Certainly, speech is a prime example of a combinative al. There are three types of messages: Nominal, Expressive sometimes called Emotional and Predicative, sometimes called Propositional. What Is Messaging? In fact, the sender does not need to know anything about the receiver; nor does the receiver need to know anything about the sender.
slide Next slide Back to first slide View graphic version. Messaging enables distributed communication that is loosely coupled. Each client connects to a messaging agent that provides facilities for creating, sending, receiving, and reading messages.
A component sends a message to a destination, and the recipient can retrieve the message from the destination. Messaging is a method of communication between software components or applications.
A messaging system is a peer-to-peer facility: A messaging client can send messages to, and receive messages from, any other client. Messaging also differs from electronic mailwhich is a method of communication between people or between software applications and people.
Messagr sender and the receiver need to know only which message format and which destination to use. Messaging is used for communication between software applications or software components. If you change the order of the sequence, you change the meaning of the message.
However, the sender and the receiver do not have to be available at the same time in order to communicate.