Yes. In order to be eligible for the NBA draft you must complete one year at a University or College.
All that are not in the NBA
Yes, but the NBA discourages it.
No. Players used to be able to do this. But, players must 19 upon entry into the NBA.
Not playing in the NBA Today.
HIGH School Players
Michael Jordan was cut in High School. He credits that event as his motivation to be the best that he can be.
be really good in high school and go or get a college basketball scholership then go to the nba.