Computers are programmable electronic devices that accept data, execute prerecorded instructions, perform mathematical and logical operations, and output results.
Kiosks and point of sale (POS) systems are used for sale processing and inventory tracking. Examples include electronic cash registers, computerized check-out systems and self-serve kiosks.
Parking control systems and products are used in automobile parking enforcement and management. Examples include parking meters, ticket dispensers, toll barriers and parking partitions.