Change of service when a serving team has failed to score a point.

A serve that results directly in a point, either when the ball hits the floor on the receiving team’s side of the court untouched, or when it is touched but unable to be kept in play by the receiving team.

An attack that results directly in a point or side out.

The basic dividing plane between two halves of the court.

A violation called if a team is lined up out of rotation when the ball is served.

An illegal placement of the feet (on the baseline) as a server strikes the ball