CPU means Central Processing Unit, The ability of any computer to process data into information is fully under the control of the CPU.
Central processing unit can be compared to the brain in human beings as it is the primary element in any computer. This is the core part that controls all the processes within a computer. It has the ability to translate both the high level and the low level language to enable proper functioning of computers.
The CPU has the enhanced ability to carry out both logic and arithmetic instructions giving out the expected outcome. The CPU ability of a machine will vary from one computer to the other depending on the functionality.
Inside the Central processing unit (CPU) there are inbuilt memory units called registers that help in information processing. It works closely with the clock inside any computer making every action done by the CPU real time.