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CBDI Service Oriented Architecture Practice Portal
Independent Guidance for Service Architecture and Engineering
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| Report Summary |
| Title: | CBDi Forum Journal - May 1998 | ||
| Author: | |||
| Publication Date: | 14 March 2001 | ||
| Report Type: | Interact | ||
| Abstract: | Notes on Four-Tier Architecture The four-tier architecture enables different data servers to be combined to support a process server, which are then combined into an application. The application is enabled for multiple client types. Only accessed via clear interfaces, this enables a server on any tier to be exchanged, as required, with a minimum of impact on those either side of it. The four-tier architecture extends the more common three-tier architecture, with the application server layer. This reflects that process servers will be reused in different applications. The application server may contain little more than a ‘bill of materials’ of the process server components and manag | ||
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