Please enable JavaScript.

Coggle requires JavaScript to display documents.

Personal Computer System (3) Parallel port parallel (Used for scanners and…

- - - - Memory or Storage Unit
        
        -It stores all the data
        -It stores intermediate results of processing.
        -It stores the final results of processing before these results are released to an output device
      - Control Unit
        
        -It is responsible for controlling the transfer of data and instructions among other units of a computer.
        -It manages and coordinates all the units of the computer.
        -It obtains the instructions from the memory, interprets them, and directs the operation of the computer.
      - ALU(Arithmetic Logic Unit)
        
        Arithmetic Section
        
        to perform arithmetic operations like addition, subtraction, multiplication, and division.
        
        Logic Section
        Function of logic section is to perform logic operations such as comparing, selecting, matching, and merging of data