A group of parallel conductors (circuit traces) found on the motherboard that is used by the CPU to send and receive data from all the devices in the computer Also called the external data bus
A common data path on which multiple devices send and receive information The data bus can transmit either 32 or 64 bits A total of 4 or 8 parity bits is sent with each data transfer The parity bits are transmitted on a wire separately from the data HIPPI