USS Hopper (DDG-70) is an Arleigh Burke-class guided missile destroyer in the United States Navy. RADM Grace Murray Hopper, USN. In 1946, while as a research fellow in Harvard's Computation Laboratory, she worked on the Navy's Mark II and Mark III computers. She coined the term "bug," when she removed a moth from the switching contacts of the Mark II. She was the first Naval Reserve Woman in history recalled to active duty on 1 August 1967.Displacement:8373 tons Length: 155.8 m Beam: 20 m Propulsion: 4 � LM2500-30 gas turbines, 2 shafts, 100,000 hp Speed: 30+ knots Armament: 1 � 32, 1 � 64 cell Mk 41 VLS, 96 � RIM-66 SM-2, BGM-109 Tomahawk or RUM-139 VL-Asroc, 1 � 127/62 mm, 2 � 25 mm, 4 � 12.7 mm guns, 2 � Phalanx CIWS 2 � Mk 32 triple torpedo tubes Aircraft carried: 2 � SH-60 Sea Hawk helicopters