Question

Which of the parts of a computer actually executes the program instructions?

Answer 1

CPU is a part of a computer actually ezecutes the program

Answer 2

Central Processing Unit executes the program instructions

EXPLANATION:  

First the computer intakes the instructions. It then sends it to the control unit where the data is transformed into information. CPU first fetches the data. It decodes the data into information(in binary). CPU is a complex unit which executes the program instructions using ALU and control unit. Then it interacts with the input, output and memory unit and stores the result.