Buses and Its Types

Q#4: Define computer bus and its types. 

Ans: Computer Bus: Buses are the electric paths on which data sent and received by different components. They are just like roads. As roads connect different places, buses connect all the parts of computer to each other. They also connect all internal components on the motherboard. 

There are three types of buses. 

1. Control bus: It carries command between different components to control all activities in a computer. 

2. Data bus: It carries data between the processor, memory unit and other components. 

3. Address bus: It carries address of the data (but not the data). The address bus is used to specify memory location to be used by microprocessor for specific operation.

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