List the three elements used to identify a light at night.
State the differences between primary and secondary lights.
List two purposes of ranges.
Identify the differences between directional lights, daybeacons,
and minor lights.
Describe how light sector bearings are plotted on charts.
State the reason why sound signals are used on ATONs.
State the purpose of a RACON.
Identify the function of a buoyage system.
List the characteristics of lateral and cardinal buoyage systems.
Identify the differences between IALA region A and IALA
State which IALA region applies to the United States.
Identify and explain variations in the following U.S. Systems of
a. Intracoastal waterway (ICW)
b. Western rivers
c. Uniform State Waterway Marking System (USWMS)
Identify and distinguish between international and inland rules of
4 - 3
How to use the Light List
Characteristics of Lighted Aids to Navigation
Visibility of Lights
Types of Lights and Structures
The United States System of Aids to Navigation
Rules of the Road
Maneuvering and Warning Signals