Canadian Boating Exam Practice Quiz

For a sailboat less than 20m in length, how can its required lights be displayed?

1. Separately as sidelights and a sternlight

2. As one all-round light at the top of the mast

3. As two all-round lights in a vertical line

4. No lights are required

The correct answer is: As one all-round light at the top of the mast

A This is incorrect because a sailboat less than 20m in length is required to display all-red sidelights on the port bow and all-green sidelights on the starboard bow, as well as a white sternlight. C: This is also incorrect as it is not necessary to display two all-round lights in a vertical line on a sailboat less than 20m in length. D: This is incorrect as all sailboats, regardless of length, are required to display lights at night. The correct option is B because one all-round light at the top of the mast satisfies the required lights for a sailboat less than 20m in length. This is the easiest and most common way to display the required lights and is outlined in the International Regulations for Preventing Collisions at Sea (COLREGS). Option A is incorrect as it suggests using separate sidelights and a