Context

In computing, program doing input / output, or I/O, has five major ways:

  • Blocking I/O
  • Non-blocking I/O
  • I/O Multiplex
  • Signal-driven I/O
  • Asynchronous I/O

Check I/O Models if you don't understand them.

In programming language, the last I/O - Asynchronous I/O and others …