Hover or tap underlined Spanish terms to see their translation and exam tip.
En caso de estar dotada de luz, ¿cuál es el color reglamentario de la luz de una Marca de Aguas Navegables?If lit, what is the regulation colour of a safe water mark’s light?
Show the answer
Correct answer: d) White.
Why it is correct
A safe water mark shows a white light. It is told apart from the cardinal, also white, by its rhythm.
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 is a special mark.
- b) That is a lateral mark.
- c) That is a lateral mark.
How to work it out in the exam
- Safe water: white.
Where this question comes from
- Ministerio de Transportes (Madrid) · 2026 · Convocatoria de abril · PER Test 1 · question 14 Official paper · Official answer key
- Ministerio de Transportes (Madrid) · 2026 · Convocatoria de abril · PER Test 3 · question 13 Official paper · Official answer key
Regulations
Pending instructor review. Machine translation, not reviewed.