The important unit of a microprocessor is
(A) ALU
(B) array of registers
(C) control unit
(D) All of the above
Correct Answer : All of the above
Question Asked : SSC Combined Matric Level (Pre) Exam 2008
Explanation : The basic units or blocks of a microprocessor are ALU, an array of registers and control unit. A minimal hypothetical microprocessor might only include an arithmetic logic unit (ALU) and a control logic section. Each operation of the ALU sets one or more flags in a status register, which indicate the results of the last operation (zero value, negative number. overflow or others).
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Tags : Physics