What hydraulic system operates the nose wheel steering?

The correct answer pertains to the operation of the nose wheel steering of the Dassault Falcon 7X, which is powered by Hydraulic System A. This system is specifically designed to manage critical flight controls and functions that require a more responsive hydraulic pressure, making it ideal for nose wheel steering.

Hydraulic System A is part of a redundancy strategy in the aircraft's design, ensuring that essential systems can operate independently and safely. This is vital during ground maneuvers, particularly during taxiing, where precise control of the nose wheel is essential for navigating on the runway and in closely confined spaces.

The other hydraulic systems serve different functions within the aircraft, such as powering the main landing gear or various flight control surfaces, which is why they do not handle the nose wheel steering. Therefore, knowing the operation of these systems and their specific functionalities is crucial for effective aircraft handling and safety during ground operations.