What computerized information data did Chuck download into his brain on the U.S. TV show "Chuck"?

The computerized information data that Chuck download into his brain on the U.S. TV show "Chuck" (2007— 2012) is called Intersect. The data is a part of a top-secret United States governmental database computer system. The data is encoded information that has been harvested from every intelligence agency in the U.S., including the Central Intelligence Agency, the National Security Agency, and the National Clandestine Service.

On the show, the pilot episode is titled "Chuck Versus the Intersect". This is where the American action-comedy series "Chuck" starts. The episode was directed by Joseph McGinty Nichol (b. August 1968) and known professionally as McG. The pilot was written by series co-creators Josh Schwartz and Chris Fedak. It aired in September 2007.

The show follows the adventures of Chuck Bartowski (Zachary Levi), a computer geek and member of a Geek Squad-type electronics retail chain (Nerd Herd). Chuck became the only person who could process all the information in the Intersect system.

Initially, Chuck is a twenty-something underachiever who lives in Los Angeles, California. He will work a dead-end job at the Burbank Buy More Store. Chuck's life stalled after his college roommate, Bryce Larkin, got Chuck expelled from Stanford University in 2002. Chuck hated Bryce for his betrayal, but he later learned that Bryce did it to protect him from being recruited into the CIA. Over a 5 year period, agents from the CIA and NSA worked to protect Chuck.