Hover or tap underlined Spanish terms to see their translation and exam tip.
Si navegando de noche divisa una marca que emite luz amarilla con un ritmo de grupos de 5 destellos cada 20 segundos, ¿de qué Marca de balizamiento se trata?At night you see a mark with a yellow light flashing in groups of 5 every 20 seconds. Which mark is it?
Show the answer
Correct answer: a) Special mark.
Why it is correct
Yellow light belongs only to special marks. No other mark uses that colour.
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
- b) White light.
- c) White light.
- d) White light.
How to work it out in the exam
- Yellow: special.
Where this question comes from
- Ministerio de Transportes (Madrid) · 2026 · Convocatoria de abril · PER Test 2 · question 13 Official paper · Official answer key
- Ministerio de Transportes (Madrid) · 2026 · Convocatoria de abril · PER Test 4 · question 15 Official paper · Official answer key
Regulations
Pending instructor review. Machine translation, not reviewed.