1. Explain WCS Archetecture WebSphere Commerce functional architecture Descriptions: Controller layer The conductor of operations for a request. It controls the transaction scope and manages the session related information for the request. The controller first dispatches to a command and then calls the appropriate view processing logic to render the response. Presentation layer The presentation layer displays the result of command execution. The presentation layer can use JSP pages, or other rendering technologies. Business Context Service (BCS) A service that manages contextual information used by business components. The contexts include such information as globalization and entitlement. Business logic facade This generic interface is implemented as a stateless session bean which the controller calls to invoke controller commands. Controller commands A controller command business process logic such as...
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