Types of Buses in Computer.

A bus is a group of current-conducting wires over which data is transferred from one device to another. Their types are :

1. Data bus :
   1. Transfers data
   2. Size is generally proportionate to CPU power. e.g. 64 bit CPU will have 64 bit wide bus.
   3. Generally bidirectional.
2. Address bus :
   1. Carries the address of the device.
3. Control bus :
   1. Carries control signals to devices.