Product testing, also called consumer testing or comparative testing, is a process of measuring the properties or performance of products.
cockpit. n. 1. (Aeronautics) the compartment in a small aircraft in which the pilot, crew, and sometimes the passengers sit. Compare flight deck 1. 2. (Motor Racing) the driver's compartment in a racing car.
2. (Navigation) a post or tower for guiding pilots or marking a turning point in a race. 3. (Aeronautics) a streamlined aircraft structure for attaching an engine pod, external fuel tank, etc, to the main body of the aircraft.