U.S Triton unmanned aircraft systems is being used to flight test and mature the system of the operational use.
Ground testing allows the team to further reduce risks associated with control software and subsystems prior to flight.
Ground testing signifies our steady progress toward conducting Triton's first flight,said Steve Enewold, Northrop Grumman's vice president and program manager for Triton.
The navy is planning to buy nearly $12bn worth of MQ-4Cs, including five test aircraft, while the first MQ-4C aircraft is expected to be operational in 2015.
Triton it is ability to fly missions up to 24 hours, Triton complements many manned surveillance and reconnaissance aircraft.