From: utzoo!decvax!harpo!eagle!wb2!houxz!halle1
Newsgroups: net.games.trivia
Title: Re: Game Show trivia question
Article-I.D.: houxz.256
Posted: Wed Jan 26 11:52:12 1983
Received: Fri Jan 28 07:53:11 1983
References: watarts.1639

That sounds like Jeopardy.  It was on for several years at 12:00 or 12:30.
I feel it was the best quiz show ever.