 meters or longer also need a bell.
Pergunta 9 de 25
Two powerboats meet head-on. What should each operator do?
- The larger boat holds course and the smaller turns
- Turn to port and pass starboard to starboard
- Both stop and wait for the other to move
- Turn to starboard and pass port side to port side
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Resposta: D. Turn to starboard and pass port side to port side
In a head-on meeting, each vessel alters course to starboard so they pass port to port.
Pergunta 10 de 25
How long should you run the blower before starting a gasoline inboard engine?
- At least 20 minutes
- Only while the engine is cranking
- About 10 seconds
- At least 4 minutes
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Resposta: D. At least 4 minutes
Boats with powered blowers carry a warning label: run the blower at least four minutes and check the bilge for gasoline vapors before starting.
Pergunta 11 de 25
On inland waters, you want to overtake a power-driven vessel and pass on its starboard side. What signal do you give?
- Two short blasts
- One short blast
- One prolonged blast
- Three short blasts
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Resposta: B. One short blast
Inland, one short blast means "I intend to overtake you on your starboard side". Two short blasts mean "on your port side".
Pergunta 12 de 25
Is it legal to tie your boat to a navigation buoy?
- No, it is dangerous and illegal
- Yes, if you stay less than an hour
- Yes, if the buoy is green
- Yes, but only in daylight
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Resposta: A. No, it is dangerous and illegal
Do not tie up to aids to navigation. It is dangerous and illegal, and it can hide the aid from other boaters.
Pergunta 13 de 25
Which non-pyrotechnic signal counts for daytime use only?
- An orange distress flag, 3 by 3 feet
- A white all-round anchor light
- An electric distress light
- A green flashlight, held up high
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Resposta: A. An orange distress flag, 3 by 3 feet
An orange distress flag is a day signal. An electric distress light is a night signal.
Pergunta 14 de 25
On inland waters, what signal does a power-driven vessel sound when it leaves a dock or berth?
- One short blast
- Two prolonged blasts
- One prolonged blast
- Five short blasts
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Resposta: C. One prolonged blast
A power-driven vessel leaving a dock or berth sounds one prolonged blast.
Pergunta 15 de 25
This white buoy with a blue band is a mooring buoy. What is it for?
- Warning of a hidden rock
- Marking the right side of a channel
- Marking a no-wake zone
- Tying up or securing a boat
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Resposta: D. Tying up or securing a boat
Mooring buoys are white with a horizontal blue band. They are made for boats to tie up to.
Pergunta 16 de 25
What is the maximum federal criminal penalty for boating under the influence?
- A written warning, with no fine
- Up to $5,000, one year in prison, or both
- Loss of your car driver license only
- A fine of up to $50 and a short class
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Resposta: B. Up to $5,000, one year in prison, or both
Federal BUI penalties include a civil penalty of up to $1,000, or a criminal penalty of up to $5,000, one year in prison, or both.
Pergunta 17 de 25
Someone is injured and needs medical treatment beyond first aid. How soon must the written report be filed?
- Within 10 days
- Within 48 hours
- Within 30 days
- Within one year
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Resposta: B. Within 48 hours
Reports are due within 48 hours for a death within 24 hours, an injury beyond first aid, or a disappearance. Other reportable accidents must be reported within 10 days.
Pergunta 18 de 25
Which feature means a boat must carry a fire extinguisher?
- Permanently installed fuel tanks
- A swim ladder at the stern
- A locker for the anchor and line
- A canvas bimini top for shade
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Resposta: A. Permanently installed fuel tanks
Extinguishers are required on boats with features such as closed compartments where fuel tanks may be stored, permanently installed fuel tanks or closed living spaces.
Pergunta 19 de 25
What does a yellow buoy like this tell you?
- Danger: rocks are right below the buoy
- It marks a special area, not a channel side
- There is safe water all around it
- Keep it on your right when returning
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Resposta: B. It marks a special area, not a channel side
Special marks are yellow. They point out a special area or feature and are not lateral channel markers.
Pergunta 20 de 25
Your powerboat is approaching a vessel engaged in fishing with nets. What must you do?
- Keep out of its way
- Sound five short blasts and continue
- Hold your course; it must move for you
- Pass close to look at its gear
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Resposta: A. Keep out of its way
A power-driven vessel underway must keep out of the way of a vessel engaged in fishing, which has nets or gear that limit its movement.
Pergunta 21 de 25
Your flares expired last year. Do they count toward the requirement?
- Yes, for up to 5 years after expiry
- Yes, if they are kept dry
- No, expired pyrotechnics do not count
- Yes, but only at night
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Resposta: C. No, expired pyrotechnics do not count
Pyrotechnic signals must be in date. Expired signals do not meet the requirement.
Pergunta 22 de 25
You see this red flag with a white diagonal stripe. What does it mean?
- The beach ahead is private property
- Shallow water ahead; boats should turn back
- Divers are nearby; slow down and keep well away
- A water-ski course is set up in this area
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Resposta: C. Divers are nearby; slow down and keep well away
The diver-down flag marks an area where people are diving. State laws set how far away boats must stay.
Pergunta 23 de 25
Where does the state validation decal go?
- On the stern, right next to the motor
- Within 6 inches of the registration number
- Inside the glove box, with the papers
- On the boat trailer's left fender
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Resposta: B. Within 6 inches of the registration number
The validation decal goes within 6 inches of the registration number, with no other numbers or letters nearby.
Pergunta 24 de 25
In fog, what signal does a power-driven vessel give while it is moving through the water?
- A bell rung once every 5 minutes
- Two short blasts every minute
- Three short blasts every 2 minutes
- One prolonged blast at least every 2 minutes
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Resposta: D. One prolonged blast at least every 2 minutes
In restricted visibility, a power-driven vessel making way sounds one prolonged blast at intervals of no more than 2 minutes.
Pergunta 25 de 25
What sound-producing device must a boat under 12 meters (39.4 feet) carry?
- A bell and a gong mounted on deck
- A siren, like those used on police boats
- Nothing; shouting loudly is enough
- An efficient sound device, such as a horn or whistle
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Resposta: D. An efficient sound device, such as a horn or whistle
Boats under 12 meters must carry an efficient sound-producing device, such as a hand-held air horn or a whistle. A human voice is not acceptable.

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