SCENARIO 1
A client calls Entertainment Service and selects Contests menu. Every User that participates in the contest receives 5 contest questions. A user's task is to select correct answer for the asked question and answering in the shortest possible time. Answering means pushing a particular key on phone's keypad (key buttons [1], [2] or [3]) that corresponds to the correct answer. Only one answer is correct. Selection of correct answer adds one point to user's result; in case of bad answer number of points does not change. 5 points maximum can be collected but the winner simultaneously has to answer the questions in the shortest time. Time is counted from the beginning of asking question to the moment of giving answer by selecting one of the keys,

SCENARIO 2
A user is to recognize, in the shortest possible time, titles of the songs presented in the contest. Not only the time matters but also correctness of the given answer. Every participant of the contest listens to fragments of four songs which names are to be guessed. In case of recognizing the song the participant should press key '1' as fast as possible. Then he will hear three different titles. Answer is given by pressing key [1], [2] or [3]. After giving an answer the participant hears next song. 4 points maximum can be collected but to win, one has to give the answers in the shortest possible time.