4. Overview of Application Server

This chapter describes an overview of Application Server and the characteristics in each environment.

Application Server is the core of a business system and a base for executing an application. You can build and operate an execution environment that complies with the standard Java EE.

You can also build an environment for efficiently developing an application to be executed in the execution environment.

Organization of this chapter
4.1 Application execution environment and application development environment
4.2 Life cycle of a system built with Application Server
4.3 Characteristics of J2EE application execution environment
4.4 Characteristics of the execution environment of a batch application
4.5 Characteristics of application development
4.6 List of Application Server functions and corresponding standard specifications