Florida Boater Exam Practice Test 2026：第5套练习测试

1. 第1题，共25题

   Another vessel sounds at least five short, rapid blasts. What does it mean?

   • AIt agrees with your plan and will hold its course
   • BIt is about to anchor in the middle of the channel
   • CIt is greeting you and inviting you to pass
   • DIt doubts your intentions or your action to avoid a collision
   显示答案

   答案: D. It doubts your intentions or your action to avoid a collision

   Five or more short, rapid blasts is the doubt or danger signal. Slow down and make your intentions clear.

2. 第2题，共25题

   Where should swimmers stay away from while a boat's engine or generator is running?

   • AThe shoreline and shallow water nearby
   • BThe bow, where the anchor is stored
   • CThe swim platform and the back of the boat
   • DThe anchor line at the front of the boat
   显示答案

   答案: C. The swim platform and the back of the boat

   Exhaust gases with carbon monoxide collect near the stern and swim platform. Do not swim or sit there while engines or generators run.

3. 第3题，共25题

   If you use pyrotechnic signals to meet the requirement, how many must you carry?

   • ASix signals for night use only
   • BThree for day use and three for night use
   • CTen signals of any type, day or night
   • DOne for day use and one for night use
   显示答案

   答案: 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.

4. 第4题，共25题

   When must the operator of a covered boat use the engine cut-off switch link?

   • AOnly when towing a skier or a tube
   • BWhen on plane or above displacement speed
   • COnly when docking at a marina or ramp
   • DOnly when operating after dark
   显示答案

   答案: B. When on plane or above displacement speed

   Since April 1, 2021, operators of covered boats must use the engine cut-off switch link when running on plane or above displacement speed.

5. 第5题，共25题

   What does "not under command" mean in the Navigation Rules?

   • AA vessel with no licensed captain on board at the time
   • BA vessel that cannot maneuver because of a problem, such as a steering failure
   • CA vessel that is going faster than the posted speed limit
   • DA vessel that is anchored or tied to a mooring buoy
   显示答案

   答案: B. A vessel that cannot maneuver because of a problem, such as a steering failure

   A vessel not under command cannot keep out of the way because of an exceptional circumstance. Other vessels, including sailboats, must keep clear of it.

6. 第6题，共25题

   Older B-I and B-II extinguishers are still accepted on which boats?

   • AAll boats, of any model year
   • BOnly boats built in 2018 or later
   • CBoats built in model year 2017 or earlier
   • DOnly personal watercraft of any year
   显示答案

   答案: C. Boats built in model year 2017 or earlier

   Coast Guard B-I and B-II extinguishers are acceptable only on vessels built in model year 2017 or earlier.

7. 第7题，共25题

   You are returning from sea. On which side should you keep this green buoy?

   • AOn your port (left) side
   • BOn your starboard (right) side
   • COn either side
   • DDirectly ahead of you
   显示答案

   答案: A. On your port (left) side

   Green lateral markers mark the port side of the channel when you return from sea. Keep them on your left.

8. 第8题，共25题

   Your boat is 40 feet long and you operate on U.S. inland waters. What document must you keep on board?

   • AA copy of the boat's insurance policy
   • BA copy of the Navigation Rules
   • CA map of every state you will visit
   • DA list of marinas with fuel
   显示答案

   答案: 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.

9. 第9题，共25题

   A sailboat is motoring with its engine and its sails are down. How is it treated under the Navigation Rules?

   • AAs a power-driven vessel
   • BAs a vessel not under command
   • CAs a sailing vessel
   • DAs a vessel at anchor
   显示答案

   答案: A. As a power-driven vessel

   A sailboat using its engine is a power-driven vessel and follows the power-driven rules.

10. 第10题，共25题

    Under federal law, at what blood alcohol concentration is a recreational boat operator considered intoxicated?

    • A0.12 or higher
    • B0.02 or higher
    • C0.08 or higher
    • D0.15 or higher
    显示答案

    答案: C. 0.08 or higher

    Operating a vessel with a blood alcohol concentration of 0.08 or higher is a federal violation. States also have their own BUI laws.

11. 第11题，共25题

    Where must the registration number be displayed on a numbered boat?

    • AInside the cabin, near the helm
    • BOn each side of the forward half of the boat
    • COn the windshield, facing forward
    • DOn the transom only, below the motor
    显示答案

    答案: B. On each side of the forward half of the boat

    Registration numbers go on both sides of the forward half of the hull, reading left to right.

12. 第12题，共25题

    You see this marker with an orange circle and the number 10 inside. What does it tell you?

    • AA speed limit applies in the area
    • B10 boats may anchor here
    • CIt is buoy number 10 in the channel
    • DThe water is 10 feet deep
    显示答案

    答案: A. A speed limit applies in the area

    A circle marks a controlled area. A number inside shows the speed limit that applies.

13. 第13题，共25题

    A vessel flies this blue and white flag (code flag A). What does it mean?

    • AIt is towing a skier and needs extra room
    • BIt is for sale and you may come alongside
    • CIt has divers down and cannot easily maneuver
    • DIt is anchored for the night with no one aboard
    显示答案

    答案: C. It has divers down and cannot easily maneuver

    When a vessel engaged in diving cannot show the normal shapes, it displays a rigid replica of code flag "A" at least 1 meter (3.3 feet) high.

14. 第14题，共25题

    A sailboat under sail (A) and a powerboat (B) are on crossing courses. Which one is the give-way vessel?

    • AThe boat on the left
    • BThe sailboat, A
    • CThe powerboat, B
    • DThe boat that is moving faster
    显示答案

    答案: C. The powerboat, B

    A power-driven vessel must keep out of the way of a sailing vessel, unless the sailboat is overtaking it.

15. 第15题，共25题

    On a powerboat under 12 meters, how high must the all-round white light be above the sidelights?

    • AAt least 6 inches (15 cm)
    • BAt least 10 feet (3 meters)
    • CAt the same height as them
    • DAt least 3.3 feet (1 meter)
    显示答案

    答案: 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.

16. 第16题，共25题

    Which boats must also carry a throwable flotation device?

    • AOnly canoes and kayaks, of any length
    • BOnly boats over 40 feet used on the ocean
    • CAll boats of any length, including paddleboards
    • DBoats 16 feet or longer, except canoes and kayaks
    显示答案

    答案: D. Boats 16 feet or longer, except canoes and kayaks

    Boats 16 feet or longer, except canoes and kayaks, must also carry one throwable device (Type IV).

17. 第17题，共25题

    In a narrow channel, which side should you keep to?

    • AThe starboard (right) side
    • BWhichever side has less traffic
    • CThe center of the channel
    • DThe port (left) side
    显示答案

    答案: A. The starboard (right) side

    In a narrow channel, keep as near to the outer edge on your starboard side as is safe.

18. 第18题，共25题

    A 70-foot (21-meter) boat must carry which sound-producing devices?

    • AA whistle, a bell and a gong
    • BA hand-held air horn only
    • CA whistle and a bell
    • DA whistle only
    显示答案

    答案: C. A whistle and a bell

    Vessels 20 meters or longer need a whistle and a bell. A gong is added at 100 meters or longer.

19. 第19题，共25题

    Which boats are covered by the federal engine cut-off switch law?

    • AOnly sailboats that have an outboard motor
    • BOnly commercial fishing boats of any size
    • CRecreational boats under 26 feet, about 3 hp or more
    • DAll recreational boats over 40 feet long
    显示答案

    答案: C. Recreational boats under 26 feet, about 3 hp or more

    The law covers recreational vessels under 26 feet with engines that make 115 pounds of static thrust (about 3 hp) or more.

20. 第20题，共25题

    Where can you legally throw plastic overboard?

    • AMore than 12 miles from shore
    • BNowhere
    • CMore than 3 miles from shore
    • DOnly in rivers
    显示答案

    答案: B. Nowhere

    Discharging plastic into the water is prohibited everywhere.

21. 第21题，共25题

    Which boating accident must be reported to the state?

    • AOne where someone needs more than first aid
    • BA scratch to the hull that costs $100 to fix
    • CAny time a fishing line breaks on a snag
    • DAny time a boat runs out of fuel on the water
    显示答案

    答案: A. One where someone needs more than first aid

    A report is required for a death, a disappearance, an injury needing more than first aid, damage of $2,000 or more, or the complete loss of a boat.

22. 第22题，共25题

    How should the registration number be separated into groups?

    • AIt must be written as one long group
    • BWith a slash between letters and numbers
    • CWith a hyphen or a space the width of one letter
    • DWith periods between each character
    显示答案

    答案: 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.

23. 第23题，共25题

    What sound signal does a sailing vessel give in fog or other restricted visibility?

    • AOne prolonged and two short blasts, every 2 minutes or less
    • BContinuous blasts on the horn until the fog lifts
    • COne short blast, repeated once every minute
    • DTwo prolonged blasts, at least every 2 minutes
    显示答案

    答案: A. One prolonged and two short blasts, every 2 minutes or less

    A sailing vessel in restricted visibility sounds one prolonged and two short blasts at intervals of no more than 2 minutes.

24. 第24题，共25题

    What does an engine cut-off switch link do?

    • AStops the engine if the operator is thrown from the helm
    • BLocks the steering wheel when you are not aboard
    • CTurns on the navigation lights automatically
    • DStarts the bilge blower before the engine starts
    显示答案

    答案: 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.

25. 第25题，共25题

    A 22-foot outboard boat has a closed compartment where a portable fuel tank is stored. How many 5-B extinguishers does it need?

    • ATwo
    • BThree
    • CNone
    • DOne
    显示答案

    答案: D. One

    Boats under 26 feet that need an extinguisher must carry one 5-B extinguisher (or none if a fixed system is installed in the machinery space).

键盘：按1–4作答，按 Enter 进入下一题。