No, college is not necessary.
for college indiana state and for nba Boston Celtics
it was jimmeny cricket children
Larry Brown
Orlando Magic
quarter million
Alvin Gentry has not played in the NBA. He played college basketball at Appalachian State University. After he held various college position assistant jobs. Eventually, he was hired as an assistant coach under Larry Brown's San Antonio Spurs. He was the head coach for the Los Angeles Clippers and currently he is the coach for the Phoenix Suns.
Dean smith
Lloyd Pierce
Mike Woodson
Hecoaches for the Houston Rockets
As far as college ball and the NBA are concerned, a team may call a time out when they are in possession of the ball or during a dead ball. A team may not call time out when they are on defense.
Be good at basketball and try out college basketball team