In SOA we can divide any architecture in two layers. The FIRST which has direct relevance to the BUSINESS as it CARRIES out business functions. The second layer is a technical layer which talks about managing computer resources like database, web server, etc. This division is needed to identify a service. Consider the FIGURE ‘Simple order system’. It has various components which interact with each other to complete the order system functionality.

The simple order system can be divided in to two layers. You can see the plumbing layer consisting of data access layer, AJAX, and yes more technical stuff.

In SOA we can divide any architecture in two layers. The first which has direct relevance to the business as it carries out business functions. The second layer is a technical layer which talks about managing computer resources like database, web server, etc. This division is needed to identify a service. Consider the figure ‘Simple order system’. It has various components which interact with each other to complete the order system functionality.

The simple order system can be divided in to two layers. You can see the plumbing layer consisting of data access layer, AJAX, and yes more technical stuff.