Computer Science
What functions are performed by the ALU ? Is it an independent unit ? If not, which unit does ALU work in coordination with ?
Answer
Arithmetic and Logic unit is responsible for carrying out the arithmetic instructions (add, subtract, multiply, divide) and making logic decisions (greater than, less than, equal to).
No, it is not an independent unit. It is a part of CPU. It works in coordination with the commands given by the Control Unit.
Related Questions
What is the function of CPU in a computer system ? What are its subunits ?
What functions are performed by the control unit ? Can we call it the control centre of computer system ? Why ?
Distinguish between CPU and ALU.
What is the function of output unit in a computer system ? Give examples of some output devices.