Florida Boater Exam Practice Test 2026：第6套练习测试

Florida Boater Exam Practice Test 练习测试第6套（共6套）：再练20道题，附答案和解释。

船只驾驶
佛罗里达州
135道题
核对于2026年10月10日

第1题，共20题
At night you see another boat's red sidelight on your starboard side. What should you do?
- Hold course, since you are the stand-on boat
- Speed up to cross in front of it quickly
- Give way, because it is crossing from your right
- Turn off your lights so you do not confuse it
显示答案
答案: C. Give way, because it is crossing from your right
A red light on your right means a boat is crossing from your starboard side. You are the give-way vessel.
第2题，共20题
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
显示答案
答案: 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.
第3题，共20题
Which engines must have a Coast Guard-approved backfire flame arrester?
- Diesel engines only
- Gasoline inboard engines
- Electric trolling motors
- All outboard motors
显示答案
答案: B. Gasoline inboard engines
Gasoline engines installed after April 25, 1940, except outboard motors, must have an approved backfire flame control device.
第4题，共20题
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
显示答案
答案: 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.
第5题，共20题
Where must recreational boats carry visual distress signals?
- Coastal waters, the Great Lakes and territorial seas
- Only on rivers that are wider than 1 mile
- Only on small inland lakes and ponds
- Only within 1 mile of any shoreline
显示答案
答案: A. Coastal waters, the Great Lakes and territorial seas
Visual distress signals are required on U.S. coastal waters, the Great Lakes, territorial seas, and connected waters up to where they become less than 2 nautical miles wide.
第6题，共20题
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
显示答案
答案: 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.
第7题，共20题
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
显示答案
答案: C. One prolonged blast
A power-driven vessel leaving a dock or berth sounds one prolonged blast.
第8题，共20题
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
显示答案
答案: B. From sunset to sunrise and in poor visibility
Navigation lights are required between sunset and sunrise and during periods of restricted visibility.
第9题，共20题
A 30-foot boat with an engine room must post which placard?
- An oil discharge placard, at least 5 by 8 inches
- A speed limit sign for the nearest marina
- A placard listing the names of the crew
- A no-smoking sign, at least 2 by 3 inches
显示答案
答案: A. An oil discharge placard, at least 5 by 8 inches
Boats 26 feet or longer with a machinery space must post an oil discharge placard at least 5 by 8 inches in the machinery space or at the bilge pump station.
第10题，共20题
Which light does a boat show when anchored at night?
- An all-round red light
- Its red and green sidelights
- An all-round white light
- A flashing yellow light
显示答案
答案: C. An all-round white light
A vessel at anchor shows an all-round white light at night and a black ball by day.
第11题，共20题
Under the federal rule, which children must wear a life jacket while the boat is underway?
- Only children who cannot swim, of any age
- Under 13, unless below deck or in an enclosed cabin
- Under 6, but only when the boat is out at night
- Under 18, at all times when they are on board
显示答案
答案: B. Under 13, unless below deck or in an enclosed cabin
The federal rule requires children under 13 to wear an approved life jacket while underway, unless below deck or in an enclosed cabin.
第12题，共20题
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
显示答案
答案: 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.
第13题，共20题
A friend lifts your life jacket at the shoulders and it stays below your chin. What does this show?
- It fits properly
- It is the wrong color
- It is too loose
- It needs to be inflated
显示答案
答案: A. It fits properly
A properly fitted life jacket stays in place when lifted at the shoulders. If it rides up over your chin or ears, it is too loose.
第14题，共20题
One 20-B fire extinguisher can replace how many required 5-B extinguishers?
- Two
- Four
- Three
- One
显示答案
答案: A. Two
One 20-B extinguisher may be carried in place of two required 5-B extinguishers.
第15题，共20题
On a Coast Guard documented vessel, how tall must the name and hailing port be?
- Any size that can be read
- At least 12 inches
- At least 1 inch
- At least 4 inches
显示答案
答案: D. At least 4 inches
Documented vessels show their name and hailing port together on the hull in letters at least 4 inches high.
第16题，共20题
Which boats must display a garbage placard?
- Only boats over 100 feet
- Only sailboats
- All boats of any size
- Boats 26 feet and longer
显示答案
答案: D. Boats 26 feet and longer
Vessels 26 feet or longer must display a garbage placard at least 4 by 9 inches in a prominent place.
第17题，共20题
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
显示答案
答案: 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.
第18题，共20题
What does this buoy with red and white vertical stripes mark?
- Safe water, such as the middle of a channel
- A place where boats may not go
- A swimming area
- A wreck or rock to stay away from
显示答案
答案: A. Safe water, such as the middle of a channel
Safe water markers have red and white vertical stripes. They mark safe water all around, often a fairway or mid-channel.
第19题，共20题
Which kind of life jacket is the right choice for riding a personal watercraft?
- A non-inflatable life jacket rated for PWC use
- A throwable cushion held on your lap
- No life jacket is needed on a PWC
- An inflatable belt pack
显示答案
答案: A. A non-inflatable life jacket rated for PWC use
Most inflatable life jackets are not approved for PWC use. Wear a properly sized, inherently buoyant life jacket meant for PWC riding.
第20题，共20题
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
显示答案
答案: 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.

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