If you are looking for the actual gameplay features of the title (based on the official game rules), they typically include:
: Players must answer a sequence of 15 questions correctly to win the top prize. Who.Wants.To.Be.A.Millionaire-SKIDROW.rar
: Contestants can choose to stop at any time and keep their current earnings instead of risking them on the next question. If you are looking for the actual gameplay