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Did you know by the mid-1970s, the FAA had achieved a semi-automated air traffic control system using both radar and computer technology%3
asked Nov 19, 2009 by triuser (13,156 points)

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oh so it nearly 4 decades FAA is having a computer system on this day 19 November it has a major cliches in the computer system
answered Nov 19, 2009 by trianswer (334,515 points)