What must be considered for the proper operation of navigation lights in aircraft?

For the proper operation of navigation lights in aircraft, the number of switches is significant because it relates to how the lights are controlled and operated from the cockpit. Navigation lights typically need to be easily accessible for pilots to operate them as required during flight. An adequate number of switches allows for precise control over the operation of the lights, ensuring they can be turned on or off as needed and can also be monitored effectively.

In many aircraft, navigation lights need to be operational for safety, especially during takeoff, landing, and nighttime operations. An insufficient number of switches could limit the pilot's ability to manage these lights efficiently, which could lead to operational errors or miscommunication with other aircraft.

While the other aspects such as type of connectors, switch position, and on/off functionality are also important for the overall system's integrity and reliability, the number of switches directly impacts the operational capability of the navigation lights in real-time situations where pilots need to make quick adjustments.