Germany Boat Licence Practice Test (SBF See) 2026: Test de práctica 3

Test de práctica 3 de 3 de Germany Boat Licence Practice Test (SBF See): 20 preguntas más con respuestas y explicaciones.

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Alemania
70 preguntas
Revisado el 11 de octubre de 2026

Pregunta 1 de 20
In fog, what sound signal does a power-driven vessel making way through the water give?
- No signal; radar is enough
- Three short blasts every 10 minutes
- A bell rung every 5 minutes
- One prolonged blast at intervals of not more than 2 minutes
Ver respuesta
Respuesta: D. One prolonged blast at intervals of not more than 2 minutes
A power-driven vessel making way sounds one prolonged blast at least every two minutes in restricted visibility.
Pregunta 2 de 20
The stand-on vessel is in doubt whether the give-way vessel is acting. What signal does it give?
- One prolonged blast
- Long-short-long
- At least five short, rapid blasts
- Two short blasts
Ver respuesta
Respuesta: C. At least five short, rapid blasts
Five or more short blasts signal doubt or warning; the stand-on vessel then prepares a last-moment manoeuvre.
Pregunta 3 de 20
On German sea waterways, what does a starboard-side lateral mark look like?
- Black and red buoy with two balls
- Yellow buoy with a yellow cross
- Red, can-shaped buoy with a red cylinder topmark
- Green, cone-shaped buoy or pole, with a green cone topmark pointing up
Ver respuesta
Respuesta: D. Green, cone-shaped buoy or pole, with a green cone topmark pointing up
SeeSchStrO sign B.11: the starboard side is marked green, with conical buoys and a green cone topmark.
Pregunta 4 de 20
What does a port-side lateral mark look like on German sea waterways?
- Red, flat-topped (can) buoy or spar, with a red cylinder topmark
- Green cone-shaped buoy
- White buoy with a red ball
- Yellow and black buoy with two cones
Ver respuesta
Respuesta: A. Red, flat-topped (can) buoy or spar, with a red cylinder topmark
SeeSchStrO sign B.11: the port side is marked red, with flat-topped (Stumpftonne) or spar buoys and a red cylinder topmark.
Pregunta 5 de 20
Lateral buoys on the starboard side of a German fairway carry which numbers?
- No numbers at all
- Even numbers, counted from the sea
- Letters A to Z
- Odd numbers, counted from the sea
Ver respuesta
Respuesta: D. Odd numbers, counted from the sea
Starboard marks have continuous odd numbers and port marks even numbers, both counted from seaward.
Pregunta 6 de 20
You come in from the sea. On which side do you leave the red buoys?
- On your port (left) side
- You pass between two red buoys
- On your starboard (right) side
- Either side
Ver respuesta
Respuesta: A. On your port (left) side
Red marks show the port side of the fairway as seen when entering from the sea, so keep them to port.
Pregunta 7 de 20
A buoy is black above yellow with two black cones pointing up. What is it?
- A port-side lateral mark
- A north cardinal mark: the safe water is to the north
- A south cardinal mark
- An isolated danger mark
Ver respuesta
Respuesta: B. A north cardinal mark: the safe water is to the north
North cardinal: black over yellow, two cones pointing up. Pass on its north side.
Pregunta 8 de 20
A buoy is yellow above black with two black cones pointing down. On which side do you pass it?
- On its north side
- On its east side
- On its south side
- Either side
Ver respuesta
Respuesta: C. On its south side
This is a south cardinal mark. The safe water lies to the south of it.
Pregunta 9 de 20
What does a black buoy with a broad red band and two black balls on top mean?
- The start of a fairway
- An isolated danger with safe water all around it
- A swimming area
- A safe place to anchor
Ver respuesta
Respuesta: B. An isolated danger with safe water all around it
Isolated danger marks (B.15.5) sit on a small hazard; you can pass on any side, but keep clear of the mark itself.
Pregunta 10 de 20
Which lifejacket class does the DGzRS describe as suitable for all waters and unconscious-safe?
- 50 N
- 100 N
- 25 N
- 150 N
Ver respuesta
Respuesta: D. 150 N
150 N jackets turn the wearer face up and suit all waters; 275 N is for offshore and heavy clothing.
Pregunta 11 de 20
How often must an inflatable lifejacket be serviced?
- Never, if it has not been used
- Only after it has inflated
- Every 10 years
- As the maker says, and at least every 2 years
Ver respuesta
Respuesta: D. As the maker says, and at least every 2 years
Inflatable lifejackets need servicing per the manufacturer's instructions and at least every two years.
Pregunta 12 de 20
Which VHF channel is used for a MAYDAY distress call to Bremen Rescue?
- Channel 16 (or the DSC button, which alerts on channel 70)
- Any channel; it does not matter
- Channel 99
- Channel 1
Ver respuesta
Respuesta: A. Channel 16 (or the DSC button, which alerts on channel 70)
The German rescue centre MRCC Bremen listens on VHF channel 16 and channel 70 for DSC alerts.
Pregunta 13 de 20
What should you say first in a distress call after MAYDAY and the boat's name?
- The price of the boat
- Your home address
- Your exact position and what the emergency is
- The weather forecast
Ver respuesta
Respuesta: C. Your exact position and what the emergency is
Rescuers need your position and the nature of the emergency to send help quickly.
Pregunta 14 de 20
Someone falls overboard. What is the first thing a crew member should do?
- Keep the person in sight and point at them, and throw a lifebuoy
- Jump in after them at once
- Turn off all lights
- Look for the boat's papers
Ver respuesta
Respuesta: A. Keep the person in sight and point at them, and throw a lifebuoy
Keep constant visual contact, throw something that floats and press the MOB/POB button. Then send MAYDAY.
Pregunta 15 de 20
When you reach a person in the water with your motorboat, what must you avoid?
- Wearing a lifejacket yourself
- Throwing them a line
- Talking to them
- Approaching with the propeller turning
Ver respuesta
Respuesta: D. Approaching with the propeller turning
A turning propeller can cause severe injuries. Stop or idle the engine when you reach the person.
Pregunta 16 de 20
Which distress signal should you use by day?
- Flashing the deck lights
- A white rocket
- A green flare
- An orange smoke signal
Ver respuesta
Respuesta: D. An orange smoke signal
The DGzRS advises orange smoke by day and red flares or rockets at night. Never fire rockets near helicopters.
Pregunta 17 de 20
What should you do before refuelling a boat?
- Smoke only on the far side of the boat
- Stop the engine, avoid electric switches and keep flames away
- Keep the engine running to save time
- Fill the tank until it overflows
Ver respuesta
Respuesta: B. Stop the engine, avoid electric switches and keep flames away
Petrol vapour can explode. Stop the engine, avoid sparks and open flames, and do not let fuel spill.
Pregunta 18 de 20
Why is a gas (propane or butane) leak on a boat so dangerous?
- The gas is heavier than air, collects low in the boat and can explode
- It makes the engine run faster
- It is lighter than air and escapes at once
- It only smells bad
Ver respuesta
Respuesta: A. The gas is heavier than air, collects low in the boat and can explode
Liquid gas sinks into the bilge and forms explosive mixtures. Shut it off, ventilate and avoid switches and phones.
Pregunta 19 de 20
While under way, which engine readings should you keep an eye on?
- Nothing; modern engines need no checks
- Only the clock
- Only the fuel price
- Engine temperature, oil pressure and battery charging
Ver respuesta
Respuesta: D. Engine temperature, oil pressure and battery charging
Watching temperature, oil pressure and charging warns you of faults before the engine fails.
Pregunta 20 de 20
Why should you keep well away from reed beds when boating?
- They hide speed cameras
- They are always private property
- Reeds damage the engine
- They are often breeding and resting places for protected birds and fish
Ver respuesta
Respuesta: D. They are often breeding and resting places for protected birds and fish
Reed beds and thick bank plants are important habitats, so stay well clear.

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