PAROLE Software / Dennis Maidon, 1994. "The Ultimate Star Trek Trivia Door Game" — 300+ questions, running in local "sysop" mode with a synthetic DOOR.SYS, exactly as a caller would have seen it. Preserved by The Serial Port.
Click the screen to give it focus, then type. The game pauses ~10s on the registration notice before the board appears — that nag is original.