Final answer:
The Pacific Conference has won the NCAA Basketball championship 11 times, with UCLA being the most successful team.
Step-by-step explanation:
The Pacific Conference has won the NCAA Basketball championship a total of 11 times. The University of California - Los Angeles (UCLA) has been the most successful team from the Pacific Conference, winning a record 11 championships. The conference's dominance in college basketball has been due to the strong teams and competitive level of play from schools in the region.