SAP WebAS

WebAS is very flexible.

Due to this flexibility an orgranization can initially choose to deploy SAP system very similar to how they do business today, and then gradually evolve business model over time.

The SAP system has three tiers.

The presentation layer, application logic, and data management are logically separate from one another.

ECC (ERP Central Component) is built around a different type of architecture.

It uses SAP NetWeaver and Enterprise Services Architecture.

Client/Server Environment

SAP R/3 (old version) was using an architecture called client/server. The newer version of SAP R/3 is called ECC: ERP Central Component.



They can also be made to be physically separated.

In this way, a flexible system can be created.

Additional headroom can be easily added when required.

Most SAP components are built on a powerful platform called Web Application Server, or WebAS.

WebAS understand most popular computer languages including HTML, XML, Web Services, SAP ABAP/4, and Java

To store back end date, many database versions and releases are supported.

Client/server is of a few architectures available.

In a client/server environment, a client machine requests information, via network, from the supplying machine, known as the server.

A client machine could be an individual PC, workstation, mobile computing device, or even another computer system.