M
message:

Units of data used in message-based systems. Messages can communicate events, requests for data, replies to requests, and so on.

message-driven bean:

A type of EJB that provides a convenient paradigm for creating asynchronous consumers of Java Message Service (JMS) messages.

model:

An abstraction of a system that conveys what the system is.

Model1:

A presentation-centric architectural approach used in developing systems involving JSPs and servlets.

Model2:

An MVC-based architectural approach for building systems involving JSPs and servlets.

Model-View-Controller (MVC):

An architectural pattern for minimizing coupling among objects in a system by aligning them with a specific set of responsibilities in the area of the persistent data ...

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