The brain of any computer system is?

Question: The brain of any computer system is?

(A) ALU. (B) Memory. (C) CPU. (D)Control unit. (E) None of the above. Answer: Option C, The brain of any computer system is CPU. CPU :A central processing unit is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.