California Boater Card Practice Test 2026: Oefenexamen 3

Oefenexamen 3 van 6 voor California Boater Card Practice Test: 25 extra vragen met antwoorden en uitleg.

  • Varen
  • Californië
  • 132 vragen
  • Gecontroleerd op 10 oktober 2026
  1. Vraag 1 van 25

    A collision causes $3,000 in damage but no injuries. How soon must it be reported?
    Toon antwoord

    Antwoord: A. Within 10 days

    Accidents with damage only (of $2,000 or more) must be reported within 10 days.

  2. Vraag 2 van 25

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

    Antwoord: 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.

  3. Vraag 3 van 25

    You are in a No Discharge Zone. What must you do with your marine sanitation device?
    Toon antwoord

    Antwoord: C. Secure it so it cannot discharge, such as with a padlock

    In a No Discharge Zone, no sewage may be discharged, and the device must be secured, such as with a padlocked valve or locked door.

  4. Vraag 4 van 25

    Is it legal to tie your boat to a navigation buoy?
    Toon antwoord

    Antwoord: 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.

  5. Vraag 5 van 25

    This marker shows a diamond with a cross and the words "SWIM AREA". What must boaters do?
    SWIMAREA
    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.

  6. Vraag 6 van 25

    At night you see another boat's red sidelight on your starboard side. What should you do?
    Toon antwoord

    Antwoord: 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.

  7. Vraag 7 van 25

    Several people are in cold water wearing life jackets. How can they stay warmer?
    Toon antwoord

    Antwoord: C. Huddle close together

    The huddle position reduces heat loss and keeps the group together for rescuers.

  8. Vraag 8 van 25

    What colors are used on regulatory and information markers?
    Toon antwoord

    Antwoord: D. White with orange bands at top and bottom

    Regulatory and information markers are white with an orange band near the top and bottom. The orange shape shows the meaning.

  9. Vraag 9 van 25

    For which activities does the Coast Guard recommend wearing a life jacket, and many states require it?
    Toon antwoord

    Antwoord: D. Water skiing, PWC riding, whitewater and sailboarding

    The Coast Guard recommends wearing a life jacket for high-risk activities like water skiing, PWC riding, whitewater and sailboarding, and many states require it.

  10. Vraag 10 van 25

    How many wearable life jackets must a recreational boat carry?
    Toon antwoord

    Antwoord: B. One approved life jacket for each person

    Federal rules require one wearable, Coast Guard-approved life jacket for each person aboard.

  11. Vraag 11 van 25

    Which vessels are exempt from carrying day visual distress signals?
    Toon antwoord

    Antwoord: C. Manually propelled boats, such as canoes

    Manually propelled boats, boats under 16 feet, open sailboats under 26 feet without propulsion, and boats in organized events are exempt from day signals.

  12. Vraag 12 van 25

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

    Antwoord: 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.

  13. Vraag 13 van 25

    Which light does a boat show when anchored at night?
    Toon antwoord

    Antwoord: C. An all-round white light

    A vessel at anchor shows an all-round white light at night and a black ball by day.

  14. Vraag 14 van 25

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

  15. Vraag 15 van 25

    Which non-pyrotechnic signal counts for daytime use only?
    Toon antwoord

    Antwoord: 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.

  16. Vraag 16 van 25

    One 20-B fire extinguisher can replace how many required 5-B extinguishers?
    Toon antwoord

    Antwoord: A. Two

    One 20-B extinguisher may be carried in place of two required 5-B extinguishers.

  17. Vraag 17 van 25

    How should a give-way vessel act?
    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.

  18. Vraag 18 van 25

    When is an operator NOT required to use the engine cut-off switch link?
    Toon antwoord

    Antwoord: C. When the main helm is inside an enclosed cabin

    The requirement does not apply when the main helm is inside an enclosed cabin. It is also not needed at slow speeds such as docking or trolling.

  19. Vraag 19 van 25

    Someone is injured and needs medical treatment beyond first aid. How soon must the written report be filed?
    Toon antwoord

    Antwoord: 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.

  20. Vraag 20 van 25

    What is true about carbon monoxide (CO) from boat engines?
    Toon antwoord

    Antwoord: D. It has no color or smell and can kill quickly

    Carbon monoxide is colorless and odorless. It can build up around a boat, especially near the stern and swim platform, while engines or generators run.

  21. Vraag 21 van 25

    What must a boat 12 meters (39.4 feet) or longer carry for sound signals?
    Toon antwoord

    Antwoord: 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.

  22. Vraag 22 van 25

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

    Antwoord: 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.

  23. Vraag 23 van 25

    You are returning from sea. On which side should you keep this green buoy?
    1
    Toon antwoord

    Antwoord: 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.

  24. Vraag 24 van 25

    What does this white marker with an orange diamond and a cross inside mean?
    Toon antwoord

    Antwoord: B. Boats keep out of the area

    A diamond with a cross marks an exclusion area. Boats must keep out, for example near dams or swimming areas.

  25. Vraag 25 van 25

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

    Antwoord: 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.

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