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Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com - Author: Atika M. Nyamoti PROCESSING DEVICES THE CENTRAL PROCESSING UNIT(CPU) The CPU also known as the processor is mounted on the system board (mother board) inside the system unit. It’s regarded as the brain of the computer because it does all the processing activities in the computer. The figures below shows the top and bottom view of a the CPU respectively.

Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com - Author: Atika M. Nyamoti  The computer Lab and the Keyboard   Review questions How does a computer differ from a calculator? List any three safety precautions one should observe when entering a computer lab