HOW DOES IT WORK?
The CPU sits in the motherboard as the central processing unit. All of the other hardware components and programs installed in the system must pass data through the CPU before their functions can be carried out. The CPU’s job function is important and enormous in scale when compared to other components in the system. When a function, program or piece of data is called, the CPU pulls it from Random Access Memory (RAM) and other relevant hardware to process it. The CPU then reads the instructions associated with the task before sending it back to RAM. The instructions that the CPU receives pertain to calculations and data transportation. The system bus is the trail that the data must travel before it is executed. It is the CPU’s job to make sure that the data is guided through the system bus to be processed and then on to the next step. With every stop on the system bus, the CPU makes sure that the data gets there in the correct order.