The Computer & Networking Expertise program produces graduates prepared for positions as technicians and community administrators within quite a lot of industrial and public settings. The US Army asked Bell Laboratories to design a machine to assist in testing its M-9 gun director, a kind of analog pc that goals massive guns to their targets. Mathematician George Stibitz recommends using a relay-based mostly calculator for the undertaking. The consequence was the Relay Interpolator, later called the Bell Labs Model II. The Relay Interpolator used 440 relays, and because it was programmable by paper tape, was used for different purposes following the war.