Who has first possession of the ball in a basketball game?

Answer 1

Jump ball.....(in case you don't know what that is, the two players who had their hand on the ball stand opposite to each other and the ref tosses the ball up, the players then have to tip the ball to their teammates)

Answer 2

The first possession in a Basketball game is determine by a tip off. In the tip off the center will "tip" the ball to one of his teammates in order to gain the first possession