The functions of guidance, navigation, and control are vital to all forms of air and space ... Gemini National Air and Space Museum Keyboard, Display (DSKY), Apollo Guidance Computer, Fragment ...

along with the Flight Control Computer which was actually an analog machine. There were then two identical Apollo Guidance Computers (AGC)—one was in the Apollo Command Module (Apollo CM), and ...

and the guidance and navigation control systems. This mission used the first Apollo Guidance Computer ever flown, and this mission was vital to testing the computer that would take men to the moon.