RYA Day Skipper Lights & Shapes 2

Question 1

What light(s) does a vessel of less than 50m show when at anchor?

Accepted Answer

One all-round white light

Answer

Two all-round white lights

Answer

A white masthead light and sidelights

Answer

One all-round red light

Question 2

At what minimum range must the masthead light of a vessel of 50m or more be visible?

Accepted Answer

6 miles

Answer

2 miles

Answer

3 miles

Answer

5 miles

Question 3

A vessel engaged in trawling at night, when making way, shows which combination of lights?

Accepted Answer

Green over white all-round lights, sidelights and sternlight

Answer

Red over white all-round lights, sidelights and sternlight

Answer

Two all-round white lights, sidelights and sternlight

Answer

Green over red all-round lights and sternlight

Question 4

What day signal does a vessel engaged in diving operations display?

Accepted Answer

A rigid replica of the International Code flag Alpha

Answer

A black ball

Answer

A black cylinder

Answer

Two black cones, apex together

Question 5

What additional all-round light does an air-cushion vessel (hovercraft) in non-displacement mode show?

Accepted Answer

A flashing yellow all-round light

Answer

A flashing blue all-round light

Answer

A flashing white all-round light

Answer

A flashing red all-round light

Question 6

What arc of visibility does each sidelight cover?

Accepted Answer

112.5°

Answer

360°

Answer

225°

Answer

135°

Question 7

When the length of the tow exceeds 200m, how many masthead lights does the towing vessel display?

Accepted Answer

Three masthead lights in a vertical line

Answer

One masthead light

Answer

Two masthead lights in a vertical line

Answer

Four masthead lights in a vertical line