Hover or tap underlined Spanish terms to see their translation and exam tip.
Las marcas de canal principal que señalan una bifurcación emiten luz con ritmo de:Main channel marks showing a bifurcation show a light with the rhythm:
Show the answer
Correct answer: b) Groups of (2+1) flashes
Why it is correct
Bifurcation marks show groups of 2 + 1 flashes.
IALA World Regions: Region A covers Europe (including Spain), Africa, Oceania and Asia (except Japan, South Korea and the Philippines); when entering from seaward, keep RED (can) marks to PORT and GREEN (cone) marks to STARBOARD. Region B covers the Americas (North, Central and South), Japan, South Korea and the Philippines; lateral colours are reversed (GREEN to port and RED to starboard when entering), while keeping the same shapes (can to port, cone to starboard) and identical cardinal, isolated danger, safe water and special marks.
Why the others are not
- a) That belongs to a cardinal.
- c) That is isolated danger, in white.
- d) That is safe water.
How to work it out in the exam
- 2 + 1: the channel divides.
Where this question comes from
- Junta de Andalucía · 2025 · 2ª convocatoria · PER Modelo A · question 16 Official paper · Official answer key
- Junta de Andalucía · 2025 · 2ª convocatoria · PER Modelo B · question 17 Official paper · Official answer key
Regulations
Pending instructor review. Machine translation, not reviewed.