Ohio Boater Exam Practice Test 2026: Oefenexamen 2

Oefenexamen 2 van 6 voor Ohio Boater Exam Practice Test: 25 extra vragen met antwoorden en uitleg.

Varen
Ohio
133 vragen
Gecontroleerd op 10 oktober 2026

Vraag 1 van 25
What kind of numbers do red nun buoys like this carry?
- Odd numbers
- Even numbers
- Letters only
- No numbers
Toon antwoord
Antwoord: B. Even numbers
Red lateral markers carry even numbers, and the numbers increase as you head in from sea.
Vraag 2 van 25
How should the registration number be separated into groups?
- It must be written as one long group
- With a slash between letters and numbers
- With a hyphen or a space the width of one letter
- With periods between each character
Toon antwoord
Antwoord: C. With a hyphen or a space the width of one letter
Spaces or hyphens equal to the width of a letter (other than I) or number (other than 1) separate the groups.
Vraag 3 van 25
How often should you inspect your fire extinguishers?
- Every 5 years
- Monthly
- Never, if the seal is intact
- Only after a fire
Toon antwoord
Antwoord: B. Monthly
Inspect extinguishers monthly. If the label lists a minimum weight, weigh them once a year.
Vraag 4 van 25
Which engines must have a Coast Guard-approved backfire flame arrester?
- Diesel engines only
- Gasoline inboard engines
- Electric trolling motors
- All outboard motors
Toon antwoord
Antwoord: B. Gasoline inboard engines
Gasoline engines installed after April 25, 1940, except outboard motors, must have an approved backfire flame control device.
Vraag 5 van 25
Two sailboats meet with the wind on different sides. Which must keep clear?
- The boat with the wind on its port side
- The boat with the wind on its starboard side
- The larger sailboat
- The boat that is to leeward
Toon antwoord
Antwoord: A. The boat with the wind on its port side
When sailing vessels have the wind on different sides, the one with the wind on its port side keeps out of the way.
Vraag 6 van 25
What does this white marker with an open orange diamond mean?
- Danger, such as rocks, shoals or a dam
- Boats may not enter the area
- A safe place to anchor overnight
- A speed limit applies here
Toon antwoord
Antwoord: A. Danger, such as rocks, shoals or a dam
An orange diamond warns of danger. The danger may be described in black letters on the marker.
Vraag 7 van 25
During the day, what shape does a vessel at anchor display?
- Two red balls on the mast
- An orange flag at the stern
- A black ball near the bow
- A black cone, point down
Toon antwoord
Antwoord: C. A black ball near the bow
An anchored vessel shows a black ball forward by day and an all-round white light at night. Vessels under 7 meters away from channels and anchorages are generally exempt.
Vraag 8 van 25
In a narrow channel, which side should you keep to?
- The starboard (right) side
- Whichever side has less traffic
- The center of the channel
- The port (left) side
Toon antwoord
Antwoord: A. The starboard (right) side
In a narrow channel, keep as near to the outer edge on your starboard side as is safe.
Vraag 9 van 25
At night you see a red and a green light straight ahead. What is happening?
- A vessel is heading straight toward you
- A vessel is moving away from you
- A vessel is anchored
- A buoy marks a channel
Toon antwoord
Antwoord: A. A vessel is heading straight toward you
Seeing both sidelights means the vessel is pointed at you. Treat it as a head-on meeting and turn to starboard.
Vraag 10 van 25
A large ship can only operate safely inside a narrow channel. What must a small recreational boat do?
- Hold course because small boats have right of way
- Not get in its way
- Stop in the channel and wait
- Cross in front of it to show its position
Toon antwoord
Antwoord: B. Not get in its way
Vessels under 20 meters (65.6 feet) and sailing vessels must not impede a vessel that can navigate safely only within a narrow channel.
Vraag 11 van 25
What must every operator do at all times to avoid collisions?
- Rely on other boats to see you
- Watch the radar only
- Look out only at night
- Keep a proper lookout by sight and hearing
Toon antwoord
Antwoord: D. Keep a proper lookout by sight and hearing
Every vessel must keep a proper lookout by sight and hearing, and by all available means, at all times.
Vraag 12 van 25
Your boat is 40 feet long and you operate on U.S. inland waters. What document must you keep on board?
- A copy of the boat's insurance policy
- A copy of the Navigation Rules
- A map of every state you will visit
- A list of marinas with fuel
Toon antwoord
Antwoord: B. A copy of the Navigation Rules
Operators of vessels 12 meters (39.4 feet) or longer must keep a copy of the Navigation Rules on board on inland waters.
Vraag 13 van 25
Your state has a different child life jacket age than the federal rule. Which rule applies on that state's waters?
- The federal rule always
- The state rule
- Whichever age is higher
- Neither; you may choose
Toon antwoord
Antwoord: B. The state rule
Where a state sets its own child life jacket requirement, the state rule applies on waters under that state's jurisdiction.
Vraag 14 van 25
A power-driven boat under 12 meters (39.4 feet) may show which lights instead of a masthead light and sternlight?
- One flashing yellow light at the bow
- Its sidelights only, with no white light
- Two red all-round lights, one above the other
- An all-round white light plus sidelights
Toon antwoord
Antwoord: D. An all-round white light plus sidelights
A power-driven vessel under 12 meters may combine its masthead light and sternlight into one all-round white light, shown with sidelights.
Vraag 15 van 25
During the day, a sailboat using its engine with its sails up should display what?
- A black cone with its point down
- An orange flag on the mast
- A red pennant at the stern
- A black ball in the rigging
Toon antwoord
Antwoord: A. A black cone with its point down
A sailing vessel under power displays a cone, apex down, by day. It is not required for vessels under 12 meters on inland waters.
Vraag 16 van 25
When must recreational boats show navigation lights?
- Only when other boats are close by
- From sunset to sunrise and in poor visibility
- Only on nights when there is no moon
- Only on the ocean, not on lakes or rivers
Toon antwoord
Antwoord: B. From sunset to sunrise and in poor visibility
Navigation lights are required between sunset and sunrise and during periods of restricted visibility.
Vraag 17 van 25
On a powerboat under 12 meters, how high must the all-round white light be above the sidelights?
- At least 6 inches (15 cm)
- At least 10 feet (3 meters)
- At the same height as them
- At least 3.3 feet (1 meter)
Toon antwoord
Antwoord: D. At least 3.3 feet (1 meter)
The masthead or all-round white light must be at least 3.3 feet higher than the sidelights.
Vraag 18 van 25
A vessel overtaking you on inland waters signals its plan, and you agree. What do you do?
- Turn toward the overtaking boat
- Sound five short blasts
- Do nothing; silence means yes
- Sound the same signal back
Toon antwoord
Antwoord: D. Sound the same signal back
The vessel being overtaken answers with the same signal if it agrees. If it is unsure, it sounds the danger signal of at least five short blasts.
Vraag 19 van 25
What does this white marker with an orange circle mean?
- A controlled area; here, no wake
- Danger from rocks right below
- Boats must keep out of the area
- Directions to a nearby marina
Toon antwoord
Antwoord: A. A controlled area; here, no wake
An orange circle marks a controlled area, such as a no-wake or speed-limit zone. The rule is written inside the circle.
Vraag 20 van 25
Where can you legally throw plastic overboard?
- More than 12 miles from shore
- Nowhere
- More than 3 miles from shore
- Only in rivers
Toon antwoord
Antwoord: B. Nowhere
Discharging plastic into the water is prohibited everywhere.
Vraag 21 van 25
Why is a personal watercraft operator's lanyard attached to their body or life jacket?
- So the PWC can be anchored
- So the engine stops if the rider falls off
- So the lights turn on automatically
- So the rider can tow a tube
Toon antwoord
Antwoord: B. So the engine stops if the rider falls off
If the rider falls off, the lanyard pulls the cut-off switch and the engine stops, so the PWC does not keep going without them.
Vraag 22 van 25
This marker shows a diamond with a cross and the words "SWIM AREA". What must boaters do?
- Keep it on your right when returning
- Keep out of the marked swimming area
- Anchor there to swim
- Slow down and pass through it
Toon antwoord
Antwoord: B. Keep out of the marked swimming area
A diamond with a cross means boats keep out. Here it protects a swimming area.
Vraag 23 van 25
Which check is part of keeping a fire extinguisher "good and serviceable"?
- The gauge is in the operable range and the pin is in place
- The extinguisher has been tested by using it once
- The label has been removed so it fits the bracket
- The nozzle is taped shut to keep out dirt
Toon antwoord
Antwoord: A. The gauge is in the operable range and the pin is in place
A serviceable extinguisher has its gauge in the operable range, its lock pin in place, a clear nozzle and no serious corrosion or damage.
Vraag 24 van 25
How should a give-way vessel act?
- By speeding up to cross in front
- Late, with a small turn at the last moment
- Early and with a large, obvious change of course or speed
- By sounding five short blasts and holding course
Toon antwoord
Antwoord: C. Early and with a large, obvious change of course or speed
The give-way vessel must take early and substantial action so the other operator can clearly see what it is doing.
Vraag 25 van 25
On inland waters, what do two short blasts mean when two power-driven vessels meet or cross in sight of each other?
- "I intend to leave you on my starboard side"
- "I intend to leave you on my port side"
- "I am leaving the dock"
- "I am anchored"
Toon antwoord
Antwoord: A. "I intend to leave you on my starboard side"
Under Inland Rule 34, two short blasts mean "I intend to leave you on my starboard side".

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