The two had well-defined interfaces allowing them to pass commands back and forth to keep their data in sync.

I use simple, well-defined interfaces to control software complexity.

It provides an abstraction of entities that can provide and accept services through well-defined named interfaces called ports.

A concern that is not modularized does not exhibit a well-defined interface.

Modularity is achieved through the definition of well-defined interfaces between segments of the system.

According to Mitchell, the findings have important implications for future electronic devices that require well-defined electronic interfaces.

In general, client-server applications are frequently lasagna code, with well-defined interfaces between client and server.

The system is organized as a set of independent components with well-defined interfaces between them.

Wiktionary defines a module as "a self-contained component of a system, often interchangeable, which has a well-defined interface to the other components."

Componentization breaks code down into reusable semantic units which present clear, well-defined, simple-to-use interfaces.