Final answer:
The question focuses on the movement area at an airport, which is used for takeoff and landing and includes runways and taxiways, specifically at YVR. Fly-by-wire systems, which use electrical signals to control an aircraft's surfaces, are an essential part of modern aircraft control in these areas.
Step-by-step explanation:
The subject of this question pertains to the movement area of an airport, which is a subset of the airport's operational surface designated for the take-off, landing, and taxiing of aircraft. This includes all the runways and helipads, as well as most taxiways, specifically at Vancouver International Airport (YVR). These areas are considered controlled surfaces where access and activity are managed by air traffic control. When considering the control of aircraft in this context, fly-by-wire is an integral technology. Fly-by-wire systems replace traditional mechanical flight controls with an electronic interface that uses electrical signals to manipulate the control surfaces like the rudder and ailerons. The actions taken by a pilot are converted into electrical signals transmitted through wires (hence 'fly-by-wire'), which are then interpreted by flight computers that move the control surfaces accordingly.