Asynchronous I/O
Under asynchronous communication is understood in the computer science and network technology, a mode of communication, in which the sending and receiving data with a time delay and without blocking the process by, for example, waiting for the response of the receiver ( as in synchronous communication the case) takes place.
The asynchronous communication is not to be confused with the concept of asynchronous data transfer; This refers to media access method.
Examples of asynchronous communication between people are
- E -mail and SMS conversations,
- Newsletters or mailing lists, and
- Posts in discussion forums or newsgroups.
Many groupware systems have proprietary services for sending and receiving messages.