How does a computer work?

• 
  

• Stored program computer working model, the most basic logical structure of computer system;

• The function call stack, the high-level language to run the foundation, only the machine language and the assembly language when the stack mechanism for the computer is not so important, but with the high-level language and functions, the stack becomes the basic function of the computer;

  • enter 

    • PUSHL%ebp

  • Leave

    • MOVL%ebp,%esp

    • POPL%EBP

  • function parameter passing mechanism and local variable storage

• Interrupt, multi-channel program operating system base point, no interrupt mechanism program can only run from the beginning to the end before it is possible to start running other programs

How does a computer work?