1. Three rules related to Libero:
1. Libero cannot serve the ball after a point score.
2. Libero cannot smash the ball.
3. Libero will not boost the ball.
2. Cards are used in game of volleyball which sanction:
1. Warning: Verbal or hand signal, no card
2. Penalty: Yellow Card
3. Expulsion: Red Card
4. Disqualification: Yellow + Red card (jointly).
3. Three service techniques are:
1. Under arm service
2. Overhead service (Tennis Service)
3. Round arm service.