RYA Day Skipper Lights & Shapes

Question 1

What lights must a power-driven vessel of less than 50m show when underway at night?

Accepted Answer

Masthead light, sidelights and sternlight

Answer

Sidelights and sternlight only

Answer

Two masthead lights, sidelights and sternlight

Answer

Masthead light, anchor light and sidelights

Question 2

What is the arc of visibility of a vessel's sternlight?

Accepted Answer

135°

Answer

225°

Answer

360°

Answer

112.5°

Question 3

What day shape must a vessel at anchor display?

Accepted Answer

A black ball

Answer

A black cone

Answer

A black diamond

Answer

Two black balls

Question 4

A sailing vessel proceeding under sail and engine simultaneously must display what day shape?

Accepted Answer

A cone, point downwards

Answer

A black ball

Answer

A black cylinder

Answer

Two black cones

Question 5

Which vessels display two all-round red lights in a vertical line at night?

Accepted Answer

Vessel not under command

Answer

Vessel at anchor

Answer

Vessel constrained by draught

Answer

Pilot vessel

Question 6

What lights must a vessel restricted in her ability to manoeuvre show (in addition to steaming lights)?

Accepted Answer

Three all-round lights: red, white, red

Answer

Two all-round lights: red over white

Answer

Three all-round lights: white, red, white

Answer

Three all-round lights: red, green, red

Question 7

A vessel aground at night shows what additional lights beyond her anchor lights?

Accepted Answer

Two all-round red lights in a vertical line

Answer

Three all-round red lights in a vertical line

Answer

One all-round red light

Answer

Red and white all-round lights in a vertical line