Joint Command/Task Force (C3, C4I Systems) is A program that focuses on the principles, technology and operational use of command and control (C3, C4I) systems as applied to joint and combined military operations involving unified commands. Includes instruction in information technology, communications systems, network systems and architecture, systems engineering, C3 and C4I doctrine and policy, C3 and C4I systems management, intelligence, operational and strategic planning, interagency operations, operational security and deception.