Modern gaming machines use computer technology to operate their functions. Slot machine outcomes are determined unsing a Random Number Generator (RNG) which is a mathematically-based program that selects groups of numbers to determine which symbols are selected to produce a winning or losing outcome.
The "slot machine" term derives from the slots on the machine for inserting and retrieving coins. "Fruit machine" comes from the traditional fruit
![slotmill slotmill](https://www.slotscalendar.com/wp-content/uploads/2018/12/slot-jam-screeshot-3.jpg)
on the spinning reels such as lemons and cherries.
![slotmill slotmill](https://www.slotscalendar.com/wp-content/uploads/2018/12/slot-jam-screeshot-3.jpg)
on the spinning reels such as lemons and cherries.